HP LaserJet MFP E72530
Troubleshooting. Machine makes noise during print job
Symptom
Machine makes noise during a print job.
Cause
- The gear train needs to be greased.
- An old type gear is assembled.
Troubleshooting
- Enter service mode.
- Execute a fuser motor test.
Service Mode > Diagnostics > Engine Diagnostics > Engine Test Routines > Fuser Motor Forward - Remove the fuser unit and execute the fuser motor test again.
- If the printer still makes a noise during a print job, replace the DRIVE-FUSER EXIT assembly.
- If the problem is not resolved, replace the Fuser unit.