↓ The IOP did not detect the tape unit.
Ensure that the tape unit is powered on and that the signal cables are
connected correctly. If you find and correct a power problem or a
signal cable problem, return to step 18 of this procedure.
The tape unit may be failing. Go to the tape unit service information
and perform the procedures for analyzing device problems. If you
find and correct a tape unit problem, return to step 18 of this
procedure.
If not, ask your next level of support for assistance.
This ends the procedure.
21. Press F3 until the Exit System Service Tools display appears. Then press the
Enter key.
22. Was automatic configuration Off before you performed step 17 of this
procedure?
Yes No
↓ This ends the procedure.
23. Enter
CHGSYSVAL QAUTOCFG '0'
(the Change System Value command) on the command line to reset
QAUTOCFG to its initial value.
This ends the procedure.
TU-PIP6
Introduction: This procedure isolates a Device Not Found message during
installation from an alternate device. There are several possible causes:
v The alternate installation device was not correctly defined.
v The alternate installation device was not made ready.
v The alternate installation device does not contain installation media.
v The alternate installation device is not powered on.
v The alternate installation device is not connected properly.
v There is a hardware error on the alternate installation device or the attached I/O
Processor.
Note: Determine if the system has logical partitions. Go to “Determining if the
System Has Logical Partitions” on page 943, before continuing with this
procedure.
Note: If the system has logical partitions, perform this procedure from the logical
partition that reported the problem.
Read the “Overview” on page 445 before continuing with this procedure.
1. Is the device that you are using for alternate installation defined as the
alternate installation device?
Yes No
↓ Correct the alternate installation device information and retry the
alternate installation.
Tape Unit PIPs
Chapter 3. Problem Isolation Procedures (PIPs), Failing Items, and Symbolic FRU Isolation 459
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