Sun Microsystems, Inc.  Oracle System Handbook - ISO 7.0 May 2018 Internal/Partner Edition
   Home | Current Systems | Former STK Products | EOL Systems | Components | General Info | Search | Feedback

Asset ID: 1-72-1991054.1
Update Date:2018-02-28
Keywords:

Solution Type  Problem Resolution Sure

Solution  1991054.1 :   T10000A/B/C/D - Servo Head Clog Errors  


Related Items
  • Sun StorageTek T10000 Tape Drive
  •  
Related Categories
  • PLA-Support>Sun Systems>TAPE>Tape Hardware>SN-TP: STK T-Series Drive
  •  




In this Document
Symptoms
Cause
Solution


Applies to:

Sun StorageTek T10000 Tape Drive - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

Servo Head Clog FSC Listing
FSC: 5158    LOD_FSC_VERIFY_DEMOD_TIMEOUT_PARTIAL_SUCCESS
FSC: 5702    LOD_FSC_VERIFY_DEMOD_READER_CLOG_RECOVERY
FSC: 5703    LOD_FSC_VERIFY_DEMOD_READER_CLOG_FAILURE
FSC: 5A49    HEAD_FSC_VERIFY_DEMOD_TIMEOUT
FSC: 5A4A    HEAD_FSC_VERIFY_DEMOD_TIMEOUT_PARTIAL
FSC: 5A60    HEAD_FSC_SERVO_READER_0_POTENTIALLY_CLOGGED
FSC: 5A61    HEAD_FSC_SERVO_READER_1_POTENTIALLY_CLOGGED
FSC: 5A62    HEAD_FSC_SERVO_READER_2_POTENTIALLY_CLOGGED
FSC: 5A63    HEAD_FSC_SERVO_READER_3_POTENTIALLY_CLOGGED
FSC: 5A64    HEAD_FSC_SERVO_READER_4_POTENTIALLY_CLOGGED
FSC: 5A65    HEAD_FSC_SERVO_READER_5_POTENTIALLY_CLOGGED
FSC: 5A66    HEAD_FSC_SERVO_READER_6_POTENTIALLY_CLOGGED
FSC: 5A67    HEAD_FSC_SERVO_READER_7_POTENTIALLY_CLOGGED
FSC: BA49    HEAD_FSC_VERIFY_DEMOD_TIMEOUT
FSC: BA4A    HEAD_FSC_VERIFY_DEMOD_TIMEOUT_PARTIAL
FSC: BA60    HEAD_FSC_SERVO_READER_0_POTENTIALLY_CLOGGED
FSC: BA61    HEAD_FSC_SERVO_READER_1_POTENTIALLY_CLOGGED
FSC: BA62    HEAD_FSC_SERVO_READER_2_POTENTIALLY_CLOGGED
FSC: BA63    HEAD_FSC_SERVO_READER_3_POTENTIALLY_CLOGGED
FSC: BA64    HEAD_FSC_SERVO_READER_4_POTENTIALLY_CLOGGED
FSC: BA65    HEAD_FSC_SERVO_READER_5_POTENTIALLY_CLOGGED
FSC: BA66    HEAD_FSC_SERVO_READER_6_POTENTIALLY_CLOGGED
FSC: BA67    HEAD_FSC_SERVO_READER_7_POTENTIALLY_CLOGGED

These are also servo head related failures that may be seen on a drive and follow the same  solution.
FSC: 5160 VERIFY_FSC_BAD_CHANNEL_0
FSC: 5161 VERIFY_FSC_BAD_CHANNEL_1
FSC: 5162 VERIFY_FSC_BAD_CHANNEL_2
FSC: 5163 VERIFY_FSC_BAD_CHANNEL_3
FSC: 5164 VERIFY_FSC_BAD_CHANNEL_4
FSC: 5165 VERIFY_FSC_BAD_CHANNEL_5
FSC: 5166 VERIFY_FSC_BAD_CHANNEL_6
FSC: 5167 VERIFY_FSC_BAD_CHANNEL_7

Cause

The servo microcode detected a problem reading the servo tracks when the tape is loaded.

