IBM 9228 Service Guide - Page 102

Removing the system board, into place.

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Removing the system board To remove the system board, complete the following steps. System board System board retention latch Figure 60. Removing the system board 1. Read the safety information that begins on page vii and "Installation guidelines" on page 29. 2. Turn off the computer and all attached devices; then, disconnect all external cables and power cords. 3. Remove the side cover (see "Removing the side cover" on page 31). Note: It might be helpful to lay the chassis on its left side for the remainder of this procedure. 4. Disconnect the cables from the power supply to the system board and all internal components. 5. Lift the power-supply handle and rotate the power supply out of the chassis. 6. Press and hold the drive-cage release lever; then, rotate the drive cage completely out of the chassis until the retaining tab on top of the cage locks into place. 7. Disconnect the cables on the system board, and note the cable routing and connector locations (see "System board internal connectors" on page 9). Note: You might have to remove adapters before you can disconnect some cables. 8. Remove any installed adapters (see "Removing an adapter" on page 36). 9. Remove the mini-PCI Express adapter (see "Removing the mini-PCI Express adapter" on page 60). 84 IBM IntelliStation Z Pro Type 9228 and 9232: Problem Determination and Service Guide

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Removing the system board
To remove the system board, complete the following steps.
1.
Read the safety information that begins on page vii and “Installation guidelines”
on page 29.
2.
Turn off the computer and all attached devices; then, disconnect all external
cables and power cords.
3.
Remove the side cover (see “Removing the side cover” on page 31).
Note:
It might be helpful to lay the chassis on its left side for the remainder of
this procedure.
4.
Disconnect the cables from the power supply to the system board and all
internal components.
5.
Lift the power-supply handle and rotate the power supply out of the chassis.
6.
Press and hold the drive-cage release lever; then, rotate the drive cage
completely out of the chassis until the retaining tab on top of the cage locks
into place.
7.
Disconnect the cables on the system board, and note the cable routing and
connector locations (see “System board internal connectors” on page 9).
Note:
You might have to remove adapters before you can disconnect some
cables.
8.
Remove any installed adapters (see “Removing an adapter” on page 36).
9.
Remove the mini-PCI Express adapter (see “Removing the mini-PCI Express
adapter” on page 60).
System board
retention latch
System board
Figure 60. Removing the system board
84
IBM IntelliStation Z Pro Type 9228 and 9232: Problem Determination and Service Guide