Texas Instruments Professional Computer Error Codes

74 codes from pages 97–195 of the manual

This is the list of error codes the Texas Instruments manual gives for the Professional Computer Texas Instruments Professional Computer. Find your code below and open it for what the manual says about its causes and what to do.

Error codes from p. 97

CodeWhat it meansPage
0 ID Read Error p. 97
1 Data Error p. 97
2 Address Mark p. 97
3 The controller detected a write fault from drive during last operation. p. 97
4 Sector Not Found p. 97
6 After stepping maximum number of cylinders, controller did not receive track 00 signal from the drive. p. 97
8 Correctable Data Error p. 98
9 Bad Track p. 98
A Format Error p. 98
00 No error detected (command completed ok). p. 100
01 No index detected from disk drive. p. 100
02 No seek complete from disk drive. p. 100
03 Write fault from disk drive. p. 100
04 Drive not ready after it was selected. p. 100
06 Track 00 not found. p. 100
10 ID field read error. p. 100
11 Unrecoverable data error. p. 100
12 Address mark not found. p. 100
14 Target sector not found. p. 100
15 Seek error. p. 100
18 Correctable data error. p. 100
19 Bad track flag detected. p. 100
1A Format error. p. 100
1C Illegal (direct) access to an alternate track. p. 100
1D On a FORMAT ALTERNATE TRACK command, the track is already assigned, or is flagged as bad track. p. 101
1E When the controller attempted to access an alternate track from a spared track, the alternate track was not flagged as an alternate. p. 101
1F On a FORMAT ALTERNATE TRACK command, the bad track equaled the alternate track. p. 101
20 Invalid command p. 101
21 Illegal disk address p. 101
30 Ram diagnostic failure p. 101
31 Program memory checksum error p. 101
32 ECC diagnostic failure p. 101
00H No error p. 169
80H Timeout - drive not ready or hardware failed p. 169
40H Seek failed - track not found p. 169
20H Controller hardware failed p. 169
10H CRC error p. 169
08H Data request error - controller failure p. 169
04H Record (sector) not found p. 169
02H No data - bad disk format p. 169
01H Command error - bad opcode or parameter p. 169
03H Disk write protected p. 169
05H Data did not verify p. 169
09H I/O transfer crosses 64-kbyte boundary p. 169
06H Track 00 not found p. 194
11H Unrecoverable data error p. 194
12H Address mark not found p. 194
14H Record not found p. 194
15H Seek Error p. 194
16H Correctable data error p. 194
18H Correctable data error p. 194
19H Bad track flag detected p. 194
1AH Format error p. 194
1CH Illegal access to alternate track p. 194
1DH Illegal track for format alt. usage p. 194
1EH Expected alternate track, isn't p. 194
1FH Alternate track = bad track p. 194
21H Illegal disk address p. 194
30H RAM diagnostic failure p. 194
31H Program memory checksum error p. 194
32H ECC diagnostic failure p. 194
33H Status error on REQUEST SENSE STATUS command p. 195
45H Time-out p. 195
4AH Time-out p. 195
4FH Time-out p. 195
51H Disk not ready p. 195
52H CRC error p. 195
53H Seek error p. 195
54H Sector-not-found error p. 195
55H Disk (unknown) error (controller failure) p. 195
56H Not a TI system disk p. 195
57H Disk format error p. 195
58H Bad boot sector CRC or bad controller p. 195
59H SYSTEM ROM version doesn't support Winchester p. 195

Codes and descriptions are taken from the manufacturer’s manual; page numbers link to the PDF. ManualLib is not affiliated with Texas Instruments. Found a mistake? Report an error.