HP LaserJet Pro 400 MFP M425 - Perform a fax diagnostic test

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Perform a fax diagnostic test

From the product control panel, you can run a diagnostic test that provides information about the product

fax settings.


From the Home screen on the product control panel, touch the Setup button.


Open the following menus

System Setup

Self Diagnostics


Touch the

Run Fax Test

button to start the test. The product prints a test page that shows test results.

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