Installing The System Board - Dell OptiPlex 7090 Micro Form Factor Service Manual

Steps
1. Remove the screw (6-32) that secures the hard drive support to the system board.
2. Lift the hard drive support away from the system board.
3. Remove the three (M3x4) screws and three (6-32) screws that secure the system board to the chassis.
4. Lift the system board away from the chassis.

Installing the system board

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 system board and provides a visual representation of the installation procedure.
Removing and installing components 39