Fujitsu SPARC Enterprise T2000, Service Manual

Page: 44 / 174

3-4 SPARC Enterprise T2000 Server Service Manual • April 2007
TABLE 3-1
Diagnostic Flowchart Actions
Action
No.
Diagnostic Action Resulting Action
For more information, see
these sections
1. Check Power OK
and AC OK LEDs
on the server. The Power OK LED is located on the front and rear
of the chassis.
The AC OK LED is located on the rear of the server
on each power supply.
If these LEDs are not on, check the power source
and power connections to the server. Section 3.2, “Using LEDs
to Identify the State of
Devices” on page 3-8
2. Run the ALOM
CMT
showfaults
command to
check for faults.
The
showfaults
command displays the following
kinds of faults:
• Environmental faults
• Solaris Predictive Self-Healing (PSH) detected
faults
• POST detected faults
Faulty FRUs are identified in fault messages using
the FRU name. For a list of FRU names, see
Appendix A .
Section 3.3.2, “Running
the
showfaults
Command” on page 3-21
3. Check the Solaris
log files for fault
information. The Solaris message buffer and log files record
system events and provide information about
faults.
• If system messages indicate a faulty device,
replace the FRU.
• To obtain more diagnostic information, go to
Action No. 4.
Section 3.6, “Collecting
Information From Solaris
OS Files and Commands”
on page 3-45
Chapter 5
4. Run SunVTS. SunVTS is an application you can run to exercise
and diagnose FRUs. To run SunVTS, the server
must be running the Solaris OS.
• If SunVTS reports a faulty device replace the
FRU.
• If SunVTS does not report a faulty device, go to
Action No.
5.
Section 3.8, “Exercising
the System With SunVTS”
on page 3-49
Chapter 5