Removing the system board
Before you begin:
vRead AppendixB, “Safety information,” on page 127.
vReview the information in “System reliability considerations” on page 23.
Notes:
1. When replacing the system board, you must either update the server with the
latest firmware or restore the pre-existing firmware that the customer provides
on a diskette or CD image.
2. Removing the system board will be easier if the server is turned on its side.
Toremove the system board, complete the following steps:
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.
76 IntelliStation Z Pro Types6223 and 6227: HardwareMaintenance Manual and Troubleshooting Guide