To Unassign A Board From A Domain Or Disable A System Board; To Hot-Swap A Cpu/Memory Board - Sun Microsystems Sun Fire 6800 Administration Manual

13. At the ok prompt, type the boot command:
ok boot
After the Solaris operating environment is booted, the login: prompt is displayed.
To Unassign a Board From a Domain or Disable
a System Board
If a CPU/Memory board or I/O assembly fails, complete one of the following tasks:
Unassign the board from the domain. See "To Unassign a Board From a Domain"
on page 74.
OR
Disable the board. Refer to the disablecomponent command in the Sun Fire
6800/4810/4800/3800 System Controller Command Reference Manual. Disabling the
board prevents it from re-entering the domain when the domain is rebooted.

To Hot-Swap a CPU/Memory Board

1. Use DR to unconfigure and disconnect the CPU/Memory board out of the domain.
Refer to the Sun Fire 6800, 4810, 4800, and 3800 Systems Dynamic Reconfiguration User
Guide.
2. Verify the state of the LEDs on the board.
Refer to the CPU/Memory board chapter of the Sun Fire 6800/4810/4800/3800 Systems
Service Manual.
3. Remove and replace the board.
Refer to the CPU/Memory board chapter of the Sun Fire 6800/4810/4800/3800 Systems
Service Manual.
4. Power on the board.
5. Check the version of the firmware that is installed on the board by using the
showboards command:
schostname:
SC> showboards -p version
Chapter 9 Removing and Replacing Boards 95