Removal and Replacement Procedures
Diagnostic Display Board and Lightpipe
To remove the diagnostic display board and lightpipe:
1. Power down the server. Refer to “Powering Down the Server” ea rlier in this chapter.
2. Extend the server from the rack. Refer to “Extending the Server from the Rack” earlier in
this chapter.
3. Remove the access panel. Refer to “R emoving the Access Panel” earlier in this chapter.
4. Remove the processor memory boards. Refer to “Proce ssor Memory Boards” earli er in
this chapter.
5. Remove the PCI-X expansion boards. Refer to “PCI -X Expansion Boards” earli er in this
chapter.
6. Remove the SCSI cables. Refer to “SCSI Cables” earlier in this chapter.
7. Remove the front fan cage. Refer to “F ront Fan Cage” earlier in this chapter.
8. Remove the pass-through board. Refer to “P ass-Through Board” earlier in this ch apter.
9. Eject all devices from the universal media drive bays. Refer to “U niversal Media Drives”
earlier in this chapter.
10. Unplug the Power Button/LED cable. Refer to “Power Button/LED Assembly” earlier in
this chapter.
11. Loosen the two thumbscrews holding the diagnostic display board (1).
12. Slide the board to the rear of the unit until it stops, and then lift it up (2).
Figure 2-31: Removing the diagnostic display board and lightpipe
13. Lift the board out gently, being careful of the universal media drive bay connector.
Reverse the steps to replace the diagnostic display board and lightpipe.
2-36 HP ProLiant DL585 Server Maintenance and Service Guide
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