Page 5 - Table of Contents
v Table of Contents Electrical Safety and Emission Compliance Statement ...................... iii Welcome to Allied Telesyn ......................................................................... vii Where to Find Web-based Guides .....................................................................
Page 7 - Where to Find Web-based Guides; The Allied Telesyn web site at; Document Conventions; This guide uses the following conventions:; Note; Notes provides additional information.; Caution; Welcome to Allied Telesyn
vii This guide contains instructions on how to install the AT-FS20x and AT-FS202SC/FSx Series switches. Where to Find Web-based Guides The Allied Telesyn web site at www.alliedtelesyn.com offers you an easy way to access the most recent documentation, software, and technical information for all of o...
Page 8 - Contacting Allied Telesyn; Online Support
Welcome to Allied Telesyn viii Contacting Allied Telesyn This section provides Allied Telesyn contact information for technical support as well as sales or corporate information. Online Support You can request technical support online by accessing the Allied Telesyn Knowledge Base from the following...
Page 9 - Chapter 1; Description; Installation Guide
1 Chapter 1 Description The AT-FS20x and AT-FS202SC/FSx Series Switches include the following models: The AT-FS20x Series switches are designed to extend the distance of your network by converting Fast Ethernet data between twisted-pair cabling and either multimode or single-mode fiber optic cabling...
Page 10 - Figure 1 illustrates the front panel of an AT-FS20x Series switch.; Figure 1; Back Panel of the AT-FS20x and AT-FS202SC/FSx Series Switches
Description 2 Figure 1 illustrates the front panel of an AT-FS20x Series switch. Figure 1 AT-FS20x Series Front Panel (AT-FS202 Model) Figure 2 illustrates a front panel of an AT-FS202SC/FSx Series switch. Figure 2 AT-FS202SC/FSx Series Front Panel (AT-FS202SC/FS4 Model) The back panel of the AT-FS2...
Page 11 - Table 1 lists the maximum operating distances for the switches.; Table 1
AT-FS20x Series Installation Guide 3 Table 1 lists the maximum operating distances for the switches. Table 1 Maximum Operating Distances Model 100Base-FX 10/100Base-TX Connector Maximum Operating Distance 1 1. Maximum distance for 100 Mbps optical datalinks is dependent on the following factors: typ...
Page 12 - Key Features; Table 2
Description 4 Key Features The AT-FS20x switches have the following features: ❑ LEDs for unit and port status ❑ Auto MDI/MDI-X ❑ DIP switches for configuring the ports ❑ Half- or full-duplex operation on both ports ❑ RJ-45 twisted-pair connector ❑ SC or ST fiber optic connector ❑ Data packet forward...
Page 13 - Port Speed; LED
AT-FS20x Series Installation Guide 5 Twisted-Pair Port The AT-FS20x and AT-FS202SC/FSx Series switches have one 10Base-T/100Base-TX twisted-pair port. The twisted-pair port features an RJ-45 connector. Port Speed The twisted-pair port is compliant with the 10Base-T and 10Base-TX standards and is cap...
Page 14 - Fiber Optic Port
Description 6 The twisted-pair port on the switch can operated in either half- or full-duplex mode. You can set the duplex mode manually or allow the switch to set it automatically through Auto-Negotiation. With Auto-Negotiation, if the end-node is capable of full-duplex mode, the twisted-pair port ...
Page 15 - Switch Performance; The AT-FS20x switches have the following performance values:
AT-FS20x Series Installation Guide 7 Switch Performance The AT-FS20x switches have the following performance values: ❑ 148,800 pps for 100 Mbps and 14,880 pps for 10 Mbps for full wire speed forwarding and filtering ❑ 200 Mbps maximum throughput in 100 Mbps, full-duplex mode ❑ 20 Mbps maximum throug...
Page 16 - Store and Forward; Network Topologies
Description 8 Store and Forward The AT-FS20x switches support store and forward switching at Fast Ethernet full-wire speed in 100 Mbps, half- or full-duplex mode. Packets entering each port are stored in buffers. Once the packet is received, the switch forwards or discards the packet, depending on i...
Page 17 - Figure 4; Typical Configuration Using the AT-FS202 Switch
AT-FS20x Series Installation Guide 9 Figure 4 illustrates a topology using one AT-FS202 switch to interconnect two small networks of stackable hubs. Figure 4 Typical Configuration Using the AT-FS202 Switch AT-8026C AT-FS202 AT-FS708 170 Twisted Pair Fiber Optic
Page 19 - Chapter 2; Installing the Switch; AT-MCR12 Chassis Installation Guide; Verifying Package Contents; Four protective feet (for desktop use only)
11 Chapter 2 Installing the Switch This chapter explains how to install an AT-FS20x and AT-FS202SC/FSx Series switches. These switches can be installed on a desktop or in an AT-MCR12 chassis. The procedures provided in this chapter are for installation on a desktop. To install a switch in the AT-MCR...
