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The control-panel assembly with diagnostic indicators is supported on systems with cabled hard drives and systems
with an x8 backplane. The control-panel assembly with LCD module is supported on systems with hot-swappable hard
drives only.
Removing The Control-Panel Assembly
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.
2. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and
peripherals.
3. Open the system.
4. Remove the screw on the side of the chassis that secures the control-panel assembly to the chassis.
5. Slide the control-panel assembly out of the chassis.
CAUTION: Do not use excessive force when removing the control panel cable as it can damage the
connectors.
6. Remove the control panel cable and if applicable, the VGA module cable from the control-panel assembly.
NOTE: Ensure that the control panel cable and if applicable, the VGA module cable, does not slip back into
the chassis.
Figure 58. Removing and Installing the Control-Panel assembly With an LCD Module in a Tower-Mode System
1.
LCD module ZIF connector 2. control-panel assembly connector
3. control-panel assembly cable connector 4. screw
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