Error Code Listing

01x Undetermined problem errors

02x Power supply errors

1xx System Board Errors
101 System Board Error; Interrupt failure
102 System Board Error; Timer failure
103 System Board Error; Timer Interrupt failure
104 System Board Error; Protected mode failure
105 System Board Error; Last 8042 command not accepted
106 System Board Error; Converting logic test
107 System Board Error; Hot Non Maskable Interrupt test
108 System Board Error; Timer bus test
109 System Board Error; Memory select error
110 PS/2 System Board Error; Parity check error
111 PS/2 Memory adaptor error
112 PS/2 MicroChannel arbitration error
113 PS/2 MicroChannel arbitration error
114 PS/2 External ROM checksum Error (common to 2-8MB Memory card)
121 Unexpected hardware interrupts occured
131 PC system board cassette port wrap test failure
161 System Options Not Set-(Run SETUP); Dead battery
162 System Options Not Set-(Run SETUP); CMOS checksum/configuration error
163 Time & Date Not Set-(Run SETUP); Clock not updating
164 Memory Size Error-(Run SETUP); CMOS setting does not match memory
165 PS/2 System options not set
166 PS/2 MicroChannel adapter time-out error
199 User indicated INSTALLED DEVICES list is not correct

2xx Memory (RAM) errors
201 Memory test failure, error location will be displayed in hexadecimal
202 Memory address error, address lines 00-15
203 Memory address error, address lines 16-23
215 PS/2 Motherboard memory failure
216 PS/2 Motherboard memory failure

3xx Keyboard errors
301 Keyboard did not respond to software reset or a stuck key failure was detected. If a stuck key was detected, the scan code for the key is displayed in hexadecimal.
302 System Unit Keylock is Locked
303 Keyboard or System Unit Error
304 Keyboard or System Unit Error; Keyboard clock high
305 PS/2 Keyboard fuse (on system board) error

4xx Monochrome Display Adapter (MDA) errors
4xx PS/2 System board parallel port errors
401 Monochrome memory test, horizontal sync frequency test, or video test failure
401 PS/2 System board parallel port failure
408 User indicated display attributes failure
416 User indicated character set failure
424 User indicated 80x25 mode failure
432 Parallel port test failure; monochrome display adapter

5xx Color Graphics Adapter (CGA) errors
501 CGA memory test, horizontal sync frequency test, or video test failure
508 User indicated display attribute failure
516 User indicated character set failure
524 User indicated 80x25 mode failure
532 User indicated 40x25 mode failure
540 User indicated 320x200 graphics mode failure
548 User indicated 640x200 graphics mode failure

6xx Floppy drive/adapter errors
601 Floppy drive/adapter Power On Self Test failure
602 Drive test failure; disk boot record not valid
606 Drive changeline function failure; drive error
607 Disk is write protected; drive error
608 Bad command; drive error
610 Disk initialization failure; track 0 bad
611 Time-out; drive error
612 Bad Controller chip
613 Bad Direct Memory Access; drive error
614 Bad Direct Memory Access; boundary overrun
615 Bad index timing; drive error
616 Drive speed error
621 Bad seek; drive error
622 Bad Cyclic Redundancy Check; drive error
623 Record not found; drive error
624 Bad address mark; drive error
625 Bad Controller chip; seek error
626 Disk data compare error

7xx 8087, 80287 or 80387 math coprocessor errors

9xx Parallel printer adapter errors
901 Parallel printer adapter test failure

10xx Alternate parallel printer adapter errors
1001 Alternate parallel printer adapter test failure

11xx Asynchronous communications adapter errors
11xx PS/2 System board async port errors
1101 Asynchronous communications adapter test failure
1102 PS/2 System board async port or serial device error
1106 PS/2 System board async port or serial device error
1107 PS/2 System board async port or serial cable error
1108 PS/2 System board async port or serial device error
1109 PS/2 System board async port or serial device error
1112 PS/2 System board async port error
1118 PS/2 System board async port error
1119 PS/2 System board async port error

12xx Alternate asynchronous communications adapter errors
12xx PS/2 Dual async adapter error
1201 Alternate asynchronous communications adapter test failure
1202 PS/2 Dual async adapter or serial device error
1206
1207 PS/2 Dual async adapter or serial cable error
1208 PS/2 Dual async adapter or serial device error
1209
1212 PS/2 Dual async adapter or system board error
1218
1219
1227
1233
1234

13xx Game control adapter errors
1301 Game control adapter test failure
1301 Joy-stick test failure