Page 20 - Planning the Installation; Table 3
Installing the Switch 12 Planning the Installation Be sure to observe the following guidelines when planning the installation of your switch. ❑ The end-node connected to the 100Base-FX fiber optic port must be able to operate at 100 Mbps. ❑ The end-node connected to the 10Base-T/100Base-TX twisted-p...
Page 22 - Table 5; Selecting a Site; Number of Switches
Installing the Switch 14 ❑ Refer to Table 5 for the cabling specifications for the fiber optic port operating in half-duplex mode. Table 5 100Base-FX Fiber Optic Ports (Half-duplex) 1 1. The total distance of the fiber optic lengths cannot exceed the limits stated in the table. Each switch used inli...
Page 23 - DIP Switch Settings; Port; Up
AT-FS20x Series Installation Guide 15 Installing the Switch This section provides a procedure for installing the AT-FS20x switches. When setting the DIP switches consider the following: ❑ Setting the Auto Neg DIP switch for the twisted-pair port to ON or OFF enables or disables auto-negotiation for ...
Page 24 - Connect the fiber optic cable to the 100Base-FX port on the end node.; Table 6
Installing the Switch 16 Caution After you change the speed or duplex mode of the switch, you must power cycle (shut down and restart) the switch for the new settings to take affect. 4. Place the switch on a secure, level surface, leaving ample space around the switch for ventilation. 5. Plug the AC...
Page 25 - Table 7; Verify that the LNK/ACT LEDs for both the fiber optic port and the; Warranty Registration; Result
AT-FS20x Series Installation Guide 17 10. Connect the twisted-pair cable (or cables) to the end node. See Table 7 for information about setting the duplex mode. You must set the AT-FS20x switch and the end node to auto negotiate or make their port speeds match. Table 7 Setting the Duplex Mode 11. Po...
Page 27 - Chapter 3; Troubleshooting; Try using another power adapter.
19 Chapter 3 Troubleshooting Follow the guidelines below to test and troubleshoot the installation in the event a problem occurs. Note Whenever the speed and/or duplex mode are changed during or after power ON, power OFF then power back ON the switch to load the new configuration. If the PWR LED is ...
Page 28 - If the LNK/ACT LED for the fiber optic port is OFF, do the following:
Troubleshooting 20 ❑ Make sure that the twisted-pair cable does not exceed 100 meters (328 feet) and that you are using a Category 3 or better cable for 10Base-T operation or a Category 5 or better cable for 100Base-TX operation. For information about maximum operating distances, see Table 1 on page...
Page 29 - Appendix A; Technical Specifications; Physical; W x D x H; Temperature; Input Supply Voltage:
21 Appendix A Technical Specifications Physical Dimensions: W x D x H 10.5 cm x 9.5 cm x 2.5 cm (4.12 in x 3.75 in x 1.0 in) Weight: 294 g (10.4 oz) Temperature Maximum Operating: 0° C to 40° C (32° F to 104° F) Maximum Storage: -20° C to 80° C (-4° F to 176° F) Relative Humidity: 5% to 95% non-cond...
Page 30 - Agency Certifications; Table 8
Technical Specifications 22 Agency Certifications Safety Conforms to all standards normally supported by Allied Telesyn products including safety standards UL 1950, CSA 22.2 No. 950, TUV EN60950, EN60825 CE Compliant Standard CE Compliant IEEE 802.3, IEEE 802.3u Immunity Conforms to EN55024 immunity...
Page 32 - Fiber Optic Loss Specification (Benchmark); Pinout Assignments; Figure 5 shows the pin assignments of the RJ-45 connector.; Figure 5; RJ-45 Pin Assignments; Bandwidth; MMF; Model
Technical Specifications 24 Table 11 Fiber Optic Loss Specification (Benchmark) Pinout Assignments Figure 5 shows the pin assignments of the RJ-45 connector. Figure 5 RJ-45 Pin Assignments AT-FS202SC/FS3 9/125 SMF 33.00 dB 35.00 dB 15 km (9.4 mi) 75 km (46 mi) AT-FS202SC/FS4 9/125 SMF 34.0 35.5 dB 4...
Page 33 - Signal
AT-FS20x Series Installation Guide 25 Table 12 lists the 10Base-T/100Base-TX connector pins and their signals when the port is operating in either MDI or MDI-X configuration. Table 12 RJ-45 Pinouts MDI-X (Default) Signal MDI Signal 1 RX+ 1 TX+ 2 RX- 2 TX- 3 TX+ 3 RX+ 4 - 4 - 5 - 5 - 6 TX- 6 RX- 7 - ...
Page 35 - Appendix B
27 Appendix B Translated Safety and Emission Information Important : This appendix contains multiple-language translations for the safety statements in this guide. Wichtig : Dieser Anhang enthält Übersetzungen der in diesem Handbuch enthaltenen Sicherheitshinweise in mehreren Sprachen. Vigtigt : Det...
