Juniper Networks EX8208 - Manual

DC Power Electrical Safety Guidelines for EX Series Switches . . . . . . . . . . . . . . 296DC Power Disconnection Warning for EX Series Switches . . . . . . . . . . . . . . . . . . 297DC Power Grounding Requirements and Warning for EX Series Switches . . . . . 298DC Power Wiring Sequence Warning fo...

List of Figures Part 1 Switch and Components Overview and Specifications Chapter 1 EX8208 Switch Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Figure 1: EX8208 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

Part 2 Planning for Switch Installation Chapter 5 Rack and Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Figure 33: Installing an EX8208 Switch in a Four-Post Rack . . . . . . . . . . . . . . . . . 99Figure 34: Installing an EX8208 Switch in a Two-Po...

Figure 66: Power Cord Retainer in an AC Power Supply . . . . . . . . . . . . . . . . . . . . 174Figure 67: Connecting the Power Supply Cord to an EX8200 Switch . . . . . . . . . . 175Figure 68: Removing the Plastic Cable Cover on a DC Power Supply in an EX8200 Switch . . . . . . . . . . . . . . . . ...

Part 7 Returning Hardware Chapter 16 Returning the Switch or Switch Components . . . . . . . . . . . . . . . . . . . . . . . . 241 Figure 96: Location of the Serial Number ID Label on EX8208 Switch Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

List of Tables Part 1 Switch and Components Overview and Specifications Chapter 1 EX8208 Switch Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Table 1: EX8208 Switch Hardware Configurations . . . . . . . . . . . . . . . . . . . . . . . . . . 7Table 2...

About This Topic Collection • How to Use This Guide on page xxi • List of EX Series Guides for Junos OS Release 10.3 on page xxi • Downloading Software on page xxiii • Documentation Symbols Key on page xxiv • Documentation Feedback on page xxv • Requesting Technical Support on page xxvi How to Use T...

Description Title JUNOS ® OS for EX Series Switches, Release 10.3: Spanning-Tree Protocols JUNOS ® OS for EX Series Switches, Release 10.3: System Monitoring JUNOS ® OS for EX Series Switches, Release 10.3: System Services JUNOS ® OS for EX Series Switches, Release 10.3: System Setup JUNOS ® OS for ...

Documentation Symbols Key Notice Icons Description Meaning Icon Indicates important features or instructions. Informational note Indicates a situation that might result in loss of data or hardwaredamage. Caution Alerts you to the risk of personal injury or death. Warning Alerts you to the risk of pe...

Text and Syntax Conventions Examples Description Convention broadcast | multicast ( string1 | string2 | string3 ) Indicates a choice between the mutuallyexclusive keywords or variables on eitherside of the symbol. The set of choices isoften enclosed in parentheses for clarity. | (pipe symbol) rsvp {...

Requesting Technical Support Technical product support is available through the Juniper Networks Technical AssistanceCenter (JTAC). If you are a customer with an active J-Care or JNASC support contract,or are covered under warranty, and need post-sales technical support, you can accessour tools and ...

CHAPTER 1 EX8208 Switch Overview • EX8208 Switch Hardware Overview on page 3 • EX8208 Switch Configurations on page 6 • Chassis Physical Specifications of an EX8208 Switch on page 9 • Understanding EX8208 Switch Component and Functionality Redundancy on page 11 • Slot Numbering for an EX8208 Switch ...

Chassis Physical Specifications The EX8208 switch is 14 rack units (14 U) in size (1/3 rack); three EX8208 switches canfit in a standard 42 U rack. Each EX8208 switch is designed to optimize rack space andcabling. See Figure 1 on page 4. Figure 1: EX8208 Switch The EX8208 switch has a chassis-level ...

Routing Engines and Switch Fabric Switching functionality, system management, and system control functions of an EX8208switch are performed by a Switch Fabric and Routing Engine (SRE) module. See “SwitchFabric and Routing Engine (SRE) Module in an EX8208 Switch” on page 24. An SREmodule contains a R...

Power Supplies Power supplies for the EX8208 switch are fully redundant, load-sharing, andhot-removable and hot-insertable field-replaceable units (FRUs). Each EX8208 switchchassis can hold up to six 2000 W AC, six 3000 W AC, or six 2000 W DC power supplies. The 2000 W AC power supplies support both...

Table 1: EX8208 Switch Hardware Configurations Configuration Components Switch Configuration • Chassis with backplane • One fan tray • One Switch Fabric and Routing Engine (SRE) module • One Switch Fabric (SF) module • Two 2000 W AC power supplies • Two power cords • Eight line card cover panels • F...

Table 1: EX8208 Switch Hardware Configurations (continued) Configuration Components Switch Configuration • Chassis with backplane • One fan tray • Two SRE modules • One SF module • Six 3000 W AC power supplies • Six power cords • Eight line cards Fully loaded chassis configuration (AC with 3000 W AC...

Chassis Physical Specifications of an EX8208 Switch The EX8208 switch chassis is a rigid sheet-metal structure that houses the other switchcomponents. Table 2 on page 9 summarizes the physical specifications of the EX8208switch chassis. See Figure 2 on page 10. Table 2: Physical Specifications of th...

• Installing and Removing EX8208 Switch Hardware Components on page 149 Understanding EX8208 Switch Component and Functionality Redundancy The Juniper Networks EX8208 Ethernet Switch is available as a fully redundant system.A redundant EX8208 switch configuration is designed so that no single point ...

Table 4: Switch Fabric Redundancy for EX8208 Switches (continued) Switch FabricRedundancy Slot SF Slot SRE1 Slot SRE0 Switch Configuration No SF module SRE module Empty Base configuration No Empty SRE module SRE module User-definedconfiguration Yes SF module SRE module SRE module Redundantconfigurat...

Table 5: Slot Numbering for an EX8208 Switch (continued) Components Accepted in Slot Slot Label Line card 4 Line card 5 Line card 6 Line card 7 Figure 3 on page 14 shows the slot numbering, which is on the front left of the chassis. Figure 3: Slot Numbering for an EX8208 Switch Slots 0 through 7 acc...

NOTE: We recommend that you install two SRE modules for redundancy. If you install only one SRE module, we recommend that you install it in the slot SRE0. See “Installingan SRE Module in an EX8208 Switch” on page 155. Slot SF accepts only the SF module. See “Switch Fabric (SF) Module in an EX8208Swi...

CHAPTER 2 Component Descriptions • LCD Panel in an EX8200 Switch on page 17 • Chassis Status LEDs in an EX8200 Switch on page 22 • Field-Replaceable Units in an EX8208 Switch on page 23 • Switch Fabric and Routing Engine (SRE) Module in an EX8208 Switch on page 24 • SRE Module LEDs in an EX8208 Swit...

The maintenance mode allows you to cycle through options for configuring andtroubleshooting the switch: • System halt • Reboot system • Load rescue configuration • Revert to factory configuration • EZSetup LCD Panel Menus The LCD has three menus: Idle, Status, and Maintenance. In each of these menus...

