System Board; Microtower Removals - IBM 6343 Hardware Maintenance Manual

System board

Microtower removals

To remove the power supply, do the following:
1. Turn off the server and peripheral devices and disconnect all external cables and
power cords; then, remove the cover. See "Removing the cover" on page 37.
2. Disconnect all power supply wires.
3. Remove the four screws holding the power supply in place on the back of the
chassis.
4. Lift out the power supply.
To remove the system board, do the following:
1. Turn off the server and peripheral devices and disconnect all external cables and
power cords; then, remove the cover. See "Removing the cover" on page 37.
2. Rotate the drive chassis above the system board upward and lock in the upright
position.
3. Remove the support arm by pulling it out.
4. Disconnect all wires connected to the system board.
5. Remove the 6 screws that attach the system board to the chassis.
6. Lift out the system board.
For microtower removals, it may be easier to lay the system on it's side.
Chapter 5. FRU Removals
65