HP 7640 printer. Does not start when pushing the screen. After good service for several years. Green light shining where electricity goes in! But no action when pushing the screen. Can I restart manually? Or what to do?
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HP 7640 printer. Does not start when pushing the screen. After good service for several years. Green light shining where electricity goes in! But no action when pushing the screen. Can I restart manually? Or what to do?