System Board - IBM 6290 Hardware Maintenance Manual

3. Remove the hard disk drive tray. See "Accessing system board components" on
4. Disconnect all power supply wires.
5. Remove the screw holding the power supply.
6. Lift out the power supply.

System board

To remove the system board, do the following:
1. Turn off the server and peripheral devices and disconnect all external cables
2. Remove the CD/diskette drive tray. See "Accessing system board components"
3. Remove the hard disk drive tray. See "Accessing system board components" on
4. Remove the PCI riser. See "Installing adapters" on page 27.
5. Remove the fan by disconnecting the power cord from the system board and
6. Disconnect all wires connected to the system board.
7. Remove the 5 screws that attach the system board to the chassis.
page 21.
and power cords; then, remove the cover. See "Removing the cover" on
page 20.
on page 21.
page 21.
unscrewing the 2 screws holding the fan in place.
Chapter 6. FRU Removals
35