Figure 3-1 Choosing A Tool To Isolate Hardware Faults - Sun Microsystems Sun Fire V440 Diagnostics And Troubleshooting Manual

Fault
yes no
LED lit
?
Replace part
System
yes
no
boots
?
Run POST
Run POST
Consider running
system exerciser
yes
no
POST
failure
?
Replace part
Run OBDiag
OBDiag
yes
no
failure
?
yes
no
Disk
Software or
Software
Check disks failure
problem
disk problem
?
Choosing a Tool to Isolate Hardware Faults
FIGURE 3-1
72 Sun Fire V440 Server Diagnostics and Troubleshooting Guide • July 2003