Reference
Code
Description/Action Perform all actions before exchanging
Failing Items
Failing Item
9200 I/O processor addressed the tape unit; no response
Before exchanging any parts, do the following:
1. Ensure that the device is powered on.
2. Ensure that the SCSI cable between the device and the
I/O Processor or I/O Adaptor is seated correctly, and
that there are not bent or damaged pins on the SCSI
cable.
3. Ensure that the terminating plug is attached to the
device.
86G9251
86G9274
86G9254
FI00131
EXTSCSI
17G1934
87G1531
86G9255
9201 Tape unit command timeout
Before exchanging any parts, do the following:
1. Ensure that the device is powered on.
2. Ensure that the SCSI cable between the device and the
I/O Processor or I/O Adaptor is seated correctly, and
that there are not bent or damaged pins on the SCSI
cable.
3. Ensure that the terminating plug is attached to the
device.
86G9251
FI00131
86G9254
EXTSCSI
17G1934
86G9255
86G9274
FI00130
9202 Tape unit failed after Licensed Internal Code was loaded
Before exchanging any parts, do the following:
1. Ensure that the device is powered on.
2. Ensure that the SCSI cable between the device and the
I/O Processor or I/O Adaptor is seated correctly, and
that there are not bent or damaged pins on the SCSI
cable.
3. Ensure that the terminating plug is attached to the
device.
86G9251
86G9274
86G9254
9210 Illegal or unsupported tape unit response 86G9251
FI00130
FI00131
9300 Tape unit failure
The tape drive reported a hardware error to the IOP; the
amber light on the tape drive may be blinking.
Perform “TU-PIP2” on page 448.
86G9251
LIBDEV
MLYTMED
86G9274
86G9255
9301 Tape device failure, redundancy lost
The tape device detected a hardware failure that does not
prevent the tape unit from completed the current
operation.
Refer to the Tape unit service information to determine the
failing item.
86G9251
LIBDEV
MLYTMED
86G9274
86G9255
9427
Chapter 2. Unit Reference Codes 175