Dell PowerVault 775N (Rackmount NAS Appliance) - Manual (Page 33)

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Removing and Replacing Parts
Dell™ PowerVault™ 775N Systems Service Manual
Recommended Tools CD and Diskette Drives
System Orientation SCSI Configuration Information
Bezel External SCSI Tape Drive
System Cover Hard Drives
Inside the System Integrated RAID Controller
Control-Panel Cable Cover RAID Controller Card
Front-Panel I/O Board Installing the SCSI Cable Strain-Relief Bracket
Control Panel SCSI Backplane Daughter Card
System Fans SCSI Backplane Board
System-Fan Bracket System Board Tray
Power Supplies System Board Tray Levers
Expansion-Card Cage Microprocessors
Expansion Cards System Battery
Expansion-Card Riser Board System Board
Memory Modules
The procedures in this manual require that you remove the cover and work inside the system. While working inside the
system, do not attempt to service the system except as explained in this manual and elsewhere in your system
documentation. Always follow the instructions closely. Review all of the procedures in your System Information document.
CAUTION: Only trained service technicians are authorized to remove the system cover and access any of
the components inside the system. See your System Information document for complete safety
information.
This section provides servicing procedures for components inside the system. Before you start any of the procedures in this
section, perform the following tasks:
Read the safety information in the System Information document.
Perform the procedures described in " External Visual Inspection ."
When there is no replacement procedure provided, use the removal procedure in reverse order to install the replacement part.
Recommended Tools
You need the following items to perform the procedures in this section:
Key to the system keylock
#2 Phillips screwdriver
Wrist grounding strap
System Orientation