PRINTER REPAIR SERVICE NO FURTHER A MYSTERY

ensure the I/O cable isn’t harmed. Examine If your I/O port on the printer is broken or not. Also Verify the EIO card within slot X of your respective HP LaserJet printer. Test to see if it has overflowed. PS mistakes refer to a postscript firmware issue. For this you will need to get a new firmware chip on your HP LaserJet to operate Commonly a