Push the print head release lever and install the label through the damper, media sensor, and label guide to install the media. (Picture 1)
Move the media sensor by adjusting the media sensor position adjustment knob, make sure the gap or black mark sensor is at the location where media gap/black mark will pass through for sensing. (Picture 2)
Adjust the label guide to fix the media position. (Picture 3)
Close the print head.
*Please install the media through the media sensor.
* The sensor location is marked by a triangle mark ▽ (gap sensor) and arrow mark↓
(black mark sensor) at the sensor housing.
* The media sensor position is movable, please make sure the gap or black mark is at the
location where media gap/black mark will pass through for sensing.

Label/Ribbon Replacement using MB240T Printer