Specifications

Troubleshooting Symptom Charts/Miscellaneous - 11
Miscellaneous
Hexadecimal data
prints
Power printer off and then on.
Power supply goes
bad repeatedly
Verify that power supply and motor wires are not pinched. If
wires are pinched, lift mechanical assembly and reposition wires.
Ribbon jams or does
not advance
1 Check gear box on carrier assembly. Verify that gear with
cross (+) sticks through carrier assembly top plate and
engages ribbon cartridge.
2 Verify that ribbon wire is properly installed in gear box
3 Verify that print head wires are not striking platen too hard.
If they are, replace main board. If replacement of main board
does not correct problem, reinstall original main board and
replace print head.