6-20 Removal and Replacement
Ribbon Index Sensor
Removal Procedure
1. Unplug the printer.
2. Remove the ribbon cartridge and cleaning roller.
3. Remove the
Main Enclosure (p. 6-8).
4. Optional: For easier access, you may choose to remove the
Ribbon Guide
(p.
6-42).
5. Unplug the sensor from the main control board.
6. Pull the sensor off the mounting post on the ribbon guide. Pry underneath
with a screwdriver if necessary.
Replacement Notes
• Route the cable through the ribbon guide as shown below.
• Refer to the Front Wire Routing and Functional Block Diagram for
replacement details.
• Use the sensor display in Diagnostics to verify the sensor changes state as the
ribbon is advanced.