Dell Precision 5540 Service Manual - Page 25

Installing the Speakers, WLAN card, Removing the WLAN Card

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Installing the Speakers 1. Using the alignment posts, place the speakers on the palm-rest assembly. 2. Replace the M2x2 (4) screws that secure the speakers to the palm-rest assembly. 3. Route the speaker cables through the routing guides on the palm-rest assembly. 4. Connect the speaker cable to the system board. 5. Install the: a. battery b. base cover 6. 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 captive 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]. Disassembly and reassembly 25

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Installing the Speakers
1.
Using the alignment posts, place the speakers on the palm-rest assembly.
2.
Replace the M2x2 (4) screws that secure the speakers to the palm-rest assembly.
3.
Route the speaker cables through the routing guides on the palm-rest assembly.
4.
Connect the speaker cable to the system board.
5.
Install the:
a.
battery
b.
base cover
6.
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 captive 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].
Disassembly and reassembly
25