Clearing a Hardware Fault On A SUN / Oracle Hardware

First, launch the Fault Management shell from the SP or CMM CLI.

Type one of the following:

start /SP/faultmgmt/shell
start /CMM/faultmgmt/shell

Sub-command Syntax Examples

fmadm repaired /SYS/MB/FM0
fmadm repaired /SYS/PS1
fmadm replaced /SYS/MB/FM0
fmadm replaced /SYS/PS1 

# OR somthing like the below
fmadm repaired /SYS/RCSA/PCIE2/CAR

Oracle Reference
http://docs.oracle.com/cd/E24707_01/html/E24528/z40013e61440963.html