Tests and Diagnostics
TECRA A11/S11/P11/Satellite Pro S500 Series Maintenance Manual (960-784) [CONFIDENTIAL] 3-169
[Error register] Ｐ – 1F1h
Bit Name Function
7 BBK（BadBlockMark）0: Not used
1: Defective block mark detection.
6 UNC（uncorrectable） 0: No uncorrectable data error
1: Uncorrectable data occurrence
5 - - -
4 IDN
（identification）
0: Not used
1: No ID field
3 - - -
2 ABT（about） 0: Not used
1: Illegal command or command abort
1 TK0（track zero） 0: Track 0 detection
1: Track 0 not detection
(When recalibrated)
0 0 - - -