IBM i 830, Repair Manual

Page: 342 / 1000

Note: Wrap plug part numbers can be found in “Cables and Miscellaneous”
on page 879.
Does the cable wrap test complete successfully?
Yes No
↓
The problem is in the cable. Exchange the cable.
This ends the procedure.
10. All the local hardware is good. This completes the local hardware verification.
The communications IOA/IOP and/or external cable is not the failing item.
One of the following could be causing the problem:
v
The network.
v
Any system or device on the network.
v
The configuration of any system or device on the network.
v
Intermittent problems on the network.
v
A new SRC - go to “Starting Point for All Problems” on page 4 or ask your
next level of support for assistance.
Work with the customer or your next level of support to correct the problem.
This ends the procedure.
11. The communications IOA/IOP is not the failing item.
One of the following could be causing the problem:
v
External cable.
v
The network.
v
Any system or device on the network
v
The configuration of any system or device on the network.
v
Intermittent problems on the network.
v
A new SRC - go to “Starting Point for All Problems” on page 4 or ask your
next level of support for assistance.
Work with the customer or your next level of support to correct the problem.
This ends the procedure.
Disk Unit Problem Isolation Procedures
Overview
This section contains the procedures necessary to isolate a failure in a disk unit.
Read all safety procedures before servicing the system. Observe all safety
procedures when performing a procedure. Unless instructed otherwise, always
power off the system or expansion tower where the FRU is located, (see “Powering
On and Powering Off the System and Logical Partitions” on page 922) before
removing, exchanging, or installing a field-replaceable unit (FRU).
DU-PIP3
Introduction: This procedure determines the system reference code (SRC) to be
used to isolate the problem and to determine the failing device.
Note: When exchanging a disk unit, go to “Recovery Procedures” on page 893.
Communications PIPs
328
iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1