Epson StylusPro 10000 Service Manual page 75

EPSON Stylus Pro 10000/10000CF
The explanation of the sensor that is used in paper feed department is as follows.
o
P_FRONT sensor
Using the reflective optical sensor, it is attached to the paper guide L1 back. This
sensor detects the top of paper..
P_FRONT sensor
o
P_REAR sensor
Using the reflective optical sensor, it is attached to the H top cover back. The sensor
detects end of paper.
P_REAR sensor
Operating Principles
o
P_THICK sensor
Using the photo-interrupter, it is attached to the H top cover right side. The sensor lever
has a pressure/subordinate roller assembly. When paper loading, the lever position is
changed according to the paper thickness. Then the sensor detects the paper thickness.
Form kind
Thin paper
Thick paper
NOTE: 0.6-0.7mm form thickness uncertain which detection they become.
Printer Mechanism Components
P_THICK sensor
Table 2-5. Paper thick detection
Paper thickness Sensor output
0.6mm or less ON
0.7mm or more OFF
Revision B
Sensor lever
Output voltage
0.7V or more
2.4V or more
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