9820/9830/9835 Service Manual Troubleshooting
16 TC9830SM Rev. B 7/98 Confidential July 1998
PROBLEM SUGGESTED ACTION
Partially printed data 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.
Printing shadows or smears 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.
Light printing 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.
Heavy printing Check status code on LCD.
Perform contrast sensor display service test using SENDFILE.
Adjust contrast.
Verify correct stock/ribbon installed correctly.
Clean printhead.
Voids in printing 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.