Removing The System Board - IBM IntelliStation Z Pro 6223 Hardware Maintenance Manual And Troubleshooting Manual

Removing the system board

Before you begin:
v Read Appendix B, "Safety information," on page 125.
v Review the information in "System reliability considerations" on page 23.
Notes:
1. When replacing the system board, you must either update the server with the
2. Removing the system board will be easier if the server is turned on its side.
To remove the system board, complete the following steps:
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IntelliStation Z Pro Types 6223 and 6227: Hardware Maintenance Manual and Troubleshooting Guide
latest firmware or restore the pre-existing firmware that the customer provides
on a diskette or CD image.
1. Turn off the server, if it is on.
2. Disconnect the power cord from the power source and from the server; then,
disconnect all external cables.
3. Remove the side cover (see "Removing the side cover" on page 25).
4. Rotate the drive cage to its upright position.
5. Remove the microprocessor air baffle.
6. Remove the adapters (see "Installing an adapter" on page 26).
7. Remove the heat sinks (see "Microprocessor and heat sink" on page 60).
8. Disconnect the cables on the system board, noting their locations.
Note: See the system service label or "System board internal connectors" on
page 72 for system board connector locations.