Dell R420- User Manual

• The LCD backlight is off when the system is in standby mode and can be turned on by pressing either the Select, Left, or Right button on the LCD panel. • The LCD backlight remains off if LCD messaging is turned off through the iDRAC utility, the LCD panel, or other tools. Figure 4. LCD Panel Featu...

Option Description iDRAC Select DHCP or Static IP to configure the network mode. If Static IP is selected, the available fields are IP, Subnet (Sub), and Gateway (Gtw). Select Setup DNS to enable DNS and to view domain addresses. Two separate DNS entries are available. Set error Select SEL to displa...

PCIe indicator Condition Corrective Action The indicator blinks amber if a PCIe card experiences an error. Restart the system. Update any required drivers for the PCIe card. Re-install the card. If the problem persists, see Getting Help . Hard-Drive Indicator Patterns Figure 5. Hard-Drive Indicators...

Back-Panel Features And Indicators Figure 6. Back-Panel Features and Indicators Item Indicator, Button, or Connector Icon Description 1 PCIe expansion card slot 1 Allows you to connect one low-profile PCI Express expansion card. 2 vFlash card slot Allows you to connect the vFlash card. 3 iDRAC port ...

NIC Indicator Codes Figure 7. NIC Indicator 1. link indicator2. activity indicator Indicator Indicator Code Link and activity indicators are off The NIC is not connected to the network. Link indicator is green The NIC is connected to a valid network at its maximum port speed (1 Gbps or 10 Gbps). Lin...

Power Indicator Pattern Condition Green The handle indicator lights green indicating that a valid power source is connected to the power supply and that the power supply is operational. Flashing amber Indicates a problem with the power supply. CAUTION: When correcting a power supply mismatch, replac...

2 Using The System Setup And Boot Manager System Setup enables you to manage your system hardware and specify BIOS-level options.The following keystrokes provide access to system features during startup: Keystroke Description <F2> Enters the System Setup. <F10> Enters System Services, wh...

mode. Thereafter, you must boot the system in the same boot mode (BIOS or UEFI) to access the installed operating system. Trying to boot the operating system from the other boot mode will cause the system to halt at startup. NOTE: Operating systems must be UEFI-compatible to be installed from the UE...

Menu Item Description Virtualization Technology Allows you to enable or disable the additional hardware capabilities provided for virtualization. By default, the Virtualization Technology option is set to Enabled. Adjacent Cache Line Prefetch Allows you to optimize the system for applications that r...

Menu Item Description Internal SD Card Port Enables or disables the system’s internal SD card port. By default, Internal SD Card Port option is set to On. NOTE: This option is displayed only if IDSDM is installed on the system board. Internal SD Card Redundancy If set to Mirror mode, data is written...

Menu Item Description Failsafe Baud Rate Displays the failsafe baud rate for console redirection. The BIOS attempts to determine the baud rate automatically. This failsafe baud rate is used only if the attempt fails and the value must not be changed. By default, the Failsafe Baud Rate option is set ...

System Security Screen Menu Item Description Intel AES-NI The Intel AES-NI option improves the speed of applications by performing encryption and decryption using the Advanced Encryption Standard Instruction Set and is set to Enabled by default. System Password Allows you to set the system password....

Miscellaneous Settings Menu Item Description System Time Allows you to set the time on the system. System Date Allows you to set the date on the system. Asset Tag Displays the asset tag and allows you to modify it for security and tracking purposes. Keyboard NumLock Allows you to set whether the sys...

1. To enter System Setup, press <F2> immediately after a power-on or reboot. 2. In the System Setup Main Menu, select System BIOS and press <Enter>.The System BIOS screen is displayed. 3. In the System BIOS screen, select System Security and press <Enter>.The System Security screen...

Using Your System Password To Secure Your System NOTE: If you have assigned a setup password, the system accepts your setup password as an alternate system password. 1. Turn on or reboot your system. 2. Type your password and press <Enter>. When Password Status is Locked, type the password and...

UEFI Boot Menu Menu Item Description Select UEFI Boot Option Displays the list of available UEFI boot options (marked with asterisks), select the boot option you wish to use and press <Enter>. Add Boot Option Adds a new boot option. Delete Boot Option Deletes an existing boot option. Boot From...

3 Installing System Components Recommended Tools You may need the following items to perform the procedures in this section: • Key to the system keylock • #2 Phillips screwdriver • T10 and T15 Torx screwdrivers • Wrist grounding strap connected to ground Front Bezel (Optional) Installing The Front B...

