Duplo DP-S Series, Service Manual

Page: 68 / 298

67
c
Paper Feed Section
chap.2
¡ When there is no paper : ¡ When there is paper placed :
(5) Paper Sensor
Description
Circuits
Operation
Senses presence/absence of paper in the feed tray. When the paper in the tray runs out, the message "NO
PAPER" is displayed and printing stops.
When there is no paper, the sensor is in the state of photopassing(open). When paper is placed inside, the
sensor is in the state of photointerrupting(close). When an absence of paper is detected, the message "NO
PAPER" is displayed on the LCD panel.
2
When absence of paper is sensed, platemaking, printing and test printing are not possible.
2
If the paper runs out during printing, "NO PAPER" is displayed on the LCD panel, printing is stopped, and
the feed tray descends to its lower limit position.
2
If the paper runs out during platemaking, operation continues until the end of the platemaking process,
then operation stops (without proceeding to the printing process), and the feed tray descends to its lower
limit position.
R8S02053
R8S02E19e
Photointerrupting
Photopassing
Paper
Paper sensor