Figure 3-1 Diagnostic Flow Chart - Sun Microsystems Sun Fire T2000 Service Manual

Faulty
Power OK and
hardware
suspected
faults reported
showfaults
Identify faulty
FRU from the
the Solaris logs
fault message
indicate a faulty
Yes
and replace
the FRU.
Identify faulty
FRU from the
Sun VTS report
Sun VTS
Yes
message and
replace the
FRU.
Identify faulty
FRU from the
POST message
Yes
and replace
the FRU.
Diagnostic Flow Chart
FIGURE 3-1
1. Are the
Yes
AC OK LEDs
off?
No
2. Are any
by the ALOM
Yes
command?
No
3. Do
FRU?
No
4. Does
any faulty
devices?
No
5. Does
POST report
any faulty
devices?
No
9. Contact Sun
Support if the fault
condition persists.
Numbers in this flow chart
Check the
correspond to the Action
power source
numbers in Table 2-1.
and
connections.
The
showfaults
command
displays a
fault
6. Is
Identify the fault condition
the fault an
from the fault message.
environmental
Yes
fault?
No
Identify and replace the
7. Is the
faulty FRU from the PSH
fault a PSH
message and perform the
detected
Yes
procedure to clear the
fault?
No
Identify and replace the
faulty FRU from the POST
8. The fault
message and perform the
is a POST
procedure to clear the
detected fault.
POST detected faults.
Chapter 3 Server Diagnostics
flowchart
PSH detected fault.
3-3