Removing The Front Bezel 1. Unlock the keylock at the left end of the bezel. 2. Lift the release latch next to the keylock. 3. Rotate the left end of the bezel away from the front panel. 4. Unhook the right end of the bezel and pull the bezel away from the system. Opening And Closing The System WARN...

Figure 10. Opening and Closing the System 1. system cover2. latch3. latch release lock Closing The System 1. Lift the latch on the cover. 2. Place the cover onto the chassis and offset the cover slightly back so that it clears the chassis hooks and lays flush on the chassis. 3. Push down the latch t...

Cooling Shroud Removing The Cooling Shroud CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due ...

Installing The Cooling Shroud CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing ...

System Capacity (in GB) DIMM Size (in GB) Number of DIMMs Organization and Speed DIMM Slot Population 1R x8, 1600 MT/s 20 4 5 1R x8, 1333 MT/s1R x8, 1600 MT/s A1, A2, A3, A4, A5 24 8 3 2R x4, 1333 MT/s2R x4, 1600 MT/s A1, A2, A3 32 8 4 2R x4, 1333 MT/s2R x4, 1600 MT/s A1, A2, A3, A4 48 16 3 2R x4, 1...

Installing Memory Modules WARNING: The memory modules are hot to the touch for some time after the system has been powered down. Allow time for the memory modules to cool before handling them. Handle the memory modules by the card edges and avoid touching the components on the memory module. CAUTION...

Installing A 2.5 Inch Hard-Drive Blank 1. If installed, remove the front bezel. 2. Insert the hard-drive blank into the hard-drive slot until the release button clicks into place. 3. If applicable, install the front bezel. Removing A 3.5 Inch Hard-Drive Blank CAUTION: To maintain proper system cooli...

If the hard drive is online, the green activity/fault indicator flashes as the drive is turned off. When the hard-drive indicators are off, the hard drive is ready for removal. 2. Press the release button to open the hard-drive carrier release handle. 3. Slide the hard-drive carrier out until it is ...

1. If a hard-drive blank is installed in the hard-drive slot, remove it. 2. Install a hard drive in the hard-drive carrier. 3. Press the release button on the front of the hard-drive carrier and open the hard-drive carrier handle. 4. Insert the hard-drive carrier into the hard-drive slot until the c...

Installing A Cabled Hard Drive CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing...

Figure 20. Removing and Installing a 2.5 Inch Hard Drive Into a 3.5 Inch Hard-Drive Adapter 1. screws (2)2. 3.5 inch hard-drive adapter3. 2.5 inch hard drive Installing A 2.5 Inch Hard Drive Into A 3.5 Inch Hard-Drive Adapter CAUTION: Many repairs may only be done by a certified service technician. ...

Figure 23. Removing and Installing a Cabled Hard Drive Into a Hard-Drive Carrier 1. screws (4)2. hard drive3. screw holes (4)4. hard-drive carrier Installing A Hard Drive Or A Hard-Drive Adapter Into A Hard-Drive Carrier CAUTION: Many repairs may only be done by a certified service technician. You s...

1. If installed, remove the front bezel. 2. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and peripherals. 3. Open the system. 4. Disconnect the power/data cable from the back of the optical drive.Note the routing of the power/data cabl...

3. Open the system. 4. To remove the optical drive blank, press the blue release tab at the back of the blank and push the blank out of the system. 5. Align the optical drive with the optical drive slot on the front of chassis. 6. Slide the optical drive into the slot until the latch snaps into plac...

Figure 25. Removing and Installing the Optical Drive (Cabled Hard-Drive Systems) 1. data cable2. power cable3. optical drive4. release latch 5. metal standoffs (4)6. notches (2) Installing The Optical Drive In Cabled Hard-Drive Systems CAUTION: Many repairs may only be done by a certified service te...

3. Open the system. 4. Align the two notches on the metal standoffs with the slots on the side of the optical drive. 5. Slide the optical drive into the notches until it is seated firmly and the release latch snaps into place. 6. Connect the power cable. 7. Connect the data cable to the back of the ...

Figure 26. Removing and Installing a Cooling Fan 1. cooling fan2. power cable connector3. cooling-fan bracket Installing A Cooling Fan CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product do...

Internal USB Memory Key (Optional) An optional USB memory key installed inside your system can be used as a boot device, security key, or mass storage device. The USB connector must be enabled by the Internal USB Port option in the Integrated Devices screen of the System Setup.To boot from the USB m...

