Removal and replacement procedures 78
19.
Power up the server.
After you replace the system board, you must re-enter the server serial number and the product ID.
1. During the server startup sequence, press the F9 key to access RBSU.
2. Select the Advanced Options menu.
3. Select Service Options.
4. Select Serial Number. The following warnings appear:
WARNING! WARNING! WARNING! The serial number is loaded into the system during
the manufacturing process and should NOT be modified. This option should only
be used by qualified service personnel. This value should always match the
serial number sticker located on the chassis.
Warning: The serial number should ONLY be modified by qualified personnel.
This value should always match the serial number located on the chassis.
5. Press the Enter key to clear the warning.
6. Enter the serial number and press the Enter key.
7. Select Product ID. The following warning appears:
Warning: The Product ID should ONLY be modified by qualified personnel. This
value should always match the Product ID on the chassis.
8. Enter the product ID and press the Enter key.
9. Press the Esc key to close the menu.
10. Press the Esc key to exit RBSU.
11. Press the F10 key to confirm exiting RBSU. The server automatically reboots.
Power supply backplane
To remove the component:
1. Power down the server (on page 27).
2. Remove the power supplies ("Power supply" on page 52).
3. Do one of the following:
o Open or remove the tower bezel, as needed ("Tower bezel" on page 30).
o Extend the server from the rack (on page 28).
4. Remove the access panel ("Access panel" on page 31).
5. Remove fan 5 ("Fan 5" on page 31).
6. If installed, remove the BBWC battery pack or the FBWC capacitor pack ("BBWC battery pack or
FBWC capacitor pack" on page 33).
7. Remove the air baffle ("Air baffle" on page 34).
8. Remove the fan cage ("Fan cage" on page 35).
9. Disconnect all power supply backplane cables from the drive cages and system board.
10. Remove the power supply backplane.
