Press and hold down the PAPER FEED button.Ĥ. HP Deskjet 400 series printers HP Deskjet 400, 400L, and 420c series printers Running a self-testĢ. PRMA = premium paper Skew measurement testĢ.The third line says MS Result and will be followed by one of the codes listed below: Pages will print with the name of the printer, the serial number of the printer, and a code indicating the type of media being used. Press CANCEL after printing one or two pages. Pages will continuously print until the CANCEL button is pressed.Ģ.

The following test will identify the type of media in the IN tray. Press the CANCEL ( X ) button three times.Ĥ. Two-sided printing module (duplexer) testĢ. NOTE: To cancel the 'Continuous H' test page, press the CANCEL button once. Running a self-test Running a self-testĤ. Press and hold the RESUME button until the printer starts printing.ģ.

The tests do not verify that the computer and printer connections are working properly. The internal tests can be used to verify that the printer's internal firmware is functioning properly. This document explains how to perform built-in internal tests on specific HP Deskjet printers.

For any test page or network page press (ctrl +F )key from the key board and type the model no or first two digit of the model no series. these all the information has been taken from hp.com, you can find these information very easily at hp.com.

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