Tag: error codes

  • IBM PC DOS ERROR CODES

    Date: 8 Jun 1984 10:21:52 PDT Subject: Diagnostic Error Codes code Description 101 Main system board failed. 109 Direct memory access test error 121 Unexpected hardware interrupts occurred. 131 Cassette wrap test failed. 199 User indicated configuration not correct. 201 Memory test failed 301 Keboard did not respond to software reset correctly or a stuck […]

  • Classic Mac M68K Error Codes

    Normad Vaporware Inc., August 24, 1992. Guide to the Original Macintosh Error Codes by Norman King. It is very hard to service a Macintosh, or figure out what went wrong. There are many things that can go wrong with a Macintosh. In fact it is hard to service unless you have access to the codes […]