Correctable Errors For Single Dimms - Sun Microsystems Sun Fire T2000 Service Manual

3.4.5.1

Correctable Errors for Single DIMMs

If POST faults a single DIMM (
upgrade or repair, it is likely that POST encountered a correctable error that can be
handled by PSH.
CODE EXAMPLE 3-1
sc> showfaults -v
ID Time
1 OCT 13 12:47:27 MB/CMP0/CH0/R0/D0 MB/CMP0/CH0/R0/D0 deemed
faulty and disabled
In this case, reenable the DIMM and run POST in minimum mode as follows:
1. Reenable the DIMM.
sc> enablecomponent name-of-DIMM
2. Return POST to minimum mode.
sc> setkeyswitch normal
sc> setsc diag_mode normal
sc> setsc diag_level min
3. Reset the system so that POST runs.
There are several ways to initiate a reset. The following example uses the
powercycle command. For other methods, refer to the Sun Fire T2000 Server
Administration Guide.
sc> powercycle
Are you sure you want to powercycle the system [y/n]? y
Powering host off at MON JAN 10 02:52:02 2000
Waiting for host to Power Off; hit any key to abort.
SC Alert: SC Request to Power Off Host.
SC Alert: Host system has shut down.
Powering host on at MON JAN 10 02:52:13 2000
SC Alert: SC Request to Power On Host.
4. Replace the DIMM if POST continues to fault the device in minimum mode.
CODE EXAMPLE 3-1
POST Fault for a Single DIMM
FRU
) that was not part of a hardware
Fault
Chapter 3 Server Diagnostics 3-37