Removing The System Board - IBM 8647 - Eserver xSeries 225 Maintenance And Troubleshooting Manual

13. Replace the frame-support bracket (see "Removing the frame-support bracket"
14. Replace the side cover (see "Installing the side cover" on page 71).
15. Reconnect the external cables and power cords; then, turn on the attached

Removing the system board

Before you begin:
v Read "Safety information" on page 131
v Review the information in "System reliability considerations" on page 37
Notes:
1. When replacing the system board, you must either update the system with the
2. It is recommended that the server be placed on its left side before performing
To remove the system board, complete the following steps:
10. Remove the mini-PCI video adapter. See "Mini-PCI video adapter" on page 90
11. Remove the microprocessor. See "Microprocessor and heat sink" on page 81
on page 43).
devices and the server.
latest firmware or restore the pre-existing firmware that the customer provides
on a diskette or CD image.
this service procedure. Rotate the feet in toward the server so they do not
detach due to the weight of the server.
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. Remove the frame-support bracket. See "Removing the frame-support bracket"
on page 43
6. Disconnect the cables.
7. Remove both adapter-retaining brackets and the adapters (see "Installing an
adapter" on page 46).
8. Remove the air flow guide and the air baffles from over the microprocessor.
9. Remove memory modules. See "Installing memory modules" on page 60
Chapter 5. Field replaceable units
93