Table 7: LCD Panel Menu Options for the EX8200 Switch (continued) Description Menu The Maintenance menu has the following options: • SYSTEM HALT?—Choose one of the following: • Press Enter to halt the master SRE module in an EX8208 switch or to halt the master RE module in an EX8216 switch. Press En...

• Connecting and Configuring an EX Series Switch (CLI Procedure) on page 190 • Connecting and Configuring an EX Series Switch (J-Web Procedure) on page 192 Chassis Status LEDs in an EX8200 Switch The top front of the chassis of an EX8200 switch has three LEDs on the right side of theLCD panel. See F...

Related Topics LCD Panel in an EX8200 Switch on page 17 • • Understanding Alarm Types and Severity Levels on EX Series Switches Field-Replaceable Units in an EX8208 Switch Field-replaceable units (FRUs) are switch components that you can replace at your site.The switch uses these types of FRUs: • Ho...

NOTE: Line cards are not part of the base or redundant configuration. You must order them separately. NOTE: If you have a Juniper J-Care service contract, register any addition, change, or upgrade of hardware components at https://www.juniper.net/customers/csc/management/updateinstallbase.jsp . Fail...

Figure 7: SRE Module in an EX8208 Switch NOTE: We recommend that you install two SRE modules for redundancy. If you install only one SRE module, we recommend that you install it in slot SRE0. See “SlotNumbering for an EX8208 Switch” on page 13. If two SRE modules are installed, one functions as the ...

• Console port—Connects the SRE module to a system console through a cable with anRJ-45 connector. See “Connecting an EX Series Switch to a Management Console” onpage 181. • Management port—Connects the SRE module through an Ethernet connection to amanagement LAN (or any other device that plugs into...

Table 10: SRE Module LEDs of an EX8208 Switch (continued) State and Description Color LED Label (Description) • On steadily—SRE module is the master. • Blinking—SRE module is in standby mode. Green MS (Master) SRE module is powered off. Unlit • On steadily—Switch fabric in the SRE module is operatin...

Table 11: Link/Activity LED on the Management Port on EX8200 Switches State and Description Color LED • Blinking—The port and the link are active, and there is linkactivity. • On steadily—The port and the link are active, but there is nolink activity. • Off—The port is not active. Green Link/Activit...

In the base configuration, an SF module is used with a single Switch Fabric and RoutingEngine (SRE) module to build a nonredundant system that provides full bandwidth.However, a base configuration EX8208 switch has no Routing Engine and switch controlredundancy or switch fabric redundancy. In a base...

Figure 11: SF Module LEDs in an EX8208 Switch Table 13: SF Module LEDs of an EX8208 Switch State and Description Color LED (Description) • On steadily—SF module is operating normally. • Blinking—Waiting to be configured by the master Switch Fabricand Routing Engine (SRE) module. Green ST (Status) SF...

• 48-port SFP line card • 48-port RJ-45 line card You can use any combination of line cards in an EX8200 switch. The 8-port SFP+ line card for EX8200 switches (see Figure 12 on page 31) has eight10-gigabit SFP+ ports on the faceplate in which you can install SFP+ transceivers. Theline card is shippe...

• 48-port SFP line card • 48-port RJ-45 line card You can use any combination of line cards in an EX8200 switch. The 40-port SFP+ line card for EX8200 switches (see Figure 13 on page 32) has 40oversubscribed 10-gigabit SFP+ ports on the faceplate in which you can install eitherSFP+ or SFP transceive...

The line card has two status LEDs labeled ON and ST on the faceplate that indicate theonline and status information for the line card. See “Line Card LEDs in an EX8200 Switch”on page 35. The 40-port SFP+ line card requires Junos OS for EX Series switches, Release 10.3 orlater. The line card is shipp...

Figure 16: 48-port RJ-45 Line Card The line card has two status LEDs labeled ON and ST on the faceplate that indicate theonline and status information for the line card. See “Line Card LEDs in an EX8200 Switch”on page 35. Related Topics 8-port SFP+ Line Card in an EX8200 Switch on page 30 • • 40-por...

Related Topics 8-port SFP+ Line Card in an EX8200 Switch on page 30 • • 40-port SFP+ Line Card in an EX8200 Switch on page 31 • 48-port SFP Line Card in an EX8200 Switch on page 33 • 48-port RJ-45 Line Card in an EX8200 Switch on page 34 • Network Port LEDs in an EX8200 Switch on page 37 Network Por...

Figure 23: Network Port LEDs on a 48-port SFP Line Card g020546 Link/Activitylower port Link/Activityupper port Statuslower port Statusupper port Figure 24 on page 38 shows the network port LEDs on a 48-port RJ-45 line card. Figure 24: Network Port LEDs on a 48-port RJ-45 Line Card The LEDs labeled ...

AC Power Supply in an EX8200 Switch EX8200 switches can use either AC or DC power supplies. This topic describes the ACpower supplies in EX8200 switches: • AC Power Supply Description on page 40 • N+1 Redundancy Configuration of AC Power Supplies on page 42 • N+N Redundancy Configuration of AC Power...

is 52 VDC. The output power is 1200 W for low-voltage line input and 2000 W forhigh-voltage line input. The 3000 W AC power supply supports only the high-voltage line input (200–240 VAC)AC power configuration. Low-voltage line input is not supported for the 3000 W ACpower supplies on the EX8200 swit...

Table 18: N+1 Power Redundancy Configurations for Different EX8208Switch Configurations Using 3000 W AC Power Supplies Power SuppliesNeeded for N+1 Power SuppliesNeeded (N) Input Voltage SwitchConfiguration 2 1 High-voltage line(200–240 VAC) Base 3 2 High-voltage line(200–240 VAC) Fully loaded with8...

Table 24: N+N Power Supply Requirements for EX8216 SwitchConfigurations Using 3000 W AC Power Supplies (Junos OS Release 10.2or Later Only) Power SuppliesNeeded for N+N Power SuppliesNeeded (N) Input Voltage SwitchConfiguration 2 1 High-voltage line(200–240 VAC) Base 6 3 High-voltage line(200–240 VA...

Table 25: Power Supply LEDs on EX8200 Switches Description State LED Indicates one of the following: • Power supply is disconnected from AC power feed. • AC power input voltage is not within normaloperating range. • No AC power input. Unlit INPUT OK • AC power input is high-voltage line (200–240 VAC...

DC Power Supply in an EX8200 Switch The DC power supplies in EX8200 switches are hot-removable and hot-insertablefield-replaceable units (FRUs). NOTE: EX8208 switches support 2000 W DC power supplies. EX8216 switches support 3000 W DC power supplies. You can install up to six DC power supplies in an...

Figure 28: DC Power Supply NOTE: A 2000 W DC power supply requires a dedicated 60 A circuit breaker for each input DC feed. A 3000 W DC power supply requires a dedicated 100 A circuit breaker for each inputDC feed. Each DC power supply connects to the backplane in an EX8208 switch and to themidplane...

The tables in this section list the N+1 power requirements of different EX8200 switchconfigurations: • Table 26 on page 50—Lists the N+1 power requirements of EX8208 switchconfigurations that use 2000 W DC power supplies. • Table 27 on page 50—Lists the N+1 power requirements of EX8216 switch config...