Expansion Card Installation Guidelines Your system supports PCI Express Generation 2 and Generation 3 expansion cards. NOTE: If you install a second processor, you must upgrade expansion card riser 1 to optimize PCIe slot 1 speed. The following table provides the riser configurations for single- and...

Figure 29. Removing and Installing the Expansion Card from Expansion-Card Riser 2 1. expansion-card riser 22. expansion-card riser touch points (2)3. expansion-card latch4. expansion card5. expansion-card holder Installing An Expansion Card CAUTION: Many repairs may only be done by a certified servi...

8. Press the release latch on the expansion-card holder and move the expansion card holder so that it supports the expansion card on expansion-card riser 2. NOTE: Ensure that the expansion card bracket is attached properly to the chassis, so that expansion-card latch can be inserted back to chassis....

Figure 31. Removing and Installing the Expansion-Card Riser 2 1. chassis intrusion switch2. expansion-card riser touch points3. expansion-card riser 24. expansion-card riser 2 connector5. riser guides (2) 5. Replace the expansion-card riser. 6. Close the system. 7. Reconnect the system to its electr...

• SD vFlash card Removing The iDRAC Ports Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage ...

Installing The iDRAC Ports Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicin...

Figure 33. Removing and Installing the SD vFlash Card 1. SD vFlash card2. SD vFlash card slot 3. To install the SD vFlash card, with the label side facing up, insert the contact-pin end of the SD card into the card slot on the module. NOTE: The slot is keyed to ensure correct insertion of the card. ...

Figure 34. Removing and Installing the Internal Dual SD Module 1. blue pull tab2. SD card 13. SD card 24. dual SD module5. connector on the system board Installing The Internal Dual SD Module CAUTION: Many repairs may only be done by a certified service technician. You should only perform troublesho...

8. Close the system. 9. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. Internal SD Card Removing An Internal SD Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple...

Removing The Integrated Storage Controller Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage...

2. storage controller card3. storage-controller card holder4. release levers (2)5. storage-controller card connector Installing The Integrated Storage Controller Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs ...

Figure 37. Removing and Installing a Processor 1. processor2. processor shield3. notches in processor (2) NOTE: After removing the processor, place it in an antistatic container for reuse, return, or temporary storage. Do not touch the bottom of the processor. Touch only the side edges of the proces...

1. Before upgrading your system, download the latest system BIOS version from support.dell.com and follow the instructions included in the compressed download file to install the update on your system. NOTE: You can update the system BIOS using the Lifecycle Controller. 2. Turn off the system, inclu...

• 550 W When two identical power supplies are installed, the power supply configuration is redundant (1 + 1). In redundant mode, power is supplied to the system equally from both power supplies to maximize efficiency.When only one power supply is installed, the power supply configuration is non-redu...

Figure 38. Removing and Installing a Redundant Power Supply 1. redundant power supply unit2. release latch3. power supply handle Installing A Redundant Power Supply 1. Verify that both power supplies are the same type and have the same maximum output power. NOTE: The maximum output power (shown in W...

NOTE: You may have to unlatch and lift the optional cable management arm if it interferes with the power-supply removal. For information about the cable management arm, see the system’s rack documentation. 4. Open the system. 5. Disconnect all the power cables from the power supply to the system boa...

Removing The Power Supply Blank CAUTION: To ensure proper system cooling, the power supply blank must be installed in the second power supply bay in a non-redundant configuration. Remove the power supply blank only if you are installing a second power supply. If you are installing a second power sup...

Removing The Hard-Drive Backplane CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servic...

Figure 49. Cabling Diagram—Eight Hard-Drive Backplane 1. system board2. hard-drive backplane3. SAS B cable connector4. SAS A cable connector5. power cable connector 6. signal cable connector7. cable routing latch8. power distribution board9. cable retention latch Installing The Hard-Drive Backplane ...

Control Panel Assembly Removing The Control Panel CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Dama...

Figure 51. Removing and Installing the Control Panel—Eight Hard Drive System 1. control panel2. notches (4)3. LCD connector cable4. screw5. locking tabs (4) Installing The Control Panel CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting ...

NOTE: For an eight 2.5 inch hard drive system, tighten the screw to secure the control panel to the bottom of the chassis. 3. Close the system. 4. Reconnect the system and peripherals to their power sources, and turn them on. 5. If applicable, install the front bezel. Removing The Control-Panel Modu...

Figure 54. Removing and Installing the Control-Panel Module—2.5 Inch Hard Drive System 1. control-panel module2. screws (2)3. control-panel module connector cable4. LCD connector cable5. control panel Installing The Control-Panel Module CAUTION: Many repairs may only be done by a certified service t...

