Asf Paper Feed Mechanism; Rear Manual Insertion Sensor; Paper Feed Mechanism Sensors - Epson Stylus Pro 4400 Service Manual
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- Reference manual (396 pages) ,
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EPSON Stylus Pro 4400/4450/4800/4880/4880C
Rear Manual Insertion Sensor
This reverse tension switch sensor (mechanical contact) is mounted at the
rear surface of the printer. The sensor detects paper being fed from the
manual insertion slot.
P_THICK_0.3 Sensor
PF Encoder Sensor
Figure 2-30. Paper Feed Mechanism Sensors
Operating Principles
P_THICK_0.8 Sensor
Rear Manual Insertion Sensor
PE Sensor
Printer Mechanism Components
2.2.5.1 ASF Paper Feed Mechanism
This printer is equipped with an ASF Unit for feeding cut sheet paper.
Operating principles of the ASF Unit are described below.
ASF Phase Sensor
LD Roller
Detector
Wheel
Figure 2-31. ASF Paper Feed Mechanism
Revision C
ASF Paper Sensor
LD Roller
ASF Unit
134
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