Dell 840 manual Front I/O Panel Service-Only Parts Procedure

Front I/O Panel (Service-Only Parts Procedure)

Removing the Control Panel Assembly and Chassis-Intrusion Switch

CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. Before performing any procedure, see your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting against electrostatic discharge.

1Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.

2Open the system. See "Opening the System" on page 43.

3Disconnect the control panel assembly cable from the FRONT_PANEL connector on the system board and remove the assembly cable from its guide bracket. See Figure 3-25.

4Slide the chassis-intrusion switch upward and lift it out of its slot in the front of the chassis. Then, remove the chassis-intrusion cable from its three holding clips underneath the front lip of the system chassis.

5Using a #2 Phillips screwdriver, remove the two screws that secure the control panel assembly to the chassis. See Figure 3-25.

6Lift the control panel assembly and the attached chassis-intrusion switch away from the system. See Figure 3-25.

Installing System Components

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