HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

                     DIAGS     IBM PC Diagnostic Error Codes

       Code       Description    (Diagnostic Error Codes)

        1x   undetermined problem errors
        2x   power supply errors
        61   battery error (PS/2)
        62   configuration changed but no adaptors changed or CRC error
        63   memory size during POST does not match CMOS RAM
        65   card Id's in CMOS do not match system

       1xx   System Board Errors
       101   system board failed
       102   BIOS ROM checksum error (PC, XT), Timer (AT)
       103   BASIC ROM checksum error (PC, XT), Timer interrupt (AT)
       104   interrupt controller (PC, XT), Protected mode (AT)
       105   timer (PC,XT), Last 8042 command not accepted (AT)
       106   converting logic test failure
       107   adapter card or math coprocessor (NMI)
       108   timer bus test
       109   DMA test error
       110   system board memory error (PS/2)
       111   adapter memory
       112   system unit adapter failure
       114   system unit and adapter card unit failure (PS/1)
       121   unexpected hardware interrupt
       131   cassette wrap test failed
       151   real-time clock, CMOS RAM or battery
       152   real-time clock
       161   system options error, battery failure
       162   CMOS RAM configuration error
       163   CMOS time and date not set
       164   system memory configuration is incorrect
       165   adapter added/removed
       199   user indicated configuration not correct

       2xx   RAM Errors
       201   memory test error
       202   memory address error (Line error  0 - 15)
       203   memory address error (Line error 16 - 23)
       216   motherboard memory

       3xx   Keyboard Errors
       301   keyboard did not respond to software reset or a stuck
             (number preceding 301 is scan code for stuck key)
       302   user indicated keyboard error or AT system unit is locked
       303   keyboard or system board error
       304   keyboard or system board error; CMOS does not match system
       341   replace keyboard
       342   replace keyboard interface cable
       343   replace enhancement card or cable
       365   keyboard (replace keyboard)
       366   interface cable (replace cable)
       367   enhancement card or cable (replace)

       4xx   Monochrome Monitor Errors
       401   monochrome memory test, horizontal sync frequency
             test, or video test failed
       408   user indicated display attributes failure
       416   user indicated character set failure
       424   user indicated 80x25 mode failure
       432   parallel port test failed (monochrome adapter)

       5xx   Color Monitor Errors
       501   CGA memory test failed, horizontal sync frequency test, or
             video test failed
       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
       556   light pen test
       564   user indicated screen paging test

       6xx   Diskette Drive/Adapter Errors
       601   diskette power on diagnostics test failed
       602   diskette test failed (boot record not valid)
       603   diskette size error
       606   diskette verify function failed
       607   write protected diskette
       608   bad command diskette status returned
       610   diskette initialization failed
       611   time-out - diskette status returned
       612   bad NEC FDC - diskette status returned
       613   bad DMA - diskette status returned
       614   DMA boundary error
       621   bad seek - diskette status returned
       622   bad CRC - diskette status returned
       623   record not found - diskette status returned
       624   bad address mark - diskette status returned
       625   bad NEC seek - diskette status returned
       626   diskette data compare error
       627   diskette change line error
       628   diskette removed

       7xx   8087 Math Coprocessor
       701   coprocessor test failure

       9xx   Parallel Printer Adapter Errors
       901   parallel printer adapter test failed

       10xx  Alternate Parallel Printer Adapter
       1001  alternate printer adapter test failure

       11xx  Asynchronous Communications Adapter Errors
       1101  asynchronous communications adapter test failed
       1110  modem status register not clear
       1111  ring-indicate
       1112  trailing edge ring-indicate
       1113  receive and delta receive line signal detect
       1114  receive line signal detect
       1115  delta receive line signal detect
       1116  line control register: all bits cannot be set
       1117  line control register: all bits cannot be reset
       1118  transmit holding and/or shift register stuck on
       1119  data ready stuck on
       1120  interrupt enable register: all bits cannot be set
       1121  interrupt enable register: all bits cannot be reset
       1122  interrupt pending stuck on
       1123  interrupt ID register stuck on
       1124  modem control register: all bits cannot be set
       1125  modem control register: all bits cannot be reset
       1126  modem status register: all bits cannot be set
       1127  modem status register: all bits cannot be reset
       1128  interrupt ID
       1129  cannot force overrun error
       1130  no modem status interrupt
       1131  invalid interrupt pending
       1132  no data ready
       1133  no data available interrupt
       1134  no transmit holding interrupt
       1135  no interrupts
       1136  no received line status interrupt
       1137  no receive data available
       1138  transmit holding register not empty
       1139  no modem status interrupt
       1140  transmit holding register not empty
       1141  no interrupts
       1142  no IRQ4 interrupt
       1143  no IRQ3 interrupt
       1144  no data transferred
       1145  maximum baud rate
       1146  minimum baud rate
       1148  time-out error
       1149  invalid data returned
       1150  modem status register error
       1151  no DSR and delta DSR
       1152  no DSR
       1153  no delta DSR
       1154  modem status register not clear
       1155  no CTS and delta CTS
       1156  no CTS
       1157  no delta CTS

