Dell OptiPlex 9020M Owner's Manual

Removing the System Board

1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the:
   1. cover
   2. processor fan module
   3. hard drive
   4. heatsink
   5. memory
   6. processor
   7. HDMI board
   8. PS2 and serial connector board
   9. M.2 SSD or DDPE card
   10. WLAN card
   11. coin-cell battery
3. Perform the following steps as shown in the illustration.
   1. Remove the screw that secures the hard-drive holder to the system board [1].
   2. Lift the hard-drive holder away from the system board [2].
   3. Remove the screws that secure the system board to the computer [3].

   

4. Perform the following steps as shown in the illustration.
   1. Slide the system board to release it from the computer [1,2].
   2. Lift the system board away from the computer [3].