Table 28: DC Power Supply LEDs in EX8200 Switches (continued) Description State LED Indicates one of the following: • Power supply is disconnected from DC power feed. • DC power input voltage is not within normaloperating range (-40 VDC through -72 VDC). • No DC power input. Unlit B IN OK • DC power...

Cooling System and Airflow in an EX8208 Switch The cooling system in an EX8208 switch consists of a single fan tray. The fan tray is ahot-insertable and hot-removable field-replaceable unit (FRU). The fan tray contains 12fans. The fan tray installs vertically on the left side on the front of the cha...

Figure 31: Airflow Through the EX8208 Switch Chassis The Switch Fabric and Routing Engine (SRE) module monitors the temperature of switchcomponents. Under normal operating conditions, the fans in the fan tray run at less thanfull speed. The fans are controlled by two fan tray controllers. The fans a...

Related Topics Field-Replaceable Units in an EX8208 Switch on page 23 • • Installing a Fan Tray in an EX8208 Switch on page 154 • Removing a Fan Tray from an EX8208 Switch on page 211 Backplane in an EX8208 Switch The backplane is a printed circuit board that forms the back of the line card cage. Th...

CHAPTER 3 Component Specifications • USB Port Specifications for an EX Series Switch on page 57 • Console Port Connector Pinout Information for an EX Series Switch on page 58 • Management Port Connector Pinout Information for an EX8200 Switch on page 59 • Optical Interface Support in EX8200 Switches...

Optical Interface Support in EX8200 Switches This topic describes the optical interfaces supported for transceivers used in the SFPand SFP+ line cards for EX8200 switches. It also lists the copper interface supported forthe SFP transceivers. NOTE: Use only optical transceivers and optical connectors...

Table 34: Optical Interface Support and Copper Interface Support for SFP Transceivers in48-port SFP Line Cards Used in EX8200 Switches (continued) Specifications Ethernet Standard EX-SFP-1FE-LH Model Number 100Base-LH (or100Base-ZX) 100 Mbps Rate LC Connector Type Dual Fiber Count 1310 nm Transmitte...

switches. They are suitable for short distances up to 7 m, making them ideal for highlycost-effective networking connectivity within a rack and between adjacent racks. This topic describes: • Cable Specifications on page 84 • Standards Supported by These Cables on page 87 Cable Specifications Junipe...

Table 35: SFP+ Direct Attach Cable Specifications Specification Model 10 Gbps full-duplex serial transmission Rate EX-SFP-10GE-DAC-1m SFP+ passive Twinax cable assembly Connector type 3.3 V Supply voltage 0.57 W Power consumption (per end) -40 ° C to 85 ° C Storage temperature Twinax Cable type 30 A...

Standards Supported by These Cables The cables comply with the following standards: • SFP mechanical standard SFF-843—see ftp://ftp.seagate.com/sff/SFF-8431.PDF . • Electrical interface standard SFF-8432—see ftp://ftp.seagate.com/sff/SFF-8432.PDF . • SFP+ Multi-Source Alliance (MSA) standards Relate...

NOTE: Grounding is provided to an AC-powered switch when you plug its power supplies into grounded AC power receptacles. Figure 32 on page 88 shows the cable lug that attaches to the grounding cable in anEX8208 switch. Figure 32: Grounding Cable Lug For an EX8208 Switch The grounding cable that you ...

PART 2 Planning for Switch Installation • Site Preparation on page 91 • Rack and Cabinet Requirements on page 97 • Cable Requirements on page 105 • Planning Power Requirements on page 109 89 Copyright © 2010, Juniper Networks, Inc.

CHAPTER 4 Site Preparation • Site Preparation Checklist for an EX8200 Switch on page 91 • General Site Guidelines for EX Series Switches on page 93 • Site Electrical Wiring Guidelines for EX Series Switches on page 94 • Environmental Requirements and Specifications for EX Series Switches on page 95 ...

Table 36: Site Preparation Checklist (continued) Date Performed By For More Information Item or Task “Rack Requirements for an EX8208Switch” on page 97 Rack Requirements for an EX8216Switch “Cabinet Requirements andSpecifications for an EX8208 Switch”on page 100 Cabinet Requirements andSpecification...

Related Topics Prevention of Electrostatic Discharge Damage on EX Series Switches on page 292 • • Clearance Requirements for Airflow and Hardware Maintenance for EX2200 Switches • Clearance Requirements for Airflow and Hardware Maintenance for EX3200 andEX4200 Switches • Clearance Requirements for A...

Table 37: Site Electrical Wiring Guidelines (continued) Guidelines Site Wiring Factor If your site is susceptible to problems with electromagneticcompatibility (EMC), particularly from lightning or radiotransmitters, seek expert advice. Some of the problems caused by strong sources ofelectromagnetic...

CHAPTER 5 Rack and Cabinet Requirements • Rack Requirements for an EX8208 Switch on page 97 • Cabinet Requirements and Specifications for an EX8208 Switch on page 100 • Clearance Requirements for Airflow and Hardware Maintenance for an EX8208Switch on page 101 Rack Requirements for an EX8208 Switch ...

Cabinet Requirements and Specifications for an EX8208 Switch You can mount an EX8208 switch on a cabinet that contains a 19-in. rack as defined in Cabinets, Racks, Panels, and Associated Equipment (document number EIA-310-D) published by the Electronics Industry Association ( http://www.eia.org ). C...

Figure 35: Airflow Through the EX8208 Switch Chassis • If you are mounting the switch on a rack or cabinet along with other equipment, ensurethat the exhaust from other equipment does not blow into the intake vents of thechassis. • Leave at least 24 in. (61 cm) both in front of and behind the switch...

CHAPTER 6 Cable Requirements • Cables Connecting the EX8200 Switch to Management Devices on page 105 • Understanding EX8200 Switch Fiber-Optic Cable Signal Loss, Attenuation, andDispersion on page 106 Cables Connecting the EX8200 Switch to Management Devices Table 41 on page 105 lists the specificat...

Understanding EX8200 Switch Fiber-Optic Cable Signal Loss, Attenuation, andDispersion To determine the power budget and power margin needed for fiber-optic connections,you need to understand how signal loss, attenuation, and dispersion affect transmission.Juniper Networks EX8200 Ethernet Switches us...

CHAPTER 7 Planning Power Requirements • AC Power Specifications for EX8200 Switches on page 109 • DC Power Specifications for EX8200 Switches on page 110 • Power Requirements for EX8208 Switch Components on page 111 • AC Power Cord Specifications for an EX8200 Switch on page 112 • Calculating Power ...

Table 43: Power Specifications for a 3000 W AC Power Supply in an EX8200 Switch Specifications Item Operating range: • High-voltage line—200–240 VAC NOTE: Low-voltage line input is not supported for 3000 W AC power supplieson the EX8216 switch. AC input voltage 50–60 Hz AC input line frequency • Hig...

Table 45: Power Specifications for a 2000 W DC Power Supply Used in an EX8208 Switch Specifications Item • Minimum operating voltage: –40 VDC • Nominal operating voltage: –48 VDC • Operating voltage range: –40 VDC through –72 VDC NOTE: If the input voltage from the DC power source drops below –37.5 ...

