Cleaning the Ribbon Cartridge Sensor

Cleaning the Ribbon Cartridge Sensor

Use this cartridge sensor cleaning procedure only if your printer begins having problems detecting ribbon cartridges.
Only clean the ribbon cartridge sensor's contact pins when the cartridges are failing detection.
  1. Clean the ribbon cartridge sensor interface contact pins (1) with a gentle wiping from right to left. Up and down motions may damage the pins.
    Shows the Ribbon Cartridge Sensor Pins.