: Wipe the sensor (located above the drum area) to remove any ink or dust that might be causing a false reading. Troubleshooting "False" Errors
: Regularly check for and install firmware updates. These updates often include fixes for known issues and improvements to machine performance. riso error a16-525
may need compensation if the sensor is looking at the wrong spot. For example, on certain MZ/RZ models, service parameter : Wipe the sensor (located above the drum
: Experienced users sometimes adjust the drum's resting angle using on certain MZ/RZ models