• Calculating Power Requirements for an EX8208 Switch on page 114 AC Power Cord Specifications for an EX8200 Switch Each AC power supply has a single AC appliance inlet located on the power supply thatrequires a dedicated AC power feed. Most sites distribute power through a main conduitthat leads to...

Table 47: AC Power Cord Specifications for an EX8200 Switch (continued) Plug Standards Electrical Specifications Country/Region • NEMA 6–20 • NEMA L6–20 250 VAC, 16 A, 50 Hz North America • NEMA 5–15 NOTE: Only for use with 2000 W AC powersupply. 125 VAC, 15 A, 50 Hz • NEMA 5–20 NOTE: Only for use w...

CAUTION: AC power cords for EX8200 switches are intended for use with this switch only and not for any other use. Power Cable Warning (Japanese) WARNING: The attached power cable is only for this product. Do not use the cable for another product. CAUTION: Power cords must not block access to switch ...

To calculate the number of power supplies required for your switch configuration: 1. Determine the power requirement of the base chassis (that is, the combined powerrequirements of the fan tray, SRE module or modules, and the SF module) byconsulting Table 50 on page 118. The watt values shown in Tab...

3. Calculate the number of power supplies (N) required to meet the total powerrequirement by dividing the total power requirement by the output wattage of onepower supply and then rounding up. NOTE: If the input is high-voltage line (200–220 VAC), the output wattage of a 2000 W AC power supply is 20...

NOTE: We recommend that you maintain N +1 or N+N power supplies in your switch at all times. Replace failed power supplies immediately to prevent unexpected failures. Power management raises a minor alarm if the number of online power supplies in yourswitch is less than the number required to mainta...

2. Calculate the power budget ( P B ) by subtracting ( P R ) from ( P T ): –15 dBm – (–28 dBm) = 13 dBm Related Topics Calculating the EX8200 Switch Fiber-Optic Cable Power Margin on page 121 • • Optical Interface Support in EX8200 Switches on page 60 • Understanding EX8200 Switch Fiber-Optic Cable ...

CHAPTER 8 Installing the Switch • Installing and Connecting an EX8208 Switch on page 125 • Unpacking an EX8200 Switch on page 126 • Parts Inventory (Packing List) for an EX8208 Switch on page 130 • Installing Adjustable Mounting Brackets in a Rack or Cabinet for an EX8200Switch on page 132 • Install...

To unpack the switch (see Figure 39 on page 128 and Figure 40 on page 129): 1. Move the shipping box to a staging area as close to the installation site as possible.For an EX8208 switch, make sure there is enough space to remove componentsfrom the chassis if necessary (for example, if you do not hav...

Parts Inventory (Packing List) for an EX8208 Switch The switch shipment includes a packing list. Check the parts you receive in the switchshipping crate against the items on the packing list. The packing list specifies the partnumber and description of each part in your order. The parts shipped depe...

Table 53: Accessory Box Parts List Quantity Component 1 Label, accessories contents 1 Accessory kit box 1 Quick Start installation instructions 1 Left front adjustable mounting bracket 1 Right front adjustable mounting bracket 2 Rear adjustable mounting brackets 12 Screws to connect the front pieces...

Figure 41: Adjustable Mounting Brackets for Four-Post Rack Installation 6. Position the right front adjustable mounting bracket at the desired position in theright side of the rack opposite the installed left front bracket, so that it is on the samerack level as the left bracket. If the right and le...

an EX8208 switch in a two-post rack, you must install the power cord tray in the rackbefore installing the switch. NOTE: The EX8216 switch can be installed only in a four-post rack. Installation in a two-post rack is not supported. The power cord tray provides support for the front of the EX8208 cha...

Mounting an EX8208 Switch on a Rack or Cabinet The EX8208 switch ships installed with front-mounting brackets on the chassis formounting the switch on a 19-in. equipment rack or cabinet. The switch also comes withadjustable mounting brackets to support it in the rack. In a four-post rack, the switch...

• A Phillips (+) screwdriver, number 1, to remove the power supplies from the chassis ifyou are mounting the switch without using a mechanical lift • 24 mounting screws appropriate for your rack To mount the EX8208 switch on a rack or cabinet (see Figure 46 on page 140 and Figure47 on page 140): 1. ...

CAUTION: If you are installing more than one switch in a rack or cabinet, install the first switch at the bottom of the rack. To install the switch using a mechanical lift (see Figure 48 on page 142): 1. Ensure that the rack or cabinet is placed in its permanent location and is secured tothe buildin...

adjustable mounting brackets ensure that the holes in the front-mounting bracketsattached to the chassis align with the holes in the rack rails. In a two-post rack, carefully slide the switch over the lip of the power cord tray andinto the rack. Push the bottom of the chassis so that the front-mount...

Figure 51: Installing an EX8208 Switch in a Two-Post Rack After you install the mounting screws and securely bolt the chassis to the rack, reinstallthe components in the chassis. See: • Installing an SRE Module in an EX8208 Switch on page 155 • Installing an SF Module in an EX8208 Switch on page 157...

CHAPTER 9 Installing Switch Components • Installing and Removing EX8208 Switch Hardware Components on page 149 • Installing an AC Power Supply in an EX8200 Switch on page 150 • Installing a DC Power Supply in an EX8200 Switch on page 152 • Installing a Fan Tray in an EX8208 Switch on page 154 • Inst...

All the line cards are hot-removable and hot-insertable. However, we recommend thatyou take them offline before removing them. The AC and DC power supplies, fan tray, SFP transceiver, and SFP+ transceiver in EX8200switches are hot-removable and hot-insertable FRUs: you can remove and replace themwit...

Before you install an AC power supply in the switch: • Ensure you understand how to prevent ESD damage. See “Prevention of ElectrostaticDischarge Damage on EX Series Switches” on page 292. Ensure that you have the following parts and tools available to install an AC power supplyin an EX8200 switch c...

10. Push the captive screw into the power supply faceplate. Ensure that the screw isseated inside the corresponding hole on the faceplate. 11. Tighten the captive screw by turning it clockwise using the Phillips (+) screwdriver,number 1. When the screw is completely tight, the latch locks into the s...

• Ensure you understand how to prevent ESD damage. See “Prevention of ElectrostaticDischarge Damage on EX Series Switches” on page 292. Ensure that you have the following parts and tools available to install a DC power supplyin an EX8200 switch chassis: • Electrostatic discharge (ESD) grounding stra...

Figure 53: Installing a DC Power Supply in an EX8200 Switch Related Topics Removing a DC Power Supply from an EX8200 Switch on page 209 • • DC Power Supply in an EX8200 Switch on page 48 Installing a Fan Tray in an EX8208 Switch An EX8208 switch has a single, field-replaceable fan tray. The fan tray...

1. Attach the electrostatic discharge (ESD) grounding strap to your bare wrist, andconnect the strap to the ESD point on the chassis. 2. Hold the handle of the fan tray with one hand and support the weight of the traywith the other hand. Align the tray with the fan tray guides on the fan tray slot. ...

