Digital Equipment DIGITAL Server 7100 1200, Service Maintenance Manual, Page: 135 / 162

FRU Replacement
5-58
Replacing the Storage Backplane
To replace the storage backplane:
1. Install the new storage backplane into the chassis.
2. Reinstall and tighten the ten screws securing the storage backplane in
chassis.
3. Using the configuration information recorded in step 5, replace the SBB
devices.
4. Using the cabling information recorded in step 3, reconnect the cables and
terminators.
5. Replace and lock the right side panel.
Removing and Replacing a Caster
1. Turn off the server.
2. Carefully lay the server on its side.
Note that the right and left casters are different.
3. If removing the left- or right-front caster, release the server brake.
Otherwise, skip to step 4.
4. Remove the screw.
5. Release the caster from metal tab.
6. Remove the caster from the chassis.
7. Replace the caster by performing the removal steps in reverse order.