| 73xx | 3.5 inch external disk drive
|
| 7306 | Disk changeline function failure; drive error
|
| 7307 | Disk write-protected; drive error
|
| 7308 | Bad command; drive error
|
| 7310 | Disk initialization failure; track 0 bad
|
| 7311 | Time-out; drive error
|
| 7312 | Bad controller chip
|
| 7313 | Bad direct memory access;drive error
|
| 7314 | Bad direct memory access; boundary overrun
|
| 7315 | Bad index timing; drive error
|
| 7316 | Drive speed error
|
| 7322 | Bad cyclic redundancy check; drive errors
|
| 7323 | Record not found; drive error
|
| 7324 | Bad address mark; drive error
|
| 7325 | Bad controller chip; seek error
|
