Epson Stylus Pro 3800 Service Manual page 51

Epson Stylus Pro 3800/3800C/3850/3880/3885/3890
REAR MANUAL BYPASS
When the prescribed time has passed since a paper was supplied from the feeder on the
rear of the printer and the PE sensor detected the paper, the PF roller starts to transport
the paper.
FRONT MANUAL BYPASS
The status of the board paper tray that is used for the front manual feeding is detected
by the leaf switch. The leaf switch is moved by the Board Paper Guide Cam which
moves together with the board paper tray, and according to the switch position, the
board paper tray status is detected.
Leaf Switch
Figure 2-26. Board Paper Tray Open Sensor
OPERATING PRINCIPLES
Board Paper Tray
Board Paper
Guide Cam
Tray Closed
Tray Open
Paper Feed Mechanism
Revision C
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