Service Manual
683311W
5-5
FAILURE
POSSIBLE CAUSE
5.4 DOCUMENT WRITE FAULTS
The head does not write
Faded printing
Stained printing
Incomplete printing
Unaligned printing
Deformed printing with
irregular spacings
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Ribbon cartridge not installed
Ribbon to be replaced (finished)
Ribbon cartridge fitted incorrectly
Incorrect setup parameters
Obstructions along carriage stroke
Closing levers open
Faulty print head
Faulty paper photosensor
Faulty head flat cable
Transport motor
Faulty main board
Paper feed belt adjustment
Needle-platen distance adjustment
Ribbon-needle protection fin adjust.
Paper photosensor adjustment
Print bar adjustment
Tab adjustment
Roller gears adjustment
Front pressure rollers adjustment
Carriage movement belt adjustment
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