Dell PowerVault NX3500 Hardware Owner's Manual - Page 81

Control Panel Assembly, Removing the Control Panel Board Assembly and the Control Panel Display Module

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Control Panel Assembly NOTE: The LCD control panel assembly consists of two separate modules-the display module and the control panel circuit board. Use the following instructions to remove and install either module. Removing the Control Panel Board Assembly and the Control Panel Display Module CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product. 1 If installed, remove the front bezel. See "Front Bezel" on page 51. 2 Turn off the system and attached peripherals, and disconnect the system from the electrical outlet and peripherals. 3 Open the system. See "Opening the System" on page 52. 4 Disconnect the control panel cable at the back of the control panel board. See Figure 2-17. CAUTION: Do not pull on the cable to unseat the connector. Doing so can damage the cable. a Press the metal tabs on the ends of the cable connector. b Gently work the connector out of the socket. c Remove the USB connector cable, the display module cable and the power cable. 5 Remove the two screws that secure the control panel board to the system chassis and remove the board. This completes the removal procedure for the LED control panel. 6 Remove the two screws that secure the display module to the system chassis and remove the display module from the chassis cutout. Installing System Components 81

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Installing System Components
81
Control Panel Assembly
NOTE:
The LCD control panel assembly consists of two separate modules—the
display module and the control panel circuit board. Use the following instructions to
remove and install either module.
Removing the Control Panel Board Assembly and the Control Panel
Display Module
CAUTION:
Many repairs may only be done by a certified service technician.
You should only perform troubleshooting and simple repairs as authorized in
your product documentation, or as directed by the online or telephone service
and support team. Damage due to servicing that is not authorized by Dell is not
covered by your warranty. Read and follow the safety instructions that came
with the product.
1
If installed, remove the front bezel. See "Front Bezel" on page 51.
2
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet and peripherals.
3
Open the system. See "Opening the System" on page 52.
4
Disconnect the control panel cable at the back of the control panel board.
See Figure 2-17.
CAUTION:
Do not pull on the cable to unseat the connector. Doing so can damage
the cable.
a
Press the metal tabs on the ends of the cable connector.
b
Gently work the connector out of the socket.
c
Remove the USB connector cable, the display module cable and the
power cable.
5
Remove the two screws that secure the control panel board to the system
chassis and remove the board.
This completes the removal procedure for the LED control panel.
6
Remove the two screws that secure the display module to the system
chassis and remove the display module from the chassis cutout.