Panasonic Workio DP-3030, Service Manual

Page: 249 / 486

249
DP-2330/3030
MAR 2005
Ver. 2.1
DP-2310/3010
2. Sheet Bypass (For DP-2310/3010)
< NP Sensor Operation >
a. The NP Actuator attached to the Paper Feed Unit determines if there is paper in the paper tray.
b. The paper in the paper tray lowers the NP Actuator and the NP Sensor (1045) actuates.
< Sheet Bypass Operation >
a. When the printing operation begins, the PRINT (Print Request Signal) turns On and the Main Motor
(907) starts driving the Gears.
b. The Clutch (1105) is energized for a specified period of time and turns ON. This activates the Feed
Roller (1244). The paper is raised by the Pressure Plate (1237) and transported to the Separator
Pad (1242). The paper is separated into individual sheets by the Separator Holder (1209).
c. The paper is transported to the Registration Roller (1121), activating the Registration Sensor (1045).
d. After a specified period of time, the Clutch (1105) is turned ON and the Registration Roller (1121)
and the Registration Pinch Roller start rotating. The paper is transported to the OPC drum area.
After lowering the Pressure Plate (1237) during the specified period of time, the Clutch is turned
OFF and the Feed Roller (1244) stops rotating.
e. After the trailing edge of the paper passes the Registration Sensor (1045) and after a specified
period of time, the Clutch (1105) is turned OFF. The Registration Roller and the Registration Pinch
Roller stop rotating.
Separator Pad (1242)
Separator Holder (1209)
NP Sensor (1045)
NP Actuator (1210)
Pressure Plate (1237)
Feed Roller (1244)