Monarch 9820 Service Manual page 25

9820/9830/9835 Service Manual
PROBLEM
Partially printed data
Printing shadows or smears
Light printing
Heavy printing
Voids in printing
16
SUGGESTED ACTION
Check for status code on LCD.
Verify wide/narrow printhead adjustment.
Perform sensor display service test.
Verify ribbon installed correctly.
Confirm ribbon feed operation.
Clean printhead.
Confirm supply sensor operation.
Send a packet you know has no syntax errors.
Check status code on LCD.
Verify wide/narrow printhead adjustment.
Perform contrast sensor display service test using SENDFILE.
Verify supply installed correctly.
Verify ribbon installed correctly.
Confirm stock feed operation.
Confirm ribbon feed operation.
Clean printhead.
Check status code on LCD.
Verify wide/narrow printhead adjustment.
Perform contrast sensor display service test using SENDFILE.
Adjust contrast.
Verify ribbon installed correctly.
Confirm ribbon feed operation.
Check platen roller surface.
Clean printhead.
Check status code on LCD.
Perform contrast sensor display service test using SENDFILE.
Adjust contrast.
Verify correct stock/ribbon installed correctly.
Clean printhead.
Check status code on LCD.
Confirm test label printhead operation.
Perform printhead sensor display service test using
SENDFILE.
Replace printhead.
Confirm fault via immediate command service test.
Confirm test label printer config parameters.
Verify communication DIP switch settings.
Send a corrected format packet.
Perform terminal data transfer tests.
Replace Control Board Assy.
TC9830SM Rev. B 7/98 Confidential
Troubleshooting
July 1998