       12xx  Alternate Asynchronous Communications Adapter
       1200-1257 same as 1100-1157

       13xx  Game Control Adapter Errors
       1301  game control adapter test failed
       1302  joystick test failed
       1380  audio card and joystick (PS/1)

       14xx  Printer Errors
       1401  printer test failed
       1404  matrix printer failed

       15xx  SDLC Communications Adapter Errors
       1501  adapter test failure
       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  DSR not on
       1532  CD not on
       1533  CTS not on
       1534  DSR stuck on
       1535  CD stuck on
       1536  CTS stuck on
       1537  level 3 interrupt failure
       1538  receive interrupt results error
       1539  wrap data compare error
       1540  DMA channel 1 error
       1541  DMA 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  post error
       1702  adapter error
       1703  drive error (seek)
       1704  adapter or drive error
       1705  no record found
       1706  write fault error
       1707  track 0 error
       1708  head select error
       1709  defective error check
       1710  read buffer overrun
       1711  bad address mark
       1712  undetermined error
       1713  data compare error
       1714  drive not ready
       1780  disk 0 failure
       1781  disk 1 failure
       1782  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 failed (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 (enabled)
       1816  extender card wrap test failed (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  Bisync Communications 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
       2016  8253 timer 2 didn't reach terminal count or timer 2 stuck on
       2017  8251 DSR failed to come on
       2018  8251 CTS not sensed
       2019  8251 DSR stuck on
       2020  8251 CTS stuck on
       2021  8251 hardware reset failed
       2022  8251 software reset failed
       2023  8251 software error reset failed
       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  transmit interrupt, card or planar failure
       2029  transmit interrupt, card failure
       2030  receive interrupt, card or planar failure
       2031  receive interrupt, card failure
       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  DSR not on
       2042  CD not on
       2043  CTS not on
       2044  DSR stuck on
       2045  CD stuck on
       2046  CTS 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 DSR during data wrap
       2052  receive time-out during data wrap

       21xx  Alternate Bisync Communications Adapter Errors
       2100-2152 same as 2000-2052

       22xx  Cluster Adapter Errors

       24xx  EGA Errors
       2401  adapter test failure
       2408  user-indicated display attributes
       2416  user-indicated character set
       2424  user-indicated 80x25 mode
       2432  user-indicated 40x25 mode
       2440  user-indicated 320x200 graphics mode
       2448  user-indicated 640x200 graphics mode
       2456  light pen test
       2464  user-indicated screen paging test

       2501  EGA Display Error

       28xx  3278/79 Emulator Adapter (PC, XT)

       29xx  Color Matrix Printer Errors

       30xx  Local Area Network Adapter

       31xx  Alternate Local Area Network Adapter

       33xx  Compact Printer Errors

       36xx  IEEE 488 Adapter

       37xx  Reserved for Future Use

       38xx  Data Acquisition Adapter

       39xx  PGA Display and/or Adapter

       48xx  Internal Modem

       49xx  Alternate Internal Modem

       71xx  Voice Communications Adapter

       73xx  3.5 Inch Diskette Drive
       7301  diskette drive/adapter test failure
       7306  diskette change line error
       7307  write-protected diskette
       7308  bad command
       7310  track zero error
       7311  timeout
       7312  bad NEC7313 bad DMA
       7314  DMA boundary error
       7315  bad index
       7316  speed error
       7321  bad seek
       7322  bad CRC
       7323  record not found
       7324  bad address mark
       7325  bad NEC seek

       86xx  PS/1 Mouse Error


       - all error codes for the diagnostic and advanced diagnostic
         packages for the PC, XT and AT are represented with the device
         number followed by two digits other than 00.  The device number
         plus 00 represents successful completion of the test.

Esc or Alt-X to exit diagnostic codes Home/PgUp/PgDn/End ←↑↓→
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