System Board And Extender Card - IBM IntelliStation M Pro Hardware Maintenance Manual

v Review the information in "System reliability considerations" on page 31.
To remove the rear fan, complete the following steps:
10. Reconnect cables.

System board and extender card

Before you begin:
v Read "Safety information" on page 129.
v Read "Installation guidelines" on page 31.
v Review the information in "System reliability considerations" on page 31.
Notes:
1. When replacing the system board, you must either update the computer with the
2. For easier access, place the computer on its left side before performing this
To remove the system board and extender card, complete the following steps:
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IBM IntelliStation M Pro Types 6220 and 6230: Hardware Maintenance Manual
1. Turn off the computer and all attached devices; then, disconnect all external
cables and power cords. See "Turning off the computer" on page 10.
2. Remove the cover. See "Removing the side cover" on page 52.
3. Remove the support-bracket assembly. See "Removing the side cover" on
page 52.
4. Remove the fan cable from the system board.
5. Use side cutters to sever the four rubber extensions on the outside of the
server.
6. Gently pry the fan away from the server, and lift it up and out.
7. To install the new fan assembly, place the fan in position at the rear of the
computer.
8. Guide the rubber extensions through the apertures.
9. Use needle-nosed pliers to pull the extensions through the apertures.
Rubber
extensions
latest firmware or restore the pre-existing firmware that the customer provides
on a diskette or CD image.
service procedure. Rotate the feet in toward the computer so they are not
detached due to the weight of the computer.
1. Turn off the computer and all attached devices; then, disconnect all external
cables and power cords. See "Turning off the computer" on page 10.
2. Remove the side cover. See "Removing the side cover" on page 52.
Rear
Fan