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Adjusting the Ribbon Sensors
Monitor the Ribbon Sensor R, C (VR2, VR4) as follows.
①
Turn the printer ON.
②
Run OP2-Tools and select the printer to be adjusted.
③
Run the OP2-Tools Sensor Monitor, and begin measuring.
④
Set the ribbon so that the Cyan area is over the sensor.
※
Use an unused section of ribbon.
⑤
Manually rotate the head up roller, so that the shading plate is positioned to block the sensor.
⑥
Adjust each ribbon sensor.
⑦
Slowly rotate the ribbon uptake gear, and check the voltage as the ribbon mark (black area) passes
each sensor..
⑧
Turn the power OFF, then ON, and return the head up cam to its home position.
Ribbon sensor
Shade plate
Ribbon rewind gear
Shade plate and sensor
Sensor
