Lexmark 5021-0XX manual ROM memory test

5021-0XX

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	Clear Autofeed Rise Error
Autofeed Rising Interrupt Error	Autofeed Falling Interrupt Error
False Autofeed Rise Error
Clear Autofeed Fall Error

Once the maximum pass or fail count is reached, the test stops and the final test results are displayed.

3. Press Return or Stop to exit the test.

ROM memory test

The ROM memory test is used to check the validity of the RIP board code and fonts.

To run the ROM memory test:

1.Select ROM Test from the menu.

The power indicator blinks indicating the test is in progress. The test runs continuously.

2.Press Return or Stop to exit the test.

P:###### represents the number of times the memory test has passed and finished successfully. Initially 000000 displays with the maximum pass count being 999,999.

F:###### represents the time the memory test has failed and finished with errors. Initially 00000 displays with the maximum fail count being 99,999.

Each time the test finishes, the screen updates with the result. If the test passes, the pass count increases by 1, however if the test fails, one of the following messages displays for approximately 3 seconds:

•ROM checksum error

•ROM burst read error

3-10Service Manual