Electronics Test
The purpose of this test is to verify the operation of the FIBIS Column address and the shuffler.
THIS TEST HAS BEEN FOUND TO BE VERY UNSTABLE DUE TO SOME INTERACTIONS BETWEEN SOME OF THE COMPONENTS OF THE ELECTRONICS MODULE. IT IS SOMETIMES IMPOSSIBLE TO EXIT THIS TEST WITHOUT SWITCHING OFF THE PRINTER.
Perform the Electronics test as follows:
1In service mode 1, press Electronics Test (Media Source and Reprint Keys).
2The test will start and all the LEDs will turn OFF. There will be no movement in the Printer and you must wait for the Front+Panel to indicate if the test has passed or failed.
3If the test passes, the Sheet LED (LED O) will light up.
4If the test fails, the Sheet LED (LED O) will start to flash.
5The test continuously repeats itself until you press the Cancel and Media Source keys.
If the bail fails the test, try replacing the following component:
1 Electronics Module ' page 813.
Service Tests | HP DesignJet 430, 450C and 455CA Printers |