IBM 7226 Service Manual

Flowchart for IBM Power Systems with AIX Operating System
ROLSOS505-0
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 16
Run AIX
diagnostics
Step 14
SAS/USB/Fibre
Channel Interface
Assembly
OK?
Step 15
Run Configuration
Manager
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
Pass
yes
yes
yes
yes
yes
yes
yes
no
no
no
no
no
no
no
no
Step 7
Did drive
complete
POST?
yes
no
Fail
Problem fixed
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
no
Replace USB, SAS or
Fibre Channel cable
and return to Step 1
Replace Interface
Assembly and
return to Step 1
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
Step 13
External USB, SAS
and Fibre Channel
Cables OK?
Figure 47. Flowchart for IBM Power Systems with AIX Operating System
Chapter 10. Troubleshooting 119

IBM 7226 Specifications

General

Model	IBM 7226
Type	Storage Enclosure
Form Factor	Rack-mountable
Drive Bays	12
Drive Type	Hot-swappable
Interface	SAS
Compatibility	IBM Power Systems
Supported Drives	SAS, SATA
Host Interface	6 Gbps
RAID Levels	0, 5, 6, 10
Power Supply	Redundant