Installing The Coin Cell Battery; Wlan Card; Removing The Wlan Card - Dell Precision 3520 Owner's Manual

Installing the coin cell battery

1. Place the coin cell battery on the system board.
2. Connect the coin cell battery cable to the connector on the system board.
NOTE: Route the coin cell battery cable carefully to avoid damaging the cable.
3. Install the:
a. chassis frame
b. battery
c. base cover
4. Follow the procedure in

WLAN card

Removing the WLAN card

1. Follow the procedure in
2. Remove the:
a. base cover
b. battery
3. To remove the WLAN card:
a. Remove the M2x3 screw that secures the WLAN card to the [1].
b. that secures the WLAN cables to the WLAN card [2].
After working inside your
Before working inside your
computer.
computer.
Disassembly and reassembly 17