Removing And Replacing Frus; Replacing The 3.5-Inch-Drive Center Bracket - IBM 7985 Problem Determination And Service Manual

Removing and replacing FRUs

FRUs must be installed only by trained service technicians.
The illustrations in this document might differ slightly from the hardware.

Replacing the 3.5-inch-drive center bracket

This topic applies to 3.5-inch model servers only. If the center bracket between the
two columns of 3.5-inch hard disk drives becomes damaged, you can replace it.
Removing the center bracket
To remove the center bracket, complete the following steps.
10. If you are instructed to return the center bracket, follow all packaging
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IBM System x3655 Type 7985 and 7943: Problem Determination and Service Guide
3.5-inch
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1. Read the safety information that begins on page vii and "Installation guidelines"
on page 105.
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. Remove the cover (see "Removing the cover" on page 109).
6. Remove the fan-bracket assembly (see "Removing the fan-bracket assembly"
on page 136).
7. Remove the hard disk drive backplane (see "Removing the 3.5-inch-drive
backplane" on page 146).
8. Remove the top and bottom screws that hold the center bracket in place.
9. Pull the center bracket out the front of the server.
instructions, and use any packaging materials for shipping that are supplied to
you.