Duplo Duprinter DP-43S - Page 372

372
z Electorical Parts Layout and Their Functions
chap.8
5) Ink Detection PCB unit
VR / LED
VR1
LED
Functions
* Adjusting the ink detection sensitivity
Lights up when ink OK is detected.
* Adjusted at the factory. Do not change.
VR 1
CN 1
LED
CN 7
CN 6
CN 2
CN 1
CN 5
CN 1
VR 1
6) Thermal Head PCB unit
7) End Mark Sensor PCB unit
VR
VR1
Functions
Adjusting the photo-receiving sensitivity