Lexmark M410 - Optra B/W Laser Printer Service Manual page 85

4045-XXX
Each time the test finishes, the screen updates. If the test passes,
the Pass Count increases by 1, however if the test fails, one of the
following messages displays for approximately three seconds:
Sync Busy Error
Byte Interrupt Request Error
Strobe Interrupt Request Error
Init Fail 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
Autofeed Rising Interrupt Error
Clear Autofeed Rise Error
False Autofeed Rise Error
Autofeed Falling Interrupt Error
Clear Autofeed Fall Error
Once the maximum count is reached the test stops. The power
indicator goes on solid and the final results display.
Press Return/Stop to exit the test.
Serial Wrap Test
This test is used to check the operation of the Serial Port Hardware
using a wrap plug. Each signal is tested.
Diagnostic Aids
3-11