IBM System x3755Types 7163, Problem Determination And Service Manual

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10. Note where the DVD drive signal and DVD drive power cables are connected,
and disconnect the cables.
11. Loosen the retainer screw on top of the SAS backplane assembly.
12. Grasp the top edge of the SAS backplane assembly and lift it out of the server.
13. Note where the SAS signal cable and SAS power cable are connected on the
backplane, and disconnect the cables.
14. If you are instructed to return the SAS backplane assembly, follow all
packaging instructions, and use any packaging materials for shipping that are
supplied to you.
Replacing the SAS backplane assembly
To install the replacement SAS backplane assembly, complete the following steps:
1. Connect the SAS signal cable and SAS power cable to the backplane
assembly.
2. Align the SAS backplane assembly with the card guides on the top of the SAS
hard disk drive cage, press the backplane into place, and tighten the retainer
screw.
3. Connect the DVD drive signal and DVD drive power cables.
4. Connect the front USB connector cable.
5. Connect the operator information panel ribbon cable and secure the ribbon
cable to the chassis, using the hook-and-loop fastener.
6. Install the microprocessor/memory card support structure (see “Replacing the
microprocessor/memory card structure” on page 66).
7. Install the top-cover latch bracket (see “Replacing the top-cover latch bracket”
on page 57).
8. Install the hard disk drives.
9. Install the top cover (see “Replacing the top cover” on page 42).
10. Connect the cables and power cords (see “Connecting the cables” on page 40
for cabling instructions).
11. Turn on all attached devices and the server.
Chapter 4. Removing and replacing server components
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