Specifications

System Board
When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
Memory modules
Processor
Expansion cards
To remove the system board:
1. Prepare the computer for disassembly (
Preparation for Disassembly on page 25).
2. Remove the access panel (
Access Panel on page 26).
3. Lay the computer on its side with the rear facing toward you.
4. Remove the front bezel (
Front Bezel on page 27).
5. Remove an expansion cards (
Expansion Cards on page 33).
6. Disconnect the power, and data cables from the back of all installed drives.
7. Disconnect all cables from the system board.
8. Remove the eight screws that secure the system board to the chassis.
NOTE: System board appearance varies by model.
9. Slide the system board toward the front of the chassis, and then lift it up and out of the chassis.
60 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis