Dell 2650 manual Removing the Scsi Backplane Board, Replacing the Scsi Backplane Board

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CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System Information document.

NOTICE: To avoid possible data loss, back up all data on the hard drives before changing the SCSI configuration.

1.Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.

2.Pull the retention lever to slide the daughter card away from the SCSI backplane connector (see Figure 4-23).

3.Lift the card up and away from the tabs on the card guide above the drive bay (see Figure 4-23).

SCSI Backplane Board

The system contains a 3.5-inch diskette drive and a CD drive mounted on the CD/diskette drive tray that connects to the controllers on the system board through the SCSI backplane board. The system also contains up to five 1-inch SCSI hard drives that connect to a controller on the system board or a RAID controller card through the SCSI backplane board.

Removing the SCSI Backplane Board

CAUTION: Before you perform this procedure, read the safety instructions in your System Information document.

CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System Information document.

1.Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.

2.Remove the cover (see "Removing the Cover").

3.Remove the control-panel cable cover (see "Removing the Control-Panel Cable Cover").

4.Pull the system board tray straight back until it stops (see "Removing the System Board Tray").

5.Remove the SCSI backplane daughter card if it is installed (see "Removing the SCSI Backplane Daughter Card").

6.Remove the CD/diskette drive tray (see "Removing the CD/Diskette Drive Tray").

7.Remove all hard drives (see "Removing a Hard Drive").

8.Loosen thumbscrew that secures the SCSI backplane board in the system (see Figure 4-24).

9.Slide the backplane board toward the right side chassis wall about 0.5 inch.

10.Lift backplane board off of its grounding tabs.

11.Lift the backplane board and disconnect the control-panel cable from the board (see Figure 4-5).

12.Lift backplane board out of the system board tray (see Figure 4-24).

Figure 4-24. Removing and Replacing the SCSI Backplane Board

Replacing the SCSI Backplane Board

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Contents Initial release 24 Apr Initial User Contact External Visual InspectionObserving the Boot Routine Internal Visual InspectionRunning the System Diagnostics Obtaining Technical AssistanceBack to Contents Front-Panel Indicators and Features System-Status IndicatorsSystem Identification Indicators Back-Panel Indicators and Features Component DescriptionPower-Supply Indicator Codes Power Indicator CodesPower-Button Indicator Codes Power-Button Indicator CodesHard-Drive Indicator Codes Hard-Drive Indicator CodesPower-Supply Indicator Codes LCD Status Messages NIC Indicator CodesCooling Fan Indicator Codes LCD Status MessagesSystem Setup Program Line Causes Corrective Actions MessageSee Memory Modules Removing LCD Status Messages Solving Problems Described by LCD Status MessagesSystem Messages 10. System MessagesSetup Program Code Cause Corrective Action System Beep Codes11. System Beep Codes Support.dell.com Diagnostics Messages Alert MessagesSystem Features System Board FeaturesSupported Operating Systems Service FeaturesPower Protection Devices Technical Specifications Other Documents You May NeedPhysical PowerVideo EnvironmentalBack to Contents Jumpers Jumpers-A General ExplanationSystem Board Jumpers Jumper Setting Description System Board ConnectorsSystem Board Jumper Settings Connector Description Expansion-Card Riser-Board Components and PCI BusesScsi Backplane Board Connectors Scsi Backplane Board ComponentsRecommended Tools System OrientationRemoving the Bezel BezelSystem Cover Replacing the BezelInside the System Replacing the CoverRemoving the Control-Panel Cable Cover Control-Panel Cable CoverFront-Panel I/O Board Replacing the Control-Panel Cable CoverRemoving the Control Panel Control PanelReplacing the Front-Panel I/O Board Removing a Cooling Fan System FansReplacing the Control Panel Removing the System-Fan Bracket System-Fan BracketReplacing a Cooling Fan Replacing the System-Fan Bracket Power SuppliesRemoving a Power Supply Removing the Expansion-Card Cage Replacing a Power SupplyExpansion-Card Cage Replacing the Expansion-Card Cage Expansion Card Installation GuidelinesExpansion Cards PCI Bus Scan OrderInstalling an Expansion Card Removing an Expansion CardExpansion-Card Riser Board Removing the Expansion-Card Riser BoardSample Memory Module Configurations Memory Upgrade KitsMemory Module Installation Guidelines Memory ModulesTotal Desired Performing a Memory UpgradeInstalling Memory Modules Removing the CD/Diskette Drive Tray CD and Diskettes DrivesRemoving Memory Modules Replacing the CD/Diskette Drive TrayRemoving the CD and Diskette Drives From the Tray Replacing the CD and Diskette Drives on the TrayRemoving the CD/Diskette Drive Cable Replacing the CD/Diskette Drive CableHard Drives Scsi Configuration InformationExternal Scsi Tape Drive Installing a Hard Drive Removing a Hard DriveRemoving a Hard Drive From Its Carrier Installing a Hard Drive on a CarrierIntegrated RAID Controller Activating the Integrated RAID Controller20. Installing the RAID Controller Memory Module Installing a RAID Controller Card RAID Controller CardRemoving the Scsi Backplane Daughter Card Installing the Scsi Backplane Daughter CardScsi Backplane Daughter Card Replacing the Scsi Backplane Board Scsi Backplane BoardRemoving the Scsi Backplane Board System Board Tray Removing the System Board TrayReplacing the System Board Tray System Board Tray LeversMicroprocessors Removing the System Board Tray Levers27. Removing and Installing the Heat Sink Adding or Replacing a Microprocessor28. Removing and Installing the Microprocessor System Battery Replacing the System BatterySystem Board Removing the System BoardReplacing the System Board Using the System Setup Program Entering the System Setup ProgramResponding to Error Messages System Setup Navigation KeysSystem Setup Options Main ScreenIntegrated Devices Screen Boot Sequence ScreenHard-Disk Drive Sequence Screen System Security ScreenConsole Redirection Screen Using the System Password FeatureAssigning a System Password Exit ScreenUsing Your System Password to Secure Your System Deleting or Changing an Existing System PasswordAssigning a Setup Password Using the Setup Password FeatureDisabling a Forgotten Password Operating With a Setup Password EnabledBack to Contents Back to Contents