Rap 05: Ribbon Feed Problem - OKIDATA Pacemark 3410 Service Handbook

RAP 05: Ribbon Feed Problem

START.
Remove the ribbon cartridge.
Rotate the ribbon cartridge ribbon feed knob.
Does it rotate smoothly?
NO Has the lock mechanism on the ribbon been disengaged?
YES Replace the ribbon cartridge.
NO Disengage the lock mechanism.
YES Replace the ribbon. Slide the carriage from the the left to the right.
Does the ribbon feed shaft rotate?
NO Replace the ribbon feed assembly.
YES Verify that the ribbon feed shaft is correctly engaged with the ribbon feed roller of
the ribbon cartridge.
Pacemark 3410 Service Handbook 4 - 27 Failure Analysis