Supply in an EX8200 Switch” on page 150. If there are enough power supplies in theswitch, remove and install the SRE module again. See “Removing an SRE Modulefrom an EX8208 Switch” on page 215. If the ST LED is lit steady yellow, the SRE module has failed. Remove the module and install a new SRE mod...

Figure 56: Installing an SF Module in an EX8208 Switch Related Topics Removing an SF Module from an EX8208 Switch on page 217 • • Switch Fabric (SF) Module in an EX8208 Switch on page 28 • SF Module LEDs in an EX8208 Switch on page 29 • Field-Replaceable Units in an EX8208 Switch on page 23 Unpackin...

1. Move the shipping carton to a staging area as close to the installation site as possible. 2. Position the carton so that the arrows are pointing up. 3. Open the top flaps on the shipping carton. 4. Pull out the packing material, which holds the line card in place. 5. Remove the line card from the...

• Ensure that you know how to handle and store the line card (see “Handling and StoringLine Cards in EX8200 Switches” on page 227). • Ensure the switch has sufficient power to power the line card while maintaining its N+1or N+N power configuration: • To determine the power requirements of the line c...

are not as markedly distinguishable as those of the longer ones (see Figure 59 onpage 162). Figure 59: Closed and Open Positions of the 2-in. Ejector Lever Open Ejector lever Line card Closed g020907 5. Place one hand around the faceplate of the line card and the other hand under theline card to sup...

Figure 61: Installing a Line Card with a 4-in. Ejector Lever 9. Tighten the captive screws on the faceplate of the line card by using the screwdriver. 10. Verify that the ON LED starts blinking in green. When the ON LED is lit steadily, the line card is ready for use. If the ON LED does not blink or...

NOTE: On an EX3200 switch, if you install a transceiver in a 1-gigabit uplink module port, a corresponding network port from the last four built-in ports is disabled. Forexample, if you install a transceiver in the 1-gigabit uplink module port 2 ( ge-0/ 1/3 ), then built-in port 23 ( ge-0/0/23 ) is ...

WARNING: Do not look directly into a fiber-optic transceiver or into the ends of fiber-optic cables. Fiber-optic transceivers and fiber-optic cables connected totransceivers emit laser light that can damage your eyes. Figure 62: Installing a Transceiver in an EX Series Switch Related Topics Removing...

CHAPTER 10 Connecting the Switch • Connecting Earth Ground to an EX Series Switch on page 167 • Connecting AC Power to an EX8200 Switch on page 173 • Connecting DC Power to an EX8200 Switch on page 175 • Powering On an EX8200 Switch on page 180 • Connecting an EX Series Switch to a Management Consol...

3. Secure the grounding lug to the protective earthing terminal with screws. 4. Dress the grounding cable and ensure that it does not touch or block access to otherswitch components and that it does not drape where people could trip over it. Connecting Earth Ground to an EX4200 Switch The protective...

Figure 65: Connecting the Grounding Lug to an EX4200 Switch on aFour-Post Rack 3. Secure the grounding lug to the protective earthing terminal with screws. 4. Dress the grounding cable and ensure that it does not touch or block access to otherswitch components and that it does not drape where people...

• Washers and 10-32x.25-in. screws to secure the grounding lug to the protective earthingterminal • Phillips (+) screwdriver, number 2 To connect earth ground to an EX4500 switch: 1. Connect one end of the grounding cable to a proper earth ground, such as the rackin which the switch is mounted. 2. P...

1. Connect one end of the grounding cable to a proper earth ground, such as the rackin which the switch is mounted. 2. Place the grounding lug attached to the grounding cable over the protective earthingterminal. See Figure 64 on page 167. 3. Secure the grounding lug to the protective earthing termi...

• Connecting DC Power to an EX8200 Switch on page 175 • General Safety Guidelines and Warnings for EX Series Switches on page 263 • Grounded Equipment Warning for EX Series Switches on page 282 Connecting AC Power to an EX8200 Switch EX8200 switches can be configured with up to six AC power supplies...

WARNING: Ensure that the power cords do not block access to switch components or drape where people can trip on them. To connect AC power to an EX8200 switch: 1. Attach the electrostatic discharge (ESD) grounding strap to your bare wrist, andconnect the strap to the ESD point on the chassis. 2. Ensu...

11. Verify that the INPUT OK LED on the power supply faceplate is lit and is on steadily. 12. Repeat steps 2 through 11 for the remaining power supplies. Figure 67: Connecting the Power Supply Cord to an EX8200 Switch Related Topics Powering On an EX8200 Switch on page 180 • • AC Power Supply in an ...

The provided cable lugs in an EX8216 switch are sized for 2 AWG (33.6 mm 2 ) power source cables. The DC power source cables that you provide must be 2 AWG (33.6mm 2 ), minimum 60°C wire. We recommend that you install heat-shrink tubing insulation around the power cables and lugs. • 3/8 in. (9.5 mm)...

5. Ensure that the power source circuit breaker is open so that the voltage across theDC power source cable leads is 0 V and that the cable leads do not become activewhile you are connecting DC power. 6. Verify that the DC power cables are correctly labeled before making connections tothe power supp...

Figure 69: Connecting the Power Supply Cables to an EX8200 Switch 8. Install the plastic cable cover over each set of power cables, using the number 2Phillips (+) screwdriver to tighten the screw (see Figure 70 on page 179). Figure 70: Installing the Plastic Cable Cover on a DC Power Supply in anEX8...

• DC Power Supply in an EX8200 Switch on page 48 • DC Power Supply LEDs in an EX8200 Switch on page 50 Powering On an EX8200 Switch Before you power on the switch, ensure that: • You have installed all required switch components. • You have installed the required number of power supplies to support ...

7. Flip a power supply’s Enable switch to the on position (ON). See Figure 71 on page 181. Observe the power supply faceplate LEDs. If the power supply is installed correctlyand functioning normally, the INPUT OK / IN OK and OUTPUT OK / OUT OK LEDs light and remain constantly lit. The FAIL LED does ...

Ensure that you have an Ethernet cable with an RJ-45 connector available. An RJ-45cable and an RJ-45 to DB-9 serial port adapter are supplied with the switch. Figure 72 on page 182 shows the RJ-45 connector of the Ethernet cable supplied with theswitch. Figure 72: Ethernet Cable Connector NOTE: If y...

Figure 74: Connecting an EX Series Switch Directly to a ManagementConsole g020570 Laptop CPU To Console port (on the switch) Related Topics Connecting an EX Series Switch to a Network for Out-of-Band Management on page 187 • • Console Port Connector Pinout Information for an EX Series Switch on page...

NOTE: The default serial console speed is 9600 baud. To change the serial console speed: 1. Power on the switch. (If the switch is an EX8208 or EX8216 model, see “PoweringOn an EX8200 Switch” on page 180.) The loader script starts. 2. You are prompted with: Hit [Enter] to boot immediately, or space ...

3. From the computer, start your asynchronous terminal emulation application (suchas Microsoft Windows HyperTerminal) and select the COM port to which the modemis connected (for example, COM1). 4. Configure the port settings shown in Table 54 on page 185. Table 54: Port Settings Value Port Settings ...

