HP StorageWorks 9100 - Extreme Data Storage System Maintenance And Service Manual page 43

Lift the board up at the front of the drawer, and then remove the backplane board.
c.
Disconnect the cables.
15.
Item Description
1 Fan signal cable
2 Red 12V power cable
3 Black GND cable
4 Fan power cable
5 Power signal cable
Remove the cable management arm.
16.
To replace the cable management arm:
Thread the cables through the opening in the drawer, and then connect them to the backplane
1.
board.
Removal and replacement procedures 43