Dell Precision 5520 Owners Manual - Page 20

Installing the Keyboard, WLAN card, Removing the WLAN Card

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Installing the Keyboard 1. Adhere the Mylar to the keyboard. 2. Align the screw holes on the keyboard with the screw holes on the palm-rest assembly. 3. Replace the 31 M1.6 x 1.5 screws that secure the keyboard to the palm-rest assembly. 4. Adhere the Mylar to the screws that secure the keyboard to the palm-rest assembly. 5. Connect the keyboard cable and keyboard-backlight cable to the keyboard-controls board. 6. Install the: a) system board b) hard drive c) base cover 7. Follow the procedures in After Working Inside Your Computer. WLAN card Removing the WLAN Card 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the: a) Base cover b) battery 3. Perform the following steps to remove the WLAN card: a) Remove the screw to release the bracket that secures the WLAN card to the computer [1] and lift the bracket away from the computer [2]. b) Disconnect the antenna cables from the WLAN card [3]. c) Slide and remove the WLAN card from its connector on the board [4]. 20 Disassembly and reassembly

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Installing the Keyboard
1.
Adhere the Mylar to the keyboard.
2.
Align the screw holes on the keyboard with the screw holes on the palm-rest assembly.
3.
Replace the 31 M1.6 x 1.5 screws that secure the keyboard to the palm-rest assembly.
4.
Adhere the Mylar to the screws that secure the keyboard to the palm-rest assembly.
5.
Connect the keyboard cable and keyboard-backlight cable to the keyboard-controls board.
6.
Install the:
a)
system board
b)
hard drive
c)
base cover
7.
Follow the procedures in
After Working Inside Your Computer.
WLAN card
Removing the WLAN Card
1.
Follow the procedures in
Before Working Inside Your Computer
.
2.
Remove the:
a)
Base cover
b)
battery
3.
Perform the following steps to remove the WLAN card:
a)
Remove the screw to release the bracket that secures the WLAN card to the computer [1] and lift the bracket away from the
computer [2].
b)
Disconnect the antenna cables from the WLAN card [3].
c)
Slide and remove the WLAN card from its connector on the board [4].
20
Disassembly and reassembly