IBM i 830, Repair Manual

Page: 59 / 1000

14. Is circuit breaker CB1 on the PCC of the failing frame set to the | (on)
position?
No Yes
↓
Exchange the following FRUs, one at a time. See the removal and
installation procedures in this book or in the
Migrated Expansion Tower
Problem Analysis, Repair and Parts , depending on the secondary frame
you are working on.
v
PCC
v
Frame control panel
v
Frame control panel cable
This ends the procedure.
15.
Set circuit breaker CB1 on the PCC to the | (on) position.
16. Power on the system. Does CB1 remain in the | (on) position?
Yes No
↓
Exchange the power control compartment. See the removal and
installation procedures in this book or in the
Migrated Expansion Tower
Problem Analysis, Repair and Parts , depending on the secondary frame
you are working on.
This ends the procedure.
17. Does the failing frame become powered on?
No Yes
↓
This ends the procedure.
18. Is the Attention light blinking?
Note: This may be a normal condition during a power-on sequence.
Yes No
↓
Go to step 21 of this procedure.
19.
Does the Attention light continue to blink for more than 1 minute?
Yes No
↓
This ends the procedure.
20. Go to step 23 on page 46 of this procedure.
21. The Attention light is on. This may be a normal condition. Does the Attention
light remain on for more than 1 minute?
Yes No
↓
This ends the procedure.
22.
Exchange the following FRUs, one at a time. See the removal and installation
procedures in this book or in the
Migrated Expansion Tower Problem Analysis,
Repair and Parts , depending on the secondary frame you are working on.
v
PCC
v
AC module
Power Problems
Chapter 1. Starting Problem Analysis
45