Download Compaq AlphaServer ES40 Technical information

NOTE: Removing the power harness requires the removal of other system
FRUs. Review the removal procedures for the power supplies, fans, and
drive cage before beginning the harness removal procedure.
1.
Remove the power supplies and any blank power supply panels.
2.
Remove the cover to the PCI card cage.
3.
Remove fans 4 and 3 (the inner fans).
4.
Unplug the connectors to each removable media device (except the floppy).
5.
Remove the four screws that secure the removable media cage. Slide out
the cage to access the floppy power connector. Disconnect the floppy power
connector and slide the cage back in.
6.
Unplug the power connector ➊ to the drive cage or cages.
7.
Remove the harness from the cable clamps ➋.
8.
Remove the second drive cage (left cage in pedestal/rack, bottom cage in
tower), if installed, or the blank panel.
9.
Remove the two Phillips flat-head screws that secure the small cover ➌ to
the left side (pedestal/rack) or bottom (tower) of the system and remove the
panel. Set aside the screws. (Removing the small cover provides better
access to the power harness bracket.)
10. Remove the power harness bracket ➍ as follows: Push up on the spring
latch ➎ to release the bracket, slide the bracket forward, and remove it .
11. Unplug the five connectors ➏ on the bottom of the system motherboard.
12. Remove the two screws ➐ and two plastic bushings ➑ on each of the three
power supply connectors ➒. The screws are located deep inside the power
supply cavity. Set aside the screws and bushings for reinstallation.
13. Starting with the left connector (as viewed from the rear of the system), pull
the connector to the right and angle it so that you can push the left end out
through the opening.
14. Remove the power harness.
FRU Removal and Replacement
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