IBM 8649 - 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 122 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 33 and
“Safety information” on page 129
Power button
Before you begin:
v
Read the “Installation guidelines” on page 33
v
Read “Safety information” on page 129
v
Review the information in “System reliability considerations” on page 33
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 36
4. Remove the front bezel. See “Removing the bezel” on page 37
5. If your server has hot-swap hard disk drives installed, remove them. See
“Hot-swap hard disk drive cage” on page 79
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. 2004
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