Pci Adapter Dividers; Removal; Replacement; System Board Assembly - IBM F80 Service Manual

PCI Adapter Dividers

Removal

1. Remove all PCI adapters (see "Removing Adapter Cards" on page 329).
2. Gently twist down the flexible tab on the right end of the divider.
3. Pivot the divider out and toward the left until it is out.

Replacement

Replace in reverse order.

System Board Assembly

Removal
Note: Make a note of the locations of parts you remove during this procedure so that
1. Power off the system (see "Powering Off and Powering On the System" on
page 9).
2. Disconnect the ac power cord.
3. Remove the system covers (see "Removing the Covers" on page 311).
On the right side of the system:
4. Remove the power supplies (see "Power Supplies" on page 338).
5. Label and disconnect the cables from the right side of the system board assembly,
including the SCSI cable connector from the left side.
On the left side of the system:
6. Remove the processor unit assembly (see "Processor Card" on page 349).
7. Mark the locations and remove the memory riser cards and memory fillers, if
present (see "Memory Riser Card and Processor Card" on page 342).
8. Mark the locations and disconnect the cables at the rear of the system.
9. Mark the locations and remove the adapter cards (see "Removing Adapter Cards"
on page 329).
10. Remove the PCI card dividers (see "PCI Adapter Dividers").
11. Remove the fans and fan fillers (see "Fans and Fan Fillers" on page 338).
12. Mark the locations and remove the internal SCSI and SES cables.
13. Adjust the airflow control duct so that you can fit a screwdriver through the front of
the system to remove the screws that mount the bottom of the PCI card support to
the CEC unit.
14. Remove the screws that mount the top of the PCI card support to the system.
15. Remove the PCI card support assembly.
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you can reinstall them in the correct positions.