Oracle SPARC T7-1, Service Manual

Page: 109 / 190

Enable and Verify a DIMM
Enable and Verify a DIMM
1.
Access the Oracle ILOM prompt.
Refer to “Display the Oracle ILOM Prompt” in SPARC T7 Series Servers Administration Guide .
2.
Use the
show faulty
command to determine how to clear the fault.
■ If the output indicates a POST-detected fault, go to Step 3 .
■
If the output displays a UUID, which indicates a host-detected fault, skip
Step 3 and go directly to Step 4 .
3.
Use the
set
command to enable the DIMM that was disabled by POST.
In most cases, replacement of a faulty DIMM is detected when the service processor is power
cycled. In those cases, the fault is automatically cleared from the server. If
show faulty
still
displays the fault, the
set
command will clear it.
-> set /SYS/MB/CM/CMP/BOB21/CH0 requested_config_state=Enabled
4. For a host-detected fault, perform the following steps to verify the new DIMM.
a.
Set the virtual keyswitch to
diag
so that POST runs in Service mode.
-> set /HOST keyswitch_state=Diag
Set 'keyswitch_state' to 'Diag'
b. Power cycle the server.
-> stop /System
Are you sure you want to stop /System (y/n)? y
Stopping /System
->
start /System
Are you sure you want to start /System (y/n)? y
Starting /System
c. Check if the host has been powered off.
Allow approximately one minute before performing this step. Type the
show /HOST
command. When the host is powered off, the console displays
status=Powered Off
.
d. Switch to the system console to view POST output.
Watch the POST output for possible fault messages. The following output indicates that
POST did not detect any faults:
Servicing Memory Risers and DIMMs 109