Dell OptiPlex GX260 - Manual (Page 68)

7. Remove all cables that are connected to the I/O panel.
8. Remove the mounting screw that secures the I/O panel to the computer.
9. Remove the I/O panel from the computer.
Small Mini-Tower Computer
I/O Panel Removal—Small Mini-Tower Computer
1 internal speaker cable
2 chassis intrusion switch cable
3 mounting screw
4 control-panel cable
5 front audio cable
6 I/O cable
1. Disconnect the control-panel cable from the control-panel connector on the I/O panel. Disconnect the I/O cable from
the I/O panel.
Note the routing of the control-panel cable as you remove it from the computer so that you can replace it correctly.
2. Remove all cables that are connected to the I/O panel, such as the chassis intrusion switch and internal speaker cables.
3. From inside the chassis cover, remove the mounting screw that secures the I/O panel to the chassis.