System Board - Compaq 230039-001 - StorageWorks NAS Executor E7000 Model 904 Server Maintenance And Service Manual

Removal and Replacement Procedures
Reverse steps 1 through 6 to replace the battery.

System Board

To remove the system board:
1. Power down the server. Refer to "Powering Down the Server" in this chapter.
2. Remove all power supplies. Refer to "Hot-Plug Power Supply" in this chapter.
3. Unseat all the hot-plug SCSI hard drives. Refer to "Hot-Plug SCSI Hard Drives" in this
4. Extend the server from the rack. Refer to "Extending the Rack from the Server" in this
5. Remove the rear access panel. Refer to "Opening and Removing the Rear Access Panel"
6. Remove the front access panel. Refer to "Removing the Front Access Panel" in this
7. Remove the front fan cage. Refer to "Front Fan Cage" in this chapter.
8. Remove the rear fan cage. Refer to "Rear Fan Cage" in this chapter.
9. Remove the pass-through board. Refer to "Pass-Through Board" in this chapter.
10. Remove the SCSI backplane. Refer to "SCSI Backplane" in this chapter.
11. Remove the BBWC assembly. Refer to "Battery-Backed Write Cache Assembly" in this
12. Unscrew the system board thumbscrews (1).
13. Disconnect the PCI-X board cable (2).
14. Slide the system board toward the front of the unit (3).
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Caution: Loss of BIOS settings occurs when the system battery is removed. BIOS settings
must be reconfigured whenever the battery is replaced. Power up the server and run RBSU.
chapter. Label the individual hard drives if they will be removed from the drive cage, so
that you can replace them in their correct location.
chapter. Although not required, HP recommends removing the server from the rack for
best performance. See "Removing the Server from the Rack" in this chapter.
in this chapter.
chapter.
chapter.
NAS e7000 v2 Maintenance and Service Guide