VGA Module NOTE: Only the 8-hard drive system has a VGA module on the front panel. Removing The VGA Module CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed ...

3. screw (top)4. VGA module cable5. screw (bottom) 6. VGA module Installing The VGA Module NOTE: This procedure applies only to the 8-hard drive system. CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized ...

Figure 56. Removing and Installing the PDB Shroud 1. cooling-fan bracket2. PDB shroud tabs (2)3. PDB shroud4. arrow marked on the PDB shroud Installing The Power Distribution Board Shroud CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshootin...

Power Distribution Board Removing The Power Distribution Board CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and suppo...

1. screws (2)2. power supply cables to the system board (3)3. power supply cable to the hard-drive backplane 4. standoffs (2) 5. power distribution board6. fan cable connector Installing The Power Distribution Board CAUTION: Many repairs may only be done by a certified service technician. You should...

h) internal dual SD modulei) expansion card holder NOTE: It is recommended that you remove the power distribution board before removing the system board from the chassis. 5. Disconnect all other cables from the system board. CAUTION: Do not lift the system board assembly by grasping a memory module,...

4 Troubleshooting Your System Safety First—For You And Your System CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and s...

7. Power down all attached USB devices and disconnect them from the system. 8. Restart the system and, if your keyboard is functioning, enter the System Setup. Verify that all USB ports are enabled on the Integrated Devices screen, in the System Setup options.If your keyboard is not functioning, you...

3. Disassemble components from the system: – Hard drives– Hard-drive backplane– USB memory key– Cooling shroud– Expansion cards– Power supply(s)– Cooling fans– Processor(s) and heat sink(s)– Memory modules 4. Let the system dry thoroughly for at least 24 hours. 5. Reinstall the components you remove...

Troubleshooting The System Battery CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servi...

Troubleshooting Cooling Fans CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing t...

15. As the system boots, observe any error message that is displayed and the diagnostic indicators on the front of the system. 16. If the memory problem is still indicated, repeat step 12 through step 15 for each memory module installed. If the problem persists after all memory modules have been che...

9. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. 10. Enter the System Setup and ensure that the Internal SD Card Port and Internal SD Card Redundancy mode is enabled. 11. Check if the SD card is functioning properly. If the problem persists...

Troubleshooting A Hard Drive CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing t...

12. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.13. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. If the tests fail, see Getting Help . 14. For each expansion card you removed in step 10, perform the follow...

Troubleshooting Processors CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing tha...

5 Using System Diagnostics If you experience a problem with your system, run the system diagnostics before contacting Dell for technical assistance. The purpose of running system diagnostics is to test your system hardware without requiring additional equipment or risking data loss. If you are unabl...

The ePSA Pre-boot System Assessment window is displayed, listing all devices detected in the system. The diagnostics starts executing the tests on all the detected devices. System Diagnostic Controls Menu Description Configuration Displays the configuration and status information of all detected dev...

6 Jumpers And Connectors System Board Jumper Settings For information on resetting the password jumper to disable a password, see Disabling A Forgotten Password. Table 5. System Board Jumper Settings Jumper Setting Description PWRD_EN (default) The password feature is enabled (pins 2–4). The passwor...

System Board Connectors Figure 59. System Board Jumpers and Connectors Item Connector Description 1 INT_STORAGE Storage controller card connector 2 ID_BTN System identification button 3 CMA_JACK System identification connector 4 USB 2 USB connector 5 USB 1 USB connector 6 IO_RISER2 Riser 2 connector...

Item Connector Description 15 B1, B4, B2, B5, B3, B6 Memory module sockets 16 FAN4 Cooling fan connector 17 FAN3 Cooling fan connector 18 PWR_CONN_1 8-pin power connector 19 FAN2 Cooling fan connector 20 A1, A4, A2, A5, A3, A6 Memory module sockets 21 BP_SIG Backplane signal connector 22 PWR_CONN_2 ...

7 Technical Specifications Processor Processor type One or two Intel Xeon processors E5-2400 product family Expansion Bus Bus type PCI Express Generation 2 and 3 Expansion slots using riser card: Riser 1 (Slot 1) One half-height, half length x4 link (for single processor) or One half-height, half le...

8 System Messages LCD Messages NOTE: Applicable only if your system has an LCD display. The LCD messages consist of brief text messages that refer to events recorded in the System Event Log (SEL). For information on the SEL and configuring system management settings, see the systems management softw...

9 Getting Help Contacting Dell NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country ...