14xx Matrix Printer errors

15xx Synchronous data link control (SDLC) communications adapter errors
1510 8255 port B failure
1511 8255 port A failure
1512 8255 port C failure
1513 8253 timer 1 did not reach terminal count
1514 8253 timer 1 stuck on
1515 8253 timer 0 did not reach terminal count
1516 8253 timer 0 stuck on
1517 8253 timer 2 did not reach terminal count
1518 8253 timer 2 stuck on
1519 8273 port B error
1520 8273 port A error
1521 8273 command/read time-out
1522 Interrupt level 4 failure
1523 Ring Indicate stuck on
1524 Receive clock stuck on
1525 Transmit clock stuck on
1526 Test indicate stuck on
1527 Ring indicate not on
1528 Receive clock not on
1529 Transmit clock not on
1530 Test indicate not on
1531 Data set ready not on
1532 Carrier detect not on
1533 Clear to send not on
1534 Data set ready stuck on
1536 Clear to send stuck on
1537 Level 3 interrupt failure
1538 Receive interrupt results error
1539 Wrap data compare error
1540 Direct Memory Access channel 1 error
1541 Direct Memory Access channel 1 error
1542 Error in 8273 error checking or status reporting
1547 Stray interrupt level 4
1548 Stray interrupt level 3
1549 Interrupt presentation sequence time-out

16xx Display emulation errors (327x, 5520, 525x)

17xx Fixed disk errors
1701 Fixed disk POST error
1702 Fixed disk adapter error
1703 Fixed disk drive error
1704 Fixed disk adapter or drive error
1780 Fixed disk 0 failure
1781 Fixed disk 1 failure
1782 Fixed disk controller failure
1790 Fixed disk 0 error
1791 Fixed disk 1 error

18xx I/O expansion unit errors
1801 I/O expansion unit POST error
1810 Enable/Disable failure
1811 Extender card wrap test failure; disabled
1812 High order address lines failure; disabled
1813 Wait state failure; disabled
1814 Enable/Disable could not be set on
1815 Wait state failure; disabled
1816 Extender card wrap test failure; enabled
1817 High order address lines failure; enabled
1818 Disable not functioning
1819 Wait request switch not set correctly
1820 Receiver card wrap test failure
1821 Receiver high order address lines failure

19xx 3270 PC attachment card errors

20xx Binary synchronous (BSC) adapter errors
2010 8255 port A failure
2011 8255 port B failure
2012 8255 port C failure
2013 8253 timer 1 did not reach terminal count
2014 8253 timer 1 stuck on
2015 8253 timer 2 did not reach terminal count or timer 2 stuck on
2017 8251 Data set ready failed to come on
2018 8251 Clear to send not sensed
2019 8251 Data set ready stuck on
2020 8251 Clear to send stuck on
2021 8251 hardware reset failure
2022 8251 software reset failure
2023 8251 software "error reset" failure
2024 8251 transmit ready did not come on
2025 8251 receive ready did not come on
2026 8251 could not force "overrun" error status
2027 Interrupt failure; no timer interrupt
2028 Interrupt failure; transmit, replace card or planar
2029 Interrupt failure; transmit, replace card
2030 Interrupt failure; receive, replace card or planar
2031 Interrupt failure; receive, replace card
2033 Ring indicate stuck on
2034 Receive clock stuck on
2035 Transmit clock stuck on
2036 Test indicate stuck on
2037 Ring indicate stuck on
2038 Receive clock not on
2039 Transmit clock not on
2040 Test indicate not on
2041 Data set ready not on
2042 Carrier detect not on
2043 Clear to send not on
2044 Data set ready stuck on
2045 Carrier detect stuck on
2046 Clear to send stuck on
2047 Unexpected transmit interrupt
2048 Unexpected receive interrupt
2049 Transmit data did not equal receive data
2050 8251 detected overrun error
2051 Lost data set ready during data wrap
2052 Receive time-out during data wrap

21xx Alternate binary synchronous communications adapter errors
2110 8255 port A failure
2111 8255 port B failure
2112 8255 port C failure
2113 8253 timer 1 did not reach terminal count
2114 8253 timer 1 stuck on
2115 8253 timer 2 did not reach terminal count or timer 2 stuck on.
2117 8251 Data set ready failed to come on
2118 8251 Clear to send not sensed
2119 8251 Data set ready stuck on
2120 8251 Clear to send stuck on
2121 8251 hardware reset failure
2122 8251 software reset failure
2123 8251 software "error reset" failure
2124 8251 transmit ready did not come on
2125 8251 receive ready did not come on
2126 8251 could not force "overrun" error status
2127 Interrupt failure; no timer interrupt
2128 Interrupt failure; transmit, replace card or planar
2129 Interrupt failure; transmit, replace card
2130 Interrupt failure; receive, replace card or planar
2131 Interrupt failure; receive, replace card
2133 Ring indicate stuck on
2134 Receive clock stuck on
2135 Transmit clock stuck on
2136 Test indicate stuck on
2137 Ring indicate stuck on
2138 Receive clock not on
2139 Transmit clock not on
2140 Test indicate not on
2141 Data set ready not on
2142 Carrier detect not on
2143 Clear to send not on
2144 Data set ready stuck on
2145 Carrier detect stuck on
2146 Clear to send stuck on
2147 Unexpected transmit interrupt
2148 Unexpected receive interrupt
2149 Transmit Data did not equal receive data
2150 8251 detected overrun error
2151 Lost data set ready during data wrap
2152 Receive time-out during data wrap