Figure 75: Ethernet Cable Connector NOTE: If your laptop or PC does not have a DB-9 male connector pin and you want to connect your laptop or PC directly to the switch, use a combination of the RJ-45 to DB-9female adapter supplied with the switch and a USB to DB-9 male adapter. You mustprovide the U...

Related Topics Connecting an EX Series Switch to a Management Console on page 181 • • Console Port Connector Pinout Information for an EX Series Switch on page 58 Connecting an EX Series Switch to a Network for Out-of-Band Management You can monitor and manage an EX Series switch using a dedicated m...

CHAPTER 11 Performing Initial Configuration • EX8200 Switch Default Configuration on page 189 • Connecting and Configuring an EX Series Switch (CLI Procedure) on page 190 • Connecting and Configuring an EX Series Switch (J-Web Procedure) on page 192 EX8200 Switch Default Configuration Each EX8200 sw...

} protocols { igmp-snooping { vlan all; }lldp { interface all; }rstp; }ethernet-switching-options { storm-control { interface all; } } Related Topics Configuration Files Terms • • Connecting and Configuring an EX Series Switch (CLI Procedure) on page 190 • Connecting and Configuring an EX Series Swi...

• Stop Bits—1 • DCD State—Disregard To connect and configure the switch from the console: 1. Connect the console port to a laptop or PC using the RJ-45 to DB-9 serial portadapter. The RJ-45 cable and RJ-45 to DB-9 serial port adapter are supplied withthe switch. • EX2200, EX3200, or EX4200 switch—Th...

The configured parameters are displayed. Enter yes to commit the configuration. The configuration is committed as the active configuration for the switch. You can nowlog in with the CLI or the J-Web interface to continue configuring the switch. If you usethe J-Web interface to continue configuring t...

CHAPTER 12 Removing the Switch • Powering Off an EX8200 Switch on page 199 • Removing an EX8208 Switch from a Rack or Cabinet on page 201 • Removing an EX8208 Switch from a Rack or Cabinet Using a Mechanical Lift on page 202 • Removing an EX8208 Switch from a Rack or Cabinet Without Using a Mechanic...

This command shuts down the backup SRE or RE module gracefully. A messagedisplays on the console confirming that the backup SRE/RE module has halted. 3. Shut down the master SRE or RE module from the external management device byissuing the request system halt operational mode CLI command. This comm...

Removing an EX8208 Switch from a Rack or Cabinet If you want to move an installed EX8208 switch to another location, you need to removeit from the rack or cabinet in which it is installed. In a four-post rack, an installed switchrests on adjustable mounting brackets bolted to the rack. In a two-post...

CHAPTER 13 Removing Switch Components • Removing an AC Power Supply from an EX8200 Switch on page 207 • Removing a DC Power Supply from an EX8200 Switch on page 209 • Removing a Fan Tray from an EX8208 Switch on page 211 • Taking the SRE Module Offline in an EX8208 Switch on page 213 • Removing an S...

• Replacement power supply or a cover panel for the power supply slot CAUTION: Do not leave the power supply slot empty for a long time while the switch is operational. Either replace the power supply promptly or install a cover panel overthe empty slot. To remove an AC power supply from an EX8200 s...

Figure 81: Removing an AC Power Supply from an EX8200 Switch Related Topics Installing an AC Power Supply in an EX8200 Switch on page 150 • • AC Power Supply in an EX8200 Switch on page 40 Removing a DC Power Supply from an EX8200 Switch The DC power supply in an EX8200 switch is a hot-removable and...

• Phillips (+) screwdriver, number 2 • 3/8 in. (9.5 mm) nut driver or socket wrench • Replacement power supply or cover panel for the power supply slot CAUTION: Do not leave the power supply slot empty for a long time while the switch is operational. Either replace the power supply unit promptly or ...

10. Pull the handle away from the faceplate of the power supply until it is perpendicularto the faceplate. 11. Taking care not to touch power supply components, pins, leads, or solder connections,place one hand under the power supply to support it. Grasp the power supply handlewith your other hand a...

Figure 84: Removing a Fan Tray from an EX8208 Switch Related Topics Installing a Fan Tray in an EX8208 Switch on page 154 • • Cooling System and Airflow in an EX8208 Switch on page 53 • Field-Replaceable Units in an EX8208 Switch on page 23 Taking the SRE Module Offline in an EX8208 Switch Before re...

1. Determine whether the SRE module is the master or backup using one of thesemethods: • Look at the MS (master) LED on the SRE module faceplate. If the MS LED is lit steady green, the SRE module is the master. If it is blinking green, the SRE moduleis the backup. • Issue the following CLI command: ...

Removing an SRE Module from an EX8208 Switch You must remove the Switch Fabric and Routing Engine (SRE) module from the EX8208switch chassis if you need to replace the module or if you need to remove switchcomponents before moving the chassis without using a mechanical lift. CAUTION: Do not lift the...

Figure 85: Removing an SRE Module from an EX8208 Switch Related Topics Installing an SRE Module in an EX8208 Switch on page 155 • • Switch Fabric and Routing Engine (SRE) Module in an EX8208 Switch on page 24 Taking the SF Module Offline in an EX8208 Switch The SF module provides switching functiona...

• Removing an SF Module from an EX8208 Switch on page 217 • Switch Fabric (SF) Module in an EX8208 Switch on page 28 Removing an SF Module from an EX8208 Switch You must remove the Switch Fabric (SF) module from the EX8208 switch if you needto replace the module or if you need to remove the switch c...

8. Place the SF module in the antistatic bag or on the antistatic mat. 9. If you are not replacing the SF module, install the cover panel over the empty slotby tightening the screws on each side of the cover panel with the screwdriver. Figure 86: Removing an SF Module from an EX8208 Switch Related T...

Ensure that you have the following parts and tools available to remove a line card froman EX8200 switch chassis: • ESD grounding strap • Phillips (+) screwdriver, number 2 • An antistatic bag or an antistatic mat • Replacement line card or a cover panel and its captive screws to cover the empty slot...

CAUTION: After removing a line card, wait for at least 30 seconds before installing a line card or removing another line card. 9. If you are not installing a line card in the emptied line card slot within a short time,install a blank cover panel over the slot and secure it with captive screws by usi...

WARNING: Do not leave a fiber-optic transceiver uncovered except when inserting or removing a cable. The rubber safety cap keeps the port clean and prevents accidentalexposure to laser light. 4. Cover the fiber-optic cable connector with the rubber safety cap. Related Topics Connecting a Fiber-Optic...

WARNING: Do not leave a fiber-optic transceiver uncovered except when inserting or removing a cable. The rubber safety cap keeps the port clean and prevents accidentalexposure to laser light. CAUTION: Do not bend fiber-optic cables beyond their minimum bend radius. An arc smaller than a few inches i...

PART 5 Switch and Component Maintenance • Routine Maintenance on page 227 225 Copyright © 2010, Juniper Networks, Inc.

CHAPTER 14 Routine Maintenance • Handling and Storing Line Cards in EX8200 Switches on page 227 • Maintaining Line Card Cables in EX8200 Switches on page 231 • Maintaining Fiber-Optic Cables in EX Series Switches on page 231 • Removing a Battery from an EX8208 Switch for Recycling on page 233 Handli...

