Instruction manual

3–24 Troubleshooting
RIBBON DRIVE
Instruction Indication Yes No
1. Cycle power: Power off
printer. Wait 15 seconds.
Power on printer.
“RIBBON DRIVE” message. Go to step 2. Return printer to
normal operation.
2. a) Power off printer.
b) Check cable connections
of both ribbon driver motors.
(Refer to Appendix A.)
Ribbon drive motor cables
connected properly.
Go to step 3. Attach ribbon
drive motor
cables. Go to step
3.
3. a) Power on the printer.
b) Using a screwdriver, short
across the ribbon guide
screws to reverse ribbon hub
motion.
c) Check for a ribbon drive
motor that will not wind
ribbon.
Both motors wind the ribbon. Replace the CMX
controller board.
Replace defective
ribbon drive motor.