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System Board
1. Prepare the computer for disassembly (Preparation for Disassembly on page 87).
2. Remove the access panel (
Computer Access Panel on page 95).
3. When replacing the system board, make sure the following components are removed from the
defective system board and installed on the replacement system board:
●
Memory modules (see
Installing Additional Memory on page 98)
●
Expansion cards (
Expansion Cards on page 102)
●
Heat sink (
Heat sink on page 134)
●
Processor (
Processor on page 135)
4. Remove the baffle from the chassis (
Baffle on page 128).
5. Remove the fan from the chassis (
Front Fan Assembly on page 129).
6. Rotate the drive cage to its upright position.
7. Rotate the power supply to its full upright position.
8. Disconnect all data and power cables from the system board.
9. Disconnect the balance of the cables from the system board.
10. Remove the eight screws that secure the system board to the chassis.
Figure 6-63 Removing the system board
11. Lift up the front of the system board, and then pull the system board forward, up, and out of the
chassis.
To install the system board, reverse the removal procedure.
NOTE: When replacing the system board, you must also change the chassis serial number in the
BIOS.
138 Chapter 6 Removal and Replacement Procedures Small Form Factor (SFF) Chassis