Table 5. Firmware Error Codes. (continued)
Error Code Description
Action/
Possible Failing FRU
21A0 0001 Description: SCSI DASD - test unit ready failed - hardware error
Action:
Note:
1. Before replacing any system components:
a. Ensure that the controller and each device on the SCSI bus is assigned a
unique SCSI ID.
b. Ensure SCSI bus is properly terminated.
c. Ensure SCSI signal and power cables are securely connected and not
damaged.
2. 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.
a. Replace the SCSI device.
b. Replace the SCSI cable.
c. Replace the SCSI controller.
21A0 0002 SCSI DASD - test unit ready failed -
sense data available
Before replacing any system
components, refer to the notes in error
code 21A0 0001.
1. Replace the media (removable
media devices).
2. Replace the SCSI device.
21A0 0003 SCSI DASD - send diagnostic failed -
sense data available
Before replacing any system
components, refer to the notes in error
code 21A0 0001.
Replace the SCSI device.
21A0 0004 SCSI DASD - send diagnostic failed -
DevOfl cmd
Before replacing any system
components, refer to the notes in error
code 21A0 0001.
Replace the SCSI device.
21E0 0001 SCSI tape - test unit ready failed -
hardware error
Before replacing any system
components, refer to the notes in error
code 21A0 0001.
1. Replace the SCSI device.
2. Replace the SCSI cable.
3. Replace the SCSI controller.
21E0 0002 SCSI tape - test unit ready failed -
sense data available
Before replacing any system
components, refer to the notes in error
code 21A0 0001.
1. Replace the media.
2. Replace the SCSI device.
170
Eserver
pSeries 630 Models 6C4 and 6E4 Service Guide
Summary of Contents for eserver 630 6C4
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