Optional Cassette Paper Feed Section - Epson AcuLaser M2000D Service Manual

AcuLaser M2000D/M2000DN/M2010D/M2010DN

2.3.4 Optional cassette paper feed section

PF paper feed
sensor (PF paper feed sensor)
Top Feeder
cover pin
PF Main
Board
Top
frame
PF paper
sensor
Bottom
plate
Actuator
(PF paper
sensor)
Pickup
Cassette base
roller
PF cassette Bottom
switch pad
Figure 2-28. Optional cassette paper feed section
OPERATING PRINCIPLES
Actuator Cassette
holder
Feed Middle PF middle
bracket roller pulley
Retard Retard
holder guide
Paper Retard
feed roller roller
Printer
LVPS
Paper feeder 1
PF Main Board
PF cassette
Cassette
switch
cover
Cassette
open/close
detection circuit
PF paper
sensor
Paper
detection
circuit
Paper Feed
Main Board ASSY.
Paper feeder
+3.3 V
PFSEL UART
interface connector
+24 V
CPU
Control
PFSEL signal circuit
processing
Paper feeder
+3.3 V PFSEL UART
interface connector
+24 V
Paper feeder 2
Figure 2-29. Paper feeder block diagram
Revision B
PF paper
feed sensor
PF paper
feed motor
PF paper
feed clutch
PF paper
conveying clutch
31
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