104 IBM Desktop System HMM
System Board
•
Remove all adapter cards.
•
Disconnect all cables connected to the system
board. Note the location and orientation of all
cables.
•
Remove the screws securing the system board to
the chassis.
•
Lift the system board to remove from chassis.
•
Remove memory (DIMM) if applicable.
•
Remove processor if necessary.
NOTE:
System Board Installation
•
Before reinstallation, position the housing on its
side. When installing a new system board, push
the board to the rear and align it with the front
locating pin. Visually verify that the board is
aligned properly, then press the board down.
•
Be sure to reinstall the processor, DIMMs, I/O port
bracket onto the new system board if applicable.
•
After installing the system board, secure with
original screws.
•
Change all jumper settings to match those of the
original board.
•
Reinstall other components into the machine i.e.
drives, power supply, cables, etc.
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