+-----------+------------------------------------+-----------+-----------¦
¦ 98 ¦ Fill error, invalid BRT ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ 99 ¦ Fill error, buffer empty ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ 9A ¦ Deformatter interrupt timeout on ¦ 12 ¦ D = 100% ¦
¦ ¦ search ¦ ¦ ¦
+-----------+------------------------------------+-----------+-----------¦
¦ 9B ¦ Overwrite (bad readback check ¦ 8,6 ¦ D = 50% ¦
¦ ¦ block type) ¦ ¦ T = 50% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ 9C ¦ Formatter interrupt timeout on ¦ 12 ¦ D = 100% ¦
¦ ¦ WRITE ¦ ¦ ¦
+-----------+------------------------------------+-----------+-----------¦
¦ 9D ¦ Permanent write error, write ¦ 8,6 ¦ T = 70% ¦
¦ ¦ recovery fail ¦ ¦ D = 30% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ 9E ¦ Permanent write error rewrite ¦ 8,6 ¦ T = 70% ¦
¦ ¦ threshold ¦ ¦ D = 30% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ 9F ¦ Servo zone readback check failure ¦ 8,6 ¦ T = 70% ¦
¦ ¦ ¦ ¦ D = 30% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ A1 ¦ Head sync error during WRITE ¦ 8,6 ¦ D = 90% ¦
¦ ¦ ¦ ¦ T = 10% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ A2 ¦ Underrun error during WRITE ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ A3 ¦ IPORT write buffer parity error ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ A4 ¦ DPORT WRITE parity error ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ A5 ¦ PPORT WRITE parity error ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ A6 ¦ IPORT READ parity error ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ A7 ¦ DPORT READ parity error ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ A8 ¦ PPORT READ parity error ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ AC ¦ Servo software error ¦ 12 ¦ D = 100% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ AD ¦ Servo hardware error ¦ 8,6 ¦ T = 90% ¦
¦ ¦ ¦ ¦ D = 10% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ AE ¦ Not tracking ¦ 8,6 ¦ T = 60% ¦
¦ ¦ ¦ ¦ D = 40% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ AF ¦ EOT encountered during a motion ¦ 2 ¦ D = 100% ¦
¦ ¦ command ¦ ¦ ¦
+-----------+------------------------------------+-----------+-----------¦
¦ B0 ¦ Not tracking - loss of PLL ¦ 8,6 ¦ T = 60% ¦
¦ ¦ ¦ ¦ D = 40% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ B3 ¦ LBOT WRITE failure ¦ 8,6 ¦ T = 70% ¦
¦ ¦ ¦ ¦ D = 30% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ B4 ¦ LBOT ATM write failure ¦ 8,6 ¦ T = 70% ¦
¦ ¦ ¦ ¦ D = 30% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ B5 ¦ Read manager could not read LBOT ¦ 8,6 ¦ T = 70% ¦
¦ ¦ ¦ ¦ D = 30% ¦
+-----------+------------------------------------+-----------+-----------¦
¦ B6 ¦ EOT encountered during buffer ¦ 2 ¦ - ¦
¦ ¦ flush ¦ ¦ ¦
+-----------+------------------------------------+-----------+-----------¦
¦ C0 ¦ Power-on reset occurred ¦ 3 ¦ - ¦
+-----------+------------------------------------+-----------+-----------¦
¦ C1 ¦ Tape may have been changed ¦ 3 ¦ - ¦
+-----------+------------------------------------+-----------+-----------¦
¦ C2 ¦ Mode Select parameters have ¦ 3 ¦ - ¦
¦ ¦ changed ¦ ¦ ¦
+-----------+------------------------------------+-----------+-----------¦
¦ C3 ¦ New ucode was loaded ¦ 3 ¦ - ¦
+-----------+------------------------------------+-----------+-----------¦
¦ C4 ¦ Operator requested media removal ¦ 11 ¦ - ¦
+-----------+------------------------------------+-----------+-----------¦
¦ C5 ¦ Incompatible media was rejected ¦ 14 ¦ - ¦
+-----------+------------------------------------+-----------+-----------¦
¦ C6 ¦ Not ready, cause not known ¦ 7.3 ¦ - ¦
+-----------+------------------------------------+-----------+-----------¦
¦ C7 ¦ Not ready, in process of becoming ¦ 3 ¦ - ¦
¦ ¦ ready ¦ ¦ ¦
+-----------+------------------------------------+-----------+-----------¦
7208 Model 341 Setup and Operator Guide
Appendix B. Fault Symptom Codes and Error Recovery Procedure Numbers
¦ Copyright IBM Corp. 1997
B.0 - 3