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Table 6. Firmware Error Codes. (continued)

Error Code Description Action/

Possible Failing FRU

21A0 0xxx SCSI device errors Note: Before replacing any system

components:

1. Ensure that the controller and each

device on the SCSI bus is assigned a

unique SCSI ID.

2. Ensure SCSI bus is properly terminated:

3. Ensure SCSI signal and power cables are

securely connected and not damaged.

4. The location code information is required

to identify the ID of SCSI device failures

as well as to indicate the location of the

controller to which the device is attached.

Check the system error logs to determine

the location code information associated

with the error code.

21A0 0001 Test unit ready failed - hardware error Refer to the notes in error code 21A000xxx.

1. Replace the SCSI device.

2. Replace the SCSI cable.

3. Replace the SCSI controller.

21A0 0002 Test unit ready failed - sense data available Refer to the notes in error code 21A000xxx.

1. Replace the media (removable media

devices).

2. Replace the SCSI device.

21A0 0003 Send diagnostic failed Refer to the notes in error code 21A000xxx.

Replace the SCSI device.

21A0 0004 Send diagnostic failed - devofl cmd Refer to the notes in error code 21A000xxx.

Replace the SCSI device.

21E0 0xxx SCSI tape Refer to 21A00xxx for a description and