Coin-Cell Battery; Removing The Coin-Cell Battery - Dell OptiPlex 3000 Tower Service Manual

Steps
1. Connect the antenna cables to the WLAN card.
The following table provides the antenna-cable color scheme for the WLAN card of your computer.
Table 2. Antenna-cable color scheme
Connectors on the wireless card
Main (white triangle)
Auxiliary (black triangle)
2. Place the WLAN card bracket to secure the WLAN antenna cables.
3. Insert the WLAN card into the connector on the system board.
4. Replace the (M2x3.5) screw to secure the plastic tab to the WLAN card.
Next steps
1. Install the side cover.
2. Follow the procedure in

Coin-cell battery

Removing the coin-cell battery

Prerequisites
1. Follow the procedure in
2. Remove the side cover.
About this task
The following images indicate the location of the coin-cell battery and provide a visual representation of the removal procedure.
36 Removing and installing components
after working inside your
before working inside your
Antenna-cable color
White
Black
computer.
computer.