Troubleshooting For Print Quality Related Problems; Areas Don't Print Or Print Is Light - Star WinType 800C Technical Manual

TROUBLESHOOTING
2-4.

Troubleshooting for Print Quality Related Problems

2-4-1.

Areas don't print or print is light

Are there wrinkles
or inconsistencies in
the film roll?
No
Are some vertical dots
not printing over a
regular frequency?
No
Are there vertical lines
appearing in the print?
No
Are dots not being
printed in a certain pattern,
or are there abnormal
prints outside
of the printing range?
No
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
Yes
Film roll defective
Yes
Damage or warping to
the Platen Roller
Yes
Thermal Head is dirty
Yes
The Thermal Head is
disconnected.
Thermal Head failure
Engine PC Board failure Replace the Engine
Centronics I/F PC
Board failure
Diagnosis How to Handle
Replace the film roll.
Diagnosis How to Handle
Replace the Roller
Base Unit.
Diagnosis How to Handle
Clean the Thermal
Head.
Diagnosis How to Handle
Properly connect it.
Replace the Thermal
Head.
Diagnosis How to Handle
PC Board
Replace the Centron-
ics I/F PC Board.
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