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Installing System Components 185
4
Remove the hard-drive tray. See "Removing the Hard-Drive Tray" on
page 181.
5
Remove the interposer extender. See "Removing the Interposer Extender"
on page 182.
6
Disconnect all cables from the node power distribution board (NPDB).
See Figure 3-38. When you disconnect the power cable, press down the
cable-locking tab and disconnect the power cable from the NPDB.
Note the routing of the cables on the sled as you remove them from the
sled tray. You must route these cables properly when you replace them to
prevent the cables from being pinched or crimped.
7
Remove the four screws securing the NPDB to the sled tray.
See Figure 3-38.
8
Lift the NPDB out of the sled tray. See Figure 3-38.
Figure 3-38. Removing and Installing the Node Power Distribution Board
1 power cable 2 system board control cable
3 M3 screws (4) 4 I2C cable
5 node power distribution board
5
3
1
2
4