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EPSON AcuLaser C1100 Revision B
OPERATING PRINCIPLES Paper Feed 97
2.4.3 500 Paper Feeder
MAIN FUNCTIONS
CONNECTOR (HARNESS-ASSY FEED1)
This is used for performing communications with the main unit and supplying
power to the Paper Feeder.
PWBA TRAY 500
Controls Motors and Sensors in the 500 Paper Feeder.
500 PAPER CASSETTE ASSY
The Paper Cassette Tray can load 500 sheets of paper.
GUIDE PAPER L ASSY 500 / GUIDE PAPER R ASSY 500
GUIDE PAPER L ASSY 500 and GUIDE PAPER R ASSY 500 move crossways
of the paper feed direction, and true up the left and right edges of sheets of paper.
GUIDE END ASSY
The GUIDE END ASSY moves parallel to the paper feed direction, and true up
the top and bottom edges of sheets.
PLATE ASSY BOTTOM 500
The PLATE ASSY BOTTOM 500 locks on the bottom side when the 500 PAPER
CASETTE ASSY is drawn out of the Paper Feeder. When the 500 PAPER
CASETTE ASSY is inserted into the Paper Feeder, the PLATE ASSY BOTTOM
is unlocked, and paper is pressed against the ROLL ASSY FEED 500 by the force
of the spring.
MOTOR ASSY FEEDER
The MOTOR ASSY FEEDER drives the ROLL ASSY FEED 500 and ROLL
ASSY TURN 500.
ROLL ASSY TURN 500
Feeds the paper fed by the ROLL ASSY FEED 500 to the registration section.
SENSOR T/R
This sensor detects that paper is fed from the 500 PAPER CASSETTE ASSY.
(No paper state : Shielding the sensor)
SENSOR NO PAPER
The SENSOR NO PAPER detects the presence of paper. When the printer runs out
paper, the actuator of the sensor comes down by its own weight to shield the
sensor, and the no paper state is detected. (No paper state : Shielding the sensor)
SWITCH FEEDER DOOR
SWITCH FEEDER DOOR detects whether the Tray door is opened or closed.
Figure 2-37. Main Components of 500 Paper Feeder (1)
Figure 2-38. Main Components of 500 Paper Feeder (2)
Leg_Sec06_052EB
500 PAPER CASSETTE ASSY
GUIDE PAPER L ASSY 500
PLATE ASSY BOTTOM 500
GUIDE PAPER R ASSY 500
GUIDE END ASSY
MOTOR ASSY FEEDER
CONNECTOR
SWITCH FEEDER DOOR
SOLENOID FEED
ROLL ASSY TURN 500
SENSOR T/R
HOLDER ASSY RETARD 500
ROLL ASSY FEED 500
SENSOR NO PAPER
PWBA TRAY 500
PWBA MOT
Leg_Sec06_053EB