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142 Installing System Components
Removing the Control Panel Board
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
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
2
Open the system. See "Opening the System" on page 76.
3
Disconnect the cables connected to the control panel board.
See Figure 3-29.
NOTE: Ensure that you release the cable clamp before connecting the cable
and then latch the clamp after connecting the cable.
NOTE: Note the routing of the cables on the side on the system as you remove
them from the control panel board. You must route these cables properly
when you replace them to prevent them from being pinched or crimped.
4
If applicable, remove the USB memory key. See "Internal USB Memory
Key" on page 104.
5
Using a T10 Torx driver, remove the three screws that secure the control
panel board to the front-chassis assembly. See Figure 3-29.
6
Using a T8 Torx driver, remove the screw that secures the control panel
board on the front of the system. See Figure 3-29.
7
Slide the control panel assembly toward the back of the system and take it
out.
book.book Page 142 Wednesday, February 17, 2010 6:17 PM