Dell Precision 5520 Owners Manual - Page 31

Installing the System Board, Palm rest, Removing the Palmrest Assembly

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Installing the System Board 1. Align the system board on the computer. 2. Replace the five M2x4 screws that secure the system board to the palm-rest assembly. 3. Connect the power-adapter port cable, speaker cable, keyboard-control board cable, touch-pad cable, and touch-screen cable to the system board. 4. Connect the display cable to the system board. 5. Align the screw hole on the display-cable bracket with the screw hole on the system board. 6. Follow the procedures in After Working Inside Your Computer. Palm rest Removing the Palmrest Assembly 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the: a) base cover b) battery c) memory modules d) hard drive e) WLAN card f) speakers g) heatsink assembly h) fans i) display assembly j) power adapter port k) system board l) keyboard Disassembly and reassembly 31

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Installing the System Board
1.
Align the system board on the computer.
2.
Replace the five M2x4 screws that secure the system board to the palm-rest assembly.
3.
Connect the power-adapter port cable, speaker cable, keyboard-control board cable, touch-pad cable, and touch-screen cable to the
system board.
4.
Connect the display cable to the system board.
5.
Align the screw hole on the display-cable bracket with the screw hole on the system board.
6.
Follow the procedures in
After Working Inside Your Computer.
Palm rest
Removing the Palmrest Assembly
1.
Follow the procedures in
Before Working Inside Your Computer
.
2.
Remove the:
a)
base cover
b)
battery
c)
memory modules
d)
hard drive
e)
WLAN card
f)
speakers
g)
heatsink assembly
h)
fans
i)
display assembly
j)
power adapter port
k)
system board
l)
keyboard
Disassembly and reassembly
31