Scsi Backplane - IBM 84885BU Maintenance And Troubleshooting Manual

SCSI backplane

Before you begin:
v Read Appendix B, "Safety information," on page 143.
v Review the information in "System reliability guidelines" on page 25.
remove the SCSI hot-swap backplane, complete the following steps:
1. Turn off the server, if it is on.
2. Disconnect the power cord from the power source and from the server; then,
3. Remove the front bezel (see "Removing the bezel" on page 30).
4. Remove the side cover (see "Removing the side cover" on page 28).
5. Remove the frame-support bracket (see "Removing and installing the support
6. Remove any hard disk drives or drive fillers from the drive bays.
7. Disconnect the cables from the backplane on the rear of the drive cage.
8. Press down on the drive cage release latch and swing the drive cage out.
9. Remove the screws that secure the backplane to the drive cage.
To replace the backplane, reverse the steps.
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xSeries 226 Type 8488 and 8648: Hardware Maintenance Manual and Troubleshooting Guide
disconnect all external cables.
bracket" on page 32).