Lexmark Optra S 4059 Series, Service Manual

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Diagnostic Aids
3-12
4059-XXX
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.
To run the Serial Wrap Test:
1. Disconnect the serial interface cable and install the wrap plug.
2. Select the appropriate Serial Wrap Test from the menu: Serial
Wrap, Serial 1 Wrap, Serial 2 Wrap or Serial 3 Wrap. P & F
represent the same numbers for DRAM.
– The power indicator blinks indicating the test is running.
3. This test runs continuously unless canceled by pressing Return/
Stop.