Coin-Cell Battery; Removing The Coin-Cell Battery - Dell Precision 3240 Compact Service Manual

Steps
1. Insert a flat-head screwdriver in the hole of the bracket for optional I/O module.
2. Push the bracket to release the bracket from the system chassis.
3. Connect the I/O card cable to the connector on the system board.
4. Insert the I/O card into its slot from the inside your system.
5. Use the two (M3x3) screws to secure the optional I/O card to the chassis.
NOTE: The screw type differs with the kind of I/O module used.
Next steps
1. Install the riser card.
2. Install the hard drive assembly.
3. Install the front bezel.
4. Install the top cover (side
5. Install the side cover.
6. Follow the procedure in

Coin-cell battery

Removing the coin-cell battery

Prerequisites
1. Follow the procedure in
56 Disassembly and reassembly
bezel).
after working inside your
before working inside your
computer.
computer.