Hard Disk Drive Backplane - IBM eServer xSeries 455 Type 8855 Hardware Maintenance Manual And Troubleshooting Manual

5. To install the top power board, reverse the above steps.

Hard disk drive backplane

Before you begin:
v Read "Installation guidelines" on page 77.
v Read the safety notices at "Safety notices (multilingual translations)" on page
v Read "Handling static-sensitive devices" on page 218.
Complete the following steps to remove the hard disk drive backplane.
10. Lift up on the center top blue tab, and rotate the hard disk drive backplane
11. Grasp the edge of the hard disk drive backplane nearest the front of the
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IBM xSeries 455 Type 8855: Hardware Maintenance Manual and Troubleshooting Guide
219.
1. Turn off the server (see "Turning off the server" on page 9), and disconnect all
power cords and external cables.
2. Open the cover (see "Opening the cover" on page 84).
3. Remove the front bezel.
4. Remove the power supplies (see "Removing and replacing a hot-swap power
supply" on page 86).
5. Remove any hard disk drives in the two front bays.
6. Remove the memory-board assembly (see "Memory-board assembly" on page
127 for details).
7. Remove the shipping thumbscrews from the right side of the server, and lift the
retention bracket from the server.
8. Remove the processor-board assembly (see "Processor-board assembly" on
page 129 for details).
9. Remove the PCI-X board assembly (see "PCI-X board assembly" on page
133).
downward.
server, and flip the backplane up, removing it from the server.