IBM x3655 - System - 7985 Service Manual page 96

Removing the 2.5-inch-drive backplane
To remove the 2.5-inch-drive backplane, complete the following steps.
10. If you are instructed to return the backplane, follow all packaging instructions,
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IBM System x3655 Type 7985: Problem Determination and Service Guide
2.5-inch hard disk
drive cage assembly
1. Read the safety information that begins on pagevii and "Installation guidelines"
on page 35.
2. Turn off the server and all attached devices.
3. Disconnect all external cables and power cords.
4. Slide the server from the rack and place it on a flat, non-conductive surface.
5. Pull the hard disk drives out of the server slightly to disengage them from the
backplane.
6. Remove the cover (see "Removing the cover" on page 39).
7. Remove the fan-bracket assembly (see "Removing the fan-bracket assembly"
on page 66).
8. Disconnect the backplane cables.
9. Press the large blue release tabs at the rear of the drive cage toward each
other; then, push the drive cage assembly out through the front of the server.
and use any packaging materials for shipping that are supplied to you.