Holding a Line Card You must hold a line card horizontally when installing it in the chassis. You may hold aline card vertically or horizontally when carrying it. CAUTION: The line cards in EX8200 switches weigh more than 10 lb (4.5 kg). Be prepared to support the full weight as you slide the line c...

If you must rest a line card temporarily on an edge, place a cushion between the edgeand the surface. Do not stack line cards on top of one another or on top of any other component. Placeeach line card separately in an antistatic bag or on an antistatic mat placed on a flat,stable surface. Storing a...

Maintaining Line Card Cables in EX8200 Switches Components in the line cards are fragile. To extend the lives of your line card cables andto avoid problems that can result from cable damage, follow these procedures: To maintain line card cables in EX8200 switches: • Place excess cable out of the way...

Removing a Battery from an EX8208 Switch for Recycling The EX8208 switch contains a CR2032 2.7-volt lithium battery on each Switch Fabricand Routing Engine (SRE) module installed in the chassis. The coin-shaped battery isapproximately 0.75in. (20 mm) in diameter. The battery is estimated to last for...

Figure 95: Location of the CR2032 Battery in an SRE Module g020405 CR2032 battery Ejector levers Captive screw Related Topics • Taking the SRE Module Offline in an EX8208 Switch on page 213 Copyright © 2010, Juniper Networks, Inc. 234 Complete Hardware Guide for EX8208 Ethernet Switches

PART 6 Troubleshooting Switch Components • Troubleshooting Switch Components on page 237 235 Copyright © 2010, Juniper Networks, Inc.

CHAPTER 15 Troubleshooting Switch Components • Troubleshooting Line Card Installation on EX8200 Switches on page 237 Troubleshooting Line Card Installation on EX8200 Switches Problem The ON LED on a line card does not blink in green or is not lit steadily after the line card is installed in an EX820...

PART 7 Returning Hardware • Returning the Switch or Switch Components on page 241 239 Copyright © 2010, Juniper Networks, Inc.

Locating the Serial Number on an EX8200 Switch or Component If you are returning a switch or hardware component to Juniper Networks for repair orreplacement, you must locate the serial number of the switch or component. You mustprovide the serial number to the Juniper Networks Technical Assistance C...

Xcvr 23 REV 01 740-011613 E08E04370 SFP-SX Xcvr 24 REV 01 740-011613 E08C02744 SFP-SX Xcvr 25 REV 01 740-011613 E08E04432 SFP-SX Xcvr 26 REV 01 740-011613 E08C02583 SFP-SX Xcvr 27 REV 01 740-011613 E08E04381 SFP-SX Xcvr 28 REV 01 740-011613 E08C02582 SFP-SX Xcvr 29 REV 01 740-011613 E08E04368 SFP-SX...

Locating Serial Number ID Labels on FRU Components The power supplies, fan tray, SRE modules, RE modules, SF module, and line cardsinstalled in an EX8200 switch are field-replaceable units (FRUs). For each of these FRUs,you must remove the FRU from the switch chassis to see the FRU’s serial number I...

Figure 102: Location of the Serial Number ID label on the Fan Tray Usedin an EX8216 Switch • Switch Fabric and Routing Engine (SRE) module in an EX8208 Switch— See Figure103 on page 249 to see the location of the serial number ID label on the SRE module.See “Removing an SRE Module from an EX8208 Swi...

Figure 104: Location of the Serial Number ID Label on the RE Module • Switch Fabric (SF) module in an EX8208 switch— See Figure 105 on page 250 to seethe location of the serial number ID label on the SF module. See “Removing an SFModule from an EX8208 Switch” on page 217. Figure 105: Location of the...

You can contact JTAC 24 hours a day, seven days a week on the Web or by telephone: • Case Manager at CSC: http://www.juniper.net/cm/ • Telephone: +1-888-314-JTAC1-888-314-5822, toll free in U.S., Canada, and Mexico NOTE: For international or direct-dial options in countries without toll free numbers...

This topic describes: 1. Packing an EX8200 Switch on page 255 2. Packing EX8200 Switch Components for Shipping on page 258 Packing an EX8200 Switch If you need to transport the switch to another location or return the switch to JuniperNetworks, you need to pack the switch securely in its original pa...

Figure 111: Insert Pallet Fasteners in the Cardboard Box 11. Write the RMA number on the exterior of the box to ensure proper tracking. 257 Copyright © 2010, Juniper Networks, Inc. Chapter 16: Returning the Switch or Switch Components

Figure 112: Packing an EX8200 Switch Packing EX8200 Switch Components for Shipping To pack EX8200 switch components, follow the instructions here. For instructions topack line cards, see “Packing a Line Card Used in an EX8200 Switch” on page 259. Before you begin packing a switch component, ensure t...

CAUTION: Do not stack switch components. Return individual components in separate boxes if they do not fit together on one level in the shipping box. To pack EX8200 switch components: • Place individual components in antistatic bags. • Use the original packing materials if they are available. If the...

PART 8 Safety Information • General Safety Information on page 263 • Radiation and Laser Warnings on page 269 • Installation and Maintenance Safety Information on page 275 • Power and Electrical Safety Information on page 291 261 Copyright © 2010, Juniper Networks, Inc.

CHAPTER 17 General Safety Information • General Safety Guidelines and Warnings for EX Series Switches on page 263 • Definitions of Safety Warning Levels for EX Series Switches on page 264 • Fire Safety Requirements for EX Series Switches on page 266 • Qualified Personnel Warning for EX Series Switch...

• Replace fuses only with fuses of the same type and rating. • Do not open or remove chassis covers or sheet-metal parts unless instructions areprovided in the hardware documentation for this product. Such an action could causesevere electrical shock. • Do not push or force any objects through any o...

equipamento, familiarize-se com os perigos relacionados com circuitos eléctricos, ecom quaisquer práticas comuns que possam prevenir possíveis acidentes. WARNING: ¡Atención! Este símbolo de aviso significa peligro. Existe riesgo para su integridad física. Antes de manipular cualquier equipo, conside...

Type C fire extinguishers, which use noncorrosive fire retardants such as carbon dioxideand Halotron™, are most effective for suppressing electrical fires. Type C fire extinguishersdisplace oxygen from the point of combustion to eliminate the fire. For extinguishing fireon or around equipment that d...

Advarsel Kun kvalifisert personell med riktig opplæring bør montere eller bytte ut dette utstyret. Aviso Este equipamento deverá ser instalado ou substituído apenas por pessoal devidamente treinado e qualificado. ¡Atención! Estos equipos deben ser instalados y reemplazados exclusivamente por persona...

CHAPTER 18 Radiation and Laser Warnings • Laser and LED Safety Guidelines and Warnings for EX Series Switches on page 269 • Radiation from Open Port Apertures Warning for EX Series Switches on page 272 Laser and LED Safety Guidelines and Warnings for EX Series Switches EX Series switches are equippe...

