Monarch Instrument 9830TM - Manual (Page 57)

9820/9830/9835 Service Manual Printer Error/Status Codes
TC9830SM Rev. B 7/98 Confidential July 1998 50
HARD PRINTER FAULTS (900 - 910)
Errors 900 to 910 are hard printer faults. If a 900 series error is displayed, turn the printer off, then cycle on again. If
the error occurs again, the Main PCB has probably failed and needs to be replaced.
Errors 905, 906, and 907 can occur at any time the printer is powered. The other 900 series errors are only indicated
at Level 0, initial power-up test.
Code Description
900 RAM test failure.
901 ROM/EPROM checksum failure.
902 Software timer failure.
903 Software interrupt failure.
905 Illegal interrupt.
906 Non-maskable interrupt.
907 Low RAM error.
908 Non Volatile RAM checksum failure.
909 RAM corrupted.
910 Warm restart.
911 Version string mismatch.
FLASH FAULTS (930 - 940)
Errors 930 - 940 are errors that may occur during the loading of flash memory.
Code Description
930
Error occurred erasing FLASH.
931
Error occurred writing FLASH.
932
Error occurred writing RAM.
933
Communications parity error.
934
Communications framing error.
935
Communications buffer overran.
936
Invalid record type specified.
937
Invalid ASCII hex data in record.
938
Invalid checksum.
938
Invalid record count recorded.
940
Illegal FLASH address being programmed.
FAULTS (950 - 999)
Errors 950 - 999 indicate circuit board failure. Call Technical Support.