Dell PowerVault NX3000 - Manual (Page 142)

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Installing System Components
3 Disconnect the display module cable from the control panel board. See
Figure 3-34.
4 Disconnect the control panel cable at back of the control panel board. See
Figure 3-34.
5 Disconnect the internal SD module cable.
6 If present, remove the internal USB memory key.
CAUTION:
Do not pull on the cable to unseat the connector. Doing so can damage
the cable.
7 Using a T8 Torx driver, remove the screw on the front panel located
beneath the left USB connector. See Figure 3-34.
8 Using a T10 Torx driver, remove the three screws that secure the control
panel board to the system chassis and remove the board.
Installing the Control Panel Board
1 Install the front panel screw in the screw hole located beneath the left USB
connector. See Figure 3-34.
2 Install the control panel board in the system chassis and secure with the
three Torx screws. See Figure 3-34.
3 Connect the display module cable to the control panel board.
4 Connect the control panel cable to the control panel board.
5 Connect the internal SD module cable.
6 Install the internal USB memory key.
7 Close the system. See "Closing the System."
8 Reconnect the system to the power source and turn on the system and
attached peripherals.