Installing The Coin-Cell Battery - Dell OptiPlex 5090 Service Manual

3. Remove the graphics card.
About this task
The following images indicate the location of the coin-cell battery and provide a visual representation of the removal procedure.
Steps
1. Using a plastic scribe, push the coin-cell battery securing-clip on the coin-cell battery socket to release the coin-cell battery
out of the slot on the system board.
2. Lift the coin-cell battery off its slot on the system board.

Installing the coin-cell battery

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the coin-cell battery and provides a visual representation of the installation
procedure.
42 Removing and installing components