• Optical Interface Support in EX8200 Switches on page 60 Radiation from Open Port Apertures Warning for EX Series Switches WARNING: Because invisible radiation might be emitted from the aperture of the port when no fiber cable is connected, avoid exposure to radiation and do not stare intoopen aper...

CHAPTER 19 Installation and Maintenance SafetyInformation • Installation Instructions Warning for EX Series Switches on page 275 • Chassis Lifting Guidelines for EX8200 Switches on page 276 • Ramp Warning for EX Series Switches on page 277 • Rack-Mounting and Cabinet-Mounting Warnings for EX Series ...

Varning! Läs installationsanvisningarna innan du kopplar systemet till dess strömförsörjningsenhet. Related Topics General Safety Guidelines and Warnings for EX Series Switches on page 263 • • Laser and LED Safety Guidelines and Warnings for EX Series Switches on page 269 • Grounded Equipment Warnin...

heavier back end. The person lifting from the back must be aware of this behavior andbe braced to prevent the chassis from tipping over. • Before lifting or moving the switch, disconnect all external cables and wires. • Do not grasp the switch by the blue panel at the top front of the chassis. Doing...

Grounded Equipment Warning for EX Series Switches WARNING: The switch is intended to be grounded. During normal use, ensure that you have connected earth ground to the switch chassis. Waarschuwing Deze apparatuur hoort geaard te worden Zorg dat de host-computer tijdens normaal gebruik met aarde is v...

Battery Handling Warning WARNING: Replacing a battery incorrectly might result in an explosion. Replace a battery only with the same or equivalent type recommended by the manufacturer.Dispose of used batteries according to the manufacturer's instructions. WARNING: Waarschuwing Er is ontploffingsgeva...

WARNING: ¡Atención! Existe peligro de explosión si la batería se reemplaza de manera incorrecta. Reemplazar la batería exclusivamente con el mismo tipo o el equivalenterecomendado por el fabricante. Desechar las baterías gastadas según las instruccionesdel fabricante. WARNING: Varning! Explosionsfar...

WARNING: Avvertenza Prima di intervenire su apparecchiature collegate alle linee di alimentazione, togliersi qualsiasi monile (inclusi anelli, collane, braccialetti ed orologi).Gli oggetti metallici si riscaldano quando sono collegati tra punti di alimentazione emassa: possono causare ustioni gravi ...

WARNING: Attention Ne pas travailler sur le système ni brancher ou débrancher les câbles pendant un orage. WARNING: Warnung Arbeiten Sie nicht am System und schließen Sie keine Kabel an bzw. trennen Sie keine ab, wenn es gewittert. WARNING: Avvertenza Non lavorare sul sistema o collegare oppure scol...

WARNING: Varning! Förhindra att en Juniper Networks switch överhettas genom att inte använda den i ett område där den maximalt rekommenderadeomgivningstemperaturen på 40° C överskrids. Förhindra att luftcirkulationen inskränksgenom att se till att det finns fritt utrymme på minst 15,2 cm omkringvent...

CHAPTER 20 Power and Electrical Safety Information • General Electrical Safety Guidelines and Warnings for EX Series Switches on page 291 • Prevention of Electrostatic Discharge Damage on EX Series Switches on page 292 • AC Power Electrical Safety Guidelines for EX Series Switches on page 294 • AC P...

• Always use an ESD grounding strap when you are handling components that are subjectto ESD damage, and make sure that it is in direct contact with your skin. If a grounding strap is not available, hold the component in its antistatic bag (see Figure113 on page 293) in one hand and touch the exposed...

• See Chassis Physical Specifications of an EX8208 Switch on page 9 for the ESD pointlocation. • See Chassis Physical Specifications of an EX8216 Switch for the ESD point location. AC Power Electrical Safety Guidelines for EX Series Switches CAUTION: For switches with AC power supplies, an external ...

• Multiple Power Supplies Disconnection Warning for EX Series Switches on page 302 • Connecting AC Power to an EX2200 Switch • Connecting AC Power to an EX3200 or EX4200 Switch • Connecting AC Power to an EX4500 Switch • Connecting AC Power to an EX8200 Switch on page 173 AC Power Disconnection Warn...

DC Power Electrical Safety Guidelines for EX Series Switches The following electrical safety guidelines apply to a DC-powered switch: • A DC-powered switch is equipped with a DC terminal block that is rated for the powerrequirements of a maximally configured switch. NOTE: To supply sufficient power,...

• DC Power Disconnection Warning for EX Series Switches on page 297 • DC Power Grounding Requirements and Warning for EX Series Switches on page 298 • DC Power Wiring Sequence Warning for EX Series Switches on page 299 • DC Power Wiring Terminations Warning for EX Series Switches on page 301 • Conne...

Attention Lors de l'installation de l'appareil, la mise à la terre doit toujours être connectée en premier et déconnectée en dernier. Warnung Der Erdanschluß muß bei der Installation der Einheit immer zuerst hergestellt und zuletzt abgetrennt werden. Avvertenza In fase di installazione dell'unità, e...

• DC Power Wiring Terminations Warning for EX Series Switches on page 301 DC Power Wiring Terminations Warning for EX Series Switches WARNING: When stranded wiring is required, use approved wiring terminations, such as closed-loop or spade-type with upturned lugs. These terminations must be theappro...

Varning! När flertrådiga ledningar krävs måste godkända ledningskontakter användas, t.ex. kabelsko av sluten eller öppen typ med uppåtvänd tapp. Storleken på dessakontakter måste vara avpassad till ledningarna och måste kunna hålla både isoleringenoch ledaren fastklämda. Related Topics General Safet...

PART 9 Compliance Information • Compliance Information on page 307 305 Copyright © 2010, Juniper Networks, Inc.

CHAPTER 21 Compliance Information • Agency Approvals for EX Series Switches on page 307 • Battery Compliance Statement for Environmental Requirements for EX SeriesSwitches on page 308 • Compliance Statements for EMC Requirements for EX Series Switches on page 308 • Compliance Statements for Acoustic...

• EN 61000-3-3 Voltage Fluctuations and Flicker • EN 61000-4-2 ESD • EN 61000-4-3 Radiated Immunity • EN 61000-4-4 EFT • EN 61000-4-5 Surge • EN 61000-4-6 Low Frequency Common Immunity • EN 61000-4-11 Voltage Dips and Sags Related Topics Compliance Statements for EMC Requirements for EX Series Switc...

safety requirements. Industry Canada does not guarantee the equipment will operate tothe users’ satisfaction. Before installing this equipment, users should ensure that it is permissible to connect theequipment to the facilities of the local telecommunications company. The equipmentmust also be inst...

FCC Part 15 Statement This equipment has been tested and found to comply with the limits for a Class A digitaldevice pursuant to Part 15 of the FCC Rules. These limits are designed to providereasonable protection against harmful interference in a residential installation. Thisequipment generates, us...

Compliance Statements for Acoustic Noise for EX Series Switches Maschinenlärminformations-Verordnung - 3. GPSGV, der höchste Schalldruckpegelbeträgt 70 dB(A) oder weniger gemäss EN ISO 7779 Translation: The emitted sound pressure is below 70 dB(A) per EN ISO 7779. Related Topics Agency Approvals for...