IBM 7226 Service Manual

Flowchart for IBM Power Systems with Linux Operating System
ROLSOS901-0
Step 1
Does the
7226
power up?
Shut the system down
and power off
Shut the system down
and power off
Step 2
Electrical outlet
OK?
Step 3
Power cable
OK?
Step 6
Is the enclosure
fan failing?
Step 23
Do messages specify a
replacement FRU or
service action?
Step 21
Verify devices are
configured properly
Step 8
Any visual
problem?
Step 12
Any visual
problem?
Step 9
Enclosure Power
OK?
Remove cover and
prepare unit
Remove cover and
prepare unit
Use different
electrical outlet
Replace
power cable
Fix problem and
return to Step 1
Fix problem and
return to Step 1
Replace FRU/contact
service personnel
yes
yes
no
yes
yes
yes
yes
yes
no
no
no
no
no
no
no
Step 7
Did drive
complete
POST?
yes
no
yes
Step 4
Any visual
problem?
Step 5
Drives OK?
Fix problem and
return to Step 1
yes
no
no
Replace drive
and return to Step 1
Replace
enclosure
yes
Proceed to Step 6
Step 10
Drives power
up normal?
yes
no
Replace failing
drive and
return to Step 1
Shut the system down
and power off
Step 11
Media
OK?
Remove cover and
prepare unit
no
yes
Replace media
and return to Step 1
Replace enclosure
and return to Step 1
Go to Step 16
on page 145
Step 24
Is an AIX stand alone
diagnostics CD
available?
Contact service
personnel
Step 22
Check /var/log/messages
for related error messages
no
yes
Step 14
SAS/USB/Fibre
Channel Interface
Assembly
OK?
yes
yes
no
no
Replace USB, SAS or
Fibre Channel cable
and return to Step 1
Replace Interface
Assembly and
return to Step 1
Step 13
External USB, SAS
and Fibre Channel
Cables OK?
Figure 49. Flowchart for IBM Power Systems with Linux Operating System
Chapter 10. Troubleshooting 121

IBM 7226 Specifications

General

Brand	IBM
Model	7226
Category	Enclosure
Language	English