Disk Drive Backplane Replacement
To replace the disk drive backplane, do the following:
1. Reconnect the power/signal cable to the connector located on the top edge of the
disk drive backplane.
2. Grasp a bottom edge of one of the connectors located on the disk drive backplane
and insert the backplane into the disk drive bay.
3. Using the 3 supplied retaining screws, secure the disk drive backplane to the
subsystem chassis.
4. Carefully insert the disk drive cage assembly into the system.
5. Align, then secure the disk drive cage to the subsystem chassis with the 7
previously removed retaining screws.
6. Before handling any card, board, or memory DIMM, be sure to use your
electrostatic discharge strap to minimize static-electric discharge. Refer to
“Handling Static-Sensitive Devices” on page 54.
7. Replace all hot-plug disk drives as described in “Hot-Plug Disk Drive Replacement”
on page 164.
8. Reconnect the power source to the system.
9. Replace the front bezel as described in “Front Bezel Replacement” on page 130.
10. Power on the system as described in “Starting the System” on page 55.
11. Close then secure the service access cover with the three thumbscrews located on
its back edge.
12. Return the subsystem into the operating position as described in “D20 Operating
Position” on page 126.
13. Close the rack front door.
168 Eserver pSeries 7311 Model D10 and Model D20 Service Guide
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