22xx Cluster adapter errors

24xx Enhanced Graphics Adapter (EGA) errors
24xx PS/2 System board Video Graphics Array (VGA) errors
2401 PS/2 Video Cable error (tbarnum@magnus.acs.ohio-state.edu)

26xx XT/370 errors

27xx AT/370 errors

28xx 3278/79 emulation adapter errors

29xx Color/graphics printer errors

30xx Primary PC Network adapter error
3001 Processor test failure
3002 ROM checksum test failure
3003 Unit ID PROM test failure
3004 RAM test failure
3005 Host Interface Controller test failure
3006 +/- 12v test failure
3007 Digital loopback test failure
3008 Host detected Host Interface Controller failure
3009 Sync failure and no Go bit
3010 Host Interface Controller test OK and no Go bit
3011 Go bit and no Command 41
3012 Card not present
3013 Digital failure; fall through
3015 Analog failure
3041 Hot carrier; not this card
3042 Hot carrier; this card!

31xx Secondary PC Network adapter errors
3101 Processor test failure
3102 ROM check test failure
3103 Unit ID PROM test failure
3104 RAM test failure
3105 Host Interface Controller test failure
3106 +/- 12v test failure
3107 Digital loopback test failure
3108 Host detected Host Interface Controller failure
3109 Sync failure and no Go bit
3110 Host Interface Controller test OK and no Go bit
3111 Go bit and no Command 41
3112 Card not present
3113 Digital failure; fall through
3115 Analog failure
3141 Hot carrier; not this card
3142 Hot carrier; this card!

33xx Compact printer errors

36xx General Purpose Interface Bus (GPIB) adapter errors

38xx Data acquisition adapter errors

39xx Professional graphics controller errors

71xx Voice communications adapter errors

73xx 3.5" external diskette drive errors
7306 Disk changeline function failure; track 0 bad
7307 Disk is 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
7321 Bad seek; drive error
7322 Bad Cyclic Redundancy Check; drive error
7323 Record not found; drive error
7324 Bad address mark; drive error
7325 Bad Controller chip; seek error

74xx IBM PS/2 Display adapter (VGA card) errors

85xx IBM Expanded Memory Adapter (XMA) errors

86xx PS/2 Pointing device errors
8601 PS/2 Pointing device error
8602 PS/2 Pointing device error
8603 PS/2 Pointing device error or System board failure

89xx Music feature card errors

9670 SCSI adapter error

100xx PS/2 Multiprotocol adapter errors
10002 PS/2 Multiprotocol adapter or serial device error
10006 PS/2 Multiprotocol adapter or serial device error
10007 PS/2 Multiprotocol adapter or communications cable error
10008 PS/2 Multiprotocol adapter or serial device error
10009 PS/2 Multiprotocol adapter or serial device error
10012 PS/2 Multiprotocol adapter or system board error.
10018
10019
10042
10056

104xx PS/2 ESDI Fixed disk errors
10480 PS/2 ESDI Fixed disk 0 failure
10481 PS/2 ESDI Fixed disk 1 failure
10482 PS/2 ESDI Fixed disk controller failure
10483 PS/2 ESDI Fixed disk controller failure
10490 PS/2 ESDI Fixed disk 0 error
10491 PS/2 ESDI Fixed disk 1 error

21060 SCSI device error, Device not recognized

I99920 IML error
In reference diagnoses these numbers are reported as eight digit numbers. A VGA error at post might be 2410 but in the reference disk it is reported as 00241000.

Content created and/or collected by:
Louis Ohland, Peter Wendt, William Walsh, David Beem, Tatsuo Sunagawa, Jim Shorney, Tim Clarke, Kevin Bowling, Tomáš Slavotínek, and many others.

Ardent Tool of Capitalism - MAD Edition! is maintained by Tomáš Slavotínek.
Last update: 06 Oct 2021 - Changes & Credits | Legal Info & Contact