Service manual

Removal and Replacement 7-27
Removal
1. Shut down the operating system and power down the system.
2. Expose the system drawer.
3. Expose the system bus card cage. Remove the two Phillips head screws holding
the cover in place and slide it off the drawer.
4. Expose the PCI bus card cage. Remove three Phillips head screws holding the
cover in place and slide it off the drawer.
5. Remove all the PCI/EISA options.
6. Remove the server control module.
7. Remove the PCI motherboard.
8. Remove the two Phillips head screws holding the system bus to PCI bus bridge
module to the sheet metal between the system bus card cage and the PCI bus
card cage.
9. Remove enough CPU and memory modules to the right of the bridge module to
allow a flathead screwdriver to be inserted in the slot in the middle of the
module’s top bracket.
10. Place a flathead screwdriver into the slot in the middle of the module’s top
bracket and into the corresponding slot in the sheet metal between the two card
cages. Use the screwdriver as a lever to disconnect the bridge module from the
connector on the system motherboard.
11. Remove the bridge module from the system bus card cage.
Replacement
Reverse the steps in the Removal procedure.
Verification
Power up the system (press the Halt button if necessary to bring up the SRM
console) and issue the show device command at the console prompt to verify that the
system sees all system options and peripherals.