   
 

Solution

See Servo Head Clog FSC Listing below. Perform the following actions for these type errors:

1. Check if the drive is taking multiple instances of these permanent errors. If it is, replace the drive.

2. If there is only 1 failure then monitor the drive to see if further failures develop on later tape mounts. The problem could have been cleared when the head is brushed on the unload of the tape.

Servo Head Clog FSC Listing
FSC: 5158    LOD_FSC_VERIFY_DEMOD_TIMEOUT_PARTIAL_SUCCESS
FSC: 5702    LOD_FSC_VERIFY_DEMOD_READER_CLOG_RECOVERY
FSC: 5703    LOD_FSC_VERIFY_DEMOD_READER_CLOG_FAILURE
FSC: 5A49    HEAD_FSC_VERIFY_DEMOD_TIMEOUT
FSC: 5A4A    HEAD_FSC_VERIFY_DEMOD_TIMEOUT_PARTIAL
FSC: 5A60    HEAD_FSC_SERVO_READER_0_POTENTIALLY_CLOGGED
FSC: 5A61    HEAD_FSC_SERVO_READER_1_POTENTIALLY_CLOGGED
FSC: 5A62    HEAD_FSC_SERVO_READER_2_POTENTIALLY_CLOGGED
FSC: 5A63    HEAD_FSC_SERVO_READER_3_POTENTIALLY_CLOGGED
FSC: 5A64    HEAD_FSC_SERVO_READER_4_POTENTIALLY_CLOGGED
FSC: 5A65    HEAD_FSC_SERVO_READER_5_POTENTIALLY_CLOGGED
FSC: 5A66    HEAD_FSC_SERVO_READER_6_POTENTIALLY_CLOGGED
FSC: 5A67    HEAD_FSC_SERVO_READER_7_POTENTIALLY_CLOGGED
FSC: BA49    HEAD_FSC_VERIFY_DEMOD_TIMEOUT
FSC: BA4A    HEAD_FSC_VERIFY_DEMOD_TIMEOUT_PARTIAL
FSC: BA60    HEAD_FSC_SERVO_READER_0_POTENTIALLY_CLOGGED
FSC: BA61    HEAD_FSC_SERVO_READER_1_POTENTIALLY_CLOGGED
FSC: BA62    HEAD_FSC_SERVO_READER_2_POTENTIALLY_CLOGGED
FSC: BA63    HEAD_FSC_SERVO_READER_3_POTENTIALLY_CLOGGED
FSC: BA64    HEAD_FSC_SERVO_READER_4_POTENTIALLY_CLOGGED
FSC: BA65    HEAD_FSC_SERVO_READER_5_POTENTIALLY_CLOGGED
FSC: BA66    HEAD_FSC_SERVO_READER_6_POTENTIALLY_CLOGGED
FSC: BA67    HEAD_FSC_SERVO_READER_7_POTENTIALLY_CLOGGED

 

Added these to the FSC List
FSC: 5160 VERIFY_FSC_BAD_CHANNEL_0
FSC: 5161 VERIFY_FSC_BAD_CHANNEL_1
FSC: 5162 VERIFY_FSC_BAD_CHANNEL_2
FSC: 5163 VERIFY_FSC_BAD_CHANNEL_3
FSC: 5164 VERIFY_FSC_BAD_CHANNEL_4
FSC: 5165 VERIFY_FSC_BAD_CHANNEL_5
FSC: 5166 VERIFY_FSC_BAD_CHANNEL_6
FSC: 5167 VERIFY_FSC_BAD_CHANNEL_7


Attachments
This solution has no attachment
  Copyright © 2018 Oracle, Inc.  All rights reserved.
 Feedback