Compaq ProLiant 8000 ProLiant 8000 Intel Pentium III Xeon 700MHz Servers Maint - Page 46

Power Backplane Board

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Removal and Replacement Procedures 2-29 Power Backplane Board To remove the power backplane board: 1. Perform the preparation procedures. See "Preparation Procedures" earlier in this chapter. 2. Remove the left side access panel. See "Left Side Access Panel" earlier in this chapter. 3. Pull out the power supplies from the rear of the server far enough to disengage them from the power backplane board . See "Hot-Plug Power Supplies" earlier in this chapter. 4. Unplug all cables from the power backplane board. 5. Loosen the two thumbscrews on the power backplane board . 6. Rotate the power backplane board forward, then lift it out the left side of the server . 2 1 2 1 3 Figure 2-24. Removing the power backplane board Reverse steps 1 through 6 to replace the power backplane board. IMPORTANT: Ensure that the ribbon cable is installed before turning on the server. When installing the power backplane board, make sure the board is engaged in the upper and lower metal guides.

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Removal and Replacement Procedures
2-29
Power Backplane Board
To remove the power backplane board:
1.
Perform the preparation procedures. See
“
Preparation Procedures
”
earlier in this chapter.
2.
Remove the left side access panel. See
“
Left Side Access Panel
”
earlier in this chapter.
3.
Pull out the power supplies from the rear of the server far enough to disengage them from
the power backplane board
. See
“
Hot-Plug Power Supplies
”
earlier in this chapter.
4.
Unplug all cables from the power backplane board.
5.
Loosen the two thumbscrews on the power backplane board
.
6.
Rotate the power backplane board forward, then lift it out the left side of the server
.
1
1
2
3
2
Figure 2-24.
Removing the power backplane board
Reverse steps 1 through 6 to replace the power backplane board.
IMPORTANT:
Ensure that the ribbon cable is installed before turning on the server. When installing the
power backplane board, make sure the board is engaged in the upper and lower metal guides.