D20 Disk Drive Cage - IBM pSeries 7311 D10 Service Manual

D20 Disk Drive Cage

Before performing the following procedure, read "Safety Considerations" on page 41.
Disk Drive Cage Removal
To remove the disk drive cage, do the following:
1. Open the rack front door.
2. Shut down the system as described in "Stopping and Starting the System" on page 42.
3. Place the system into the service position as described in "D20 Service Position" on page 113.
4. Disconnect the power source from the system.
Note: This system may be equipped with a second power supply. Before continuing with this
procedure, ensure that the power source to the system has been completely disconnected.
5. Remove the front bezel as described in "Front Bezel Removal" on page 116.
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 42.
7. Label and then remove all hot-plug disk drives as described in "Hot-Plug Disk Drive Removal" on page
143.
8. Remove the 8 retaining screws that secure the disk drive cage to the front of the system chassis. See
the following illustration.
9. Pull the disk drive cage assembly out of the subsystem.
Note: When pulling the disk drive cage out of the subsystem, use the center post and pull straight
back toward you. Do Not grab, hold or pull on the light pipes.
146 Eserver pSeries 7311 Model D10 and Model D20 Service Guide