IBM 8647 - Eserver xSeries 225, Maintenance And Troubleshooting Manual

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Chapter 5. Field replaceable units
The following information describes procedures for removing and installing certain
components inside the system. Only a qualified service technician is authorized to
replace 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 replaceable units” on page 124 to determine if the
component being replaced is a customer replaceable unit (CRU) or a
FRU.
Note: Before servicing this system, read “Installation guidelines” on page 37 and
“Safety information” on page 131
Power button
Before you begin:
v
Read the “Installation guidelines” on page 37
v
Read “Safety information” on page 131
v
Review the information in “System reliability considerations” on page 37
To remove the power button, complete the following steps:
1. Turn off the server, if it is on.
2. Unplug the server, and disconnect the power cord; then, disconnect all external
cables.
3. Remove the side cover. See “Removing the side cover” on page 41
4. Remove the front bezel. See “Removing the front bezel” on page 42
5. If your server has hot-swap hard disk drives installed, remove them. See
“Hot-swap hard disk drive cage” on page 83
6. Disconnect the SCSI signal cable from the backplane.
Note: Be sure to remove the hot-swap drive bay filler panels so that they are
not damaged.
7. Push downward on the cage-release latch, and rotate the drive cage outward
until it locks in the vertical position, so that you can reach through to the other
side of the power-switch and LED panel cable.
8. To remove the power-switch and LED panel, press in on the tab on the left
side of the panel; then, squeeze the top and bottom of the right-side of the
panel and carefully pull the panel away from the system.
© Copyright IBM Corp. 2002
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