Lexmark C920 Service Manual page 123

If a test fails, one of the following errors will display:
•
Sync Busy Error
•
Byte Interrupt Request Error
•
Strobe Interrupt Request Error
•
Init Fall Error
•
Init Busy Error
•
Init Rise Error
•
Host Busy Error
•
RAM Data FF Error
•
RAM Data AA Error
•
RAM Data 00 Error
•
RAM Data 55 Error
•
DMA Count Error
•
DMA Address Error
•
DMA Interrupt Error
•
DMA Memory Error
•
DMA Background Error
•
Clear Init Rise Error
•
False Init Rise Error
•
False Init Fall Error
•
Autofeed Rising Interrupt Error
•
Clear Autofeed Rise Error
•
False Autofeed Rise Error
•
Autofeed Falling Interrupt Error
•
Clear Autofeed Fall Error
5056-XXX
3-11
Diagnostic aids