IBM 7212 102, Service Manual, Page: 27 / 92

Flowchart of the MAPs (AS/400 and iSeries Systems)
RBBTW528-0
Step 1
Does the
7212-102
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 8
Are either of the
fans bad?
Step 15
SCSI Address
OK?
Step 16
Internal SCSI
cable OK?
Step 17
External SCSI
cable OK?
Step 18
Terminator
OK?
Step 10
Any visual
problem?
Step 14
Any visual
problem?
Step 11
Power distribution
cable OK?
Remove cover and
prepare unit
Remove cover and
prepare unit
Contact service
personnel
Exchange
power cable
Fix problem and
return to Step 1
Fix problem and
return to Step 1
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
no
no
no
no
no
no
no
no
no
no
no
Step 9
Did drive
complete
POST?
yes
no
Step 4
Any visual
problem?
Step 6
Power Supply
OK?
Step 5
Power Switch
OK?
Fix problem and
return to Step 1
yes
yes
yes
no
no
no
Replace power
switch and
return to Step 1
Replace power
supply and
return to Step 1
Replace
fans and
return to Step 1
Fix SCSI
address and
return to Step 1
Replace SCSI
cable and
return to Step 1
Replace SCSI
cable and
return to Step 1
Replace
terminator and
return to Step 1
Step 7
Status interface
card OK?
Replace the LED cable
and return to Step 1
yes
no
Replace status
interface card and
return to Step 1
Step 12
Drives power
up normal?
yes
no
Replace failing
drive and
return to Step 1
Shut the system down
and power off
Step 13
Media
OK?
Remove cover and
prepare unit
no
yes
Replace media
and return to Step 1
Replace power
distribution cable and
return to Step 1
Go to
Step 20
Step 22
Are the devices
communicating with
the system?
Step 23
Clean the
drives and
retry
Retry and
replace
on failure
Problem
fixed
no
yes
fail
pass
Step 24
Did the Verify
test pass?
Problem fixed
Contact support
personnel
no
yes
Step 21
Are the devices
configured to
system?
yes
no
Figure 4. AS/400 and iSeries Systems Flowchart of the Maintenance Analysis Procedures (MAPs)
Chapter 2. Maintenance Analysis Procedures
13