Chapter 5. Field replaceable units
The following information describes procedures for removing and installing certain
components inside the server. Only a qualified service technician is authorized to
access the components described in this section.
Important:
The field replaceable unit (FRU) procedures are intended for trained
servicers who are familiar with IBM xSeries products. See the parts
listing in “System” on page 116 to determine if the component being
replaced is a customer replaceable unit (CRU) or a FRU.
Note:
Before servicing this system, read “Before you begin” on page 41..
DASD backplane
Complete the following steps to remove the DASD backplane.
Note:
v
Read “Before you begin” on page 41.
v
Read the safety notices in “Safety notices (multilingual translations)” on
page 124.
v
Read “Handling static-sensitive devices” on page 42.
1. Turn off the server and any attached devices.
2. Disconnect external cables and option cables from the back of the server.
3. Pull out the hard disk drives.
4. Remove the server cover (see “Removing the cover and bezel” on page 50).
5. Disconnect the two cables from the diagnostics/operator panel card.
6. Disconnect the DASD cable from the backplane.
7. Disconnect the two cables from the back of the CD-ROM drive.
8. Press on the two backplane release tabs and remove the backplane from the
server.
CP
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DASD
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DASD Backplane
9. Disconnect the power cable from the backplane.
To replace the DASD backplane, reverse the previous steps.
© Copyright IBM Corp. 2002
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