Installing The Smartcard Reader; Led Board; Removing The Led Board - Dell Precision 3520 Owner's Manual

Installing the SmartCard reader

1. Place the SmartCard reader on the .
2. Tighten the M2x3 screws to secure the SmartCard reader to the .
3. Affix the SmartCard reader cable and connect the cable to the connector on the system board.
4. Install the:
a. chassis frame
b. SSD card
c. battery
d. base cover
5. Follow the procedure in

LED board

Removing the LED board

1. Follow the procedure in
2. Remove the:
a. base cover
b. battery
c. WLAN card
d. SSD card
34 Disassembly and reassembly
After working inside your
Before working inside your
computer.
computer.