HP Integrity rx8620 Server User Service Guide

Figure 6-63 System Backplane Location
Removing the System Backplane
Before removing the system backplane, confirm the target chassis identity by checking cabinet
and chassis labels.
To remove the system backplane, follow these steps:
1. Shut down and power off the system.
2. Unplug all AC power cords.
3. Remove the side covers. See “Removing and Replacing Covers” (page 108).
4. Unseat cell boards about five inches.
5. Unseat core I/O cards about one inch.
6. Disconnect all cables from system backplane—15 cables and all SBA I/O cables if an SEU is
attached to the server.
7. Unscrew the blue jack screw until it spins freely.
Removing and Replacing a System Backplane 177