Removing The Control Panel Assembly; Replacing The Control Panel Assembly - Dell Precision R5400 Service Manual

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Control Panel Assembly
Dell Precision™ R5400 Service Manual
Removing the Control Panel Assembly
Replacing the Control Panel Assembly
Removing the Control Panel Assembly
CAUTION: Only trained service technicians are authorized to remove the computer cover and access any of the components inside the computer.
Before working inside the computer, read the safety information that shipped with the computer. For additional safety best practices information,
see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
1. Perform the steps in Before Working on Your
2. Disconnect the control panel cable from the control panel board.
NOTICE: To avoid damage to the cable, pull on the connector, not the cable, to unseat the connector.
a. Squeeze the plastic tabs on the ends of the cable connector.
b. Gently work the connector out of the socket.
c. Disconnect the speaker cable from the control panel board.
d. Disconnect the front USB-connector cable from the control panel board.
e. Remove the screw that secures the control panel assembly to the computer chassis.
f. Grasp the metal tab/handle to slide the assembly back, and lift the assembly from the chassis.
1 control panel assembly
3 control-panel assembly securing screw
5 metal tab/handle
Replacing the Control Panel Assembly
1. Place the control panel assembly in the computer chassis, slide it forward until the screw holes align and the power button fits in its front-panel opening,
and replace the securing screw.
2. Connect the front USB-connector cable to the control panel board.
Computer.
2 control panel cable
4 speaker cable
6 front USB-connector cable