2-54 Compaq ProLiant ML570 Maintenance and Service Guide
Power Backplane Board
To remove the power backplane board:
1. Perform the preparation procedures. See “Preparation Procedures” earlier in this chapter.
2. Remove the access panel. See “Access Panel (Tower and Rack)” earlier in this chapter.
3. Slide the electronics drawer partially out of the chassis. See “Electronics Drawer” earlier
in this chapter.
4. Remove the hard drive fan air baffle. See “Hard Drive Fan Air Baffle” earlier in
this chapter.
5. Disconnect all cables from the power backplane board. See “Cable Routing Diagrams”
earlier in this chapter.
6. Loosen the two T-15 thumbscrews
.
7. Slide the power backplane board
toward the power supplies, then lift the power
backplane board from the chassis.
2
1
Figure 2-44. Removing the power backplane board
Reverse steps 1 through 7 to replace the power backplane board.
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