Chapter 4 Maintenance, Troubleshooting & Hardware Replacement
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| Failure Detection and |
To choose the Continue response to a BIST error, press the left arrow key.
To choose the Loop response to a BIST error, press the right arrow key.
When your option, either/2233or &217, is displayed, press SELECT to
implement that option. indicates that the array will repeat that particular test if SELECT is pressed. &217skips the failed test and continues with the other BIST tests when you press SELECT.
Handling
6&6,If:%86,6+(/'you$,7,1*see this | Check or replace this |
| Check SCSI bus termination |
| only). Terminator may not be present, may be |
| broken, or the wrong kind. |
| Disconnect the array SCSI cable from Host and |
| reset the array. If BIST now passes, the problem |
| lies in the host system SCSI interface. Check the |
(RROR8TGST | host SCSI adapter. |
| Verify Termpower. Check that the TPR jumper is |
| installed on the array controller board. |
Meaning: External SCSI bus error. | Replace the array controller board. |
| |
|
|
| Note |
| If a differential controller board is unterminated, |
| the BIST will complete without reporting the |
| unterminated condition. During subsequent |
| operation, various errors, apparently not related to |
| the termination, will occur. In the event of |
| unspecified error conditions, first verify that the |
TGST(5525NCMG!XXXX | differential termination is in place. |
| Replace array controller board. |
Table 4: BIST Troubleshooting
21020690 B | 6500 Disk Array User’s Guide |