Diagraph PA/4000, Service Manual, Page: 164 / 213

Technician's Guide 2-20
SYMPTOM CAUSE SOLUTION
Poor print quality. Not enough ribbon tension
Ribbon or labels not
webbed correctly
Dirty or bad printhead
A piece of label stock may
be stuck to the rollers
Incompatible label or
ribbon stock
Darkness setting
• Tighten ribbon (see Section 2 for more
information).
• Re-web ribbon or labels. NOTE: If the
ribbon is placed in the PA/4000
backwards, you must clean the
printhead before re-webbing the
ribbon.
• Replace printhead.
• Remove any stray label stock.
• Be sure you are using the correct label
and ribbon stock.
•
Check the label format and adjust the
Darkness setting using Performance
Series software and/or the hand-held
terminal.
Intermittent missed label
on box. Line moving too fast for
selected print speed • Select new print speed with your
labeling software package.