AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 7
Code
Signal
name
Name Function/Operation Type Model Note
MPED MPED Manual feed paper empty
detector
Manual paper feed tray paper empty
detection
Transmission type Manual paper feed unit
MPFD1 MPFD1 Manual feed paper pass
detector 1
Manual tray paper pass detection Transmission type Paper transport system
sensor
MPFPWS MPFPWS Manual feed paper width
detector
Manual feed paper width detection Volume resistor Analog detector
MPLD1 MPLD1 Manual feed paper length
detector 1
Manual paper feed tray paper length
detection (Paper feed side)
Transmission type Manual paper feed unit
MPLD2 MPLD2 Manual feed paper length
detector 2
Manual paper feed tray paper length
detection (Outside)
Transmission type Manual paper feed unit
MTOP1 MTOP1 Manual tray pull-out position
detector 1
Manual paper feed tray pull-out position
detection (Storing position)
Contact type Manual paper feed unit
MTOP2 MTOP2 Manual tray pull-out position
detector 2
Manual paper feed tray pull-out position
detection (Pull-out position)
Contact type Manual paper feed unit
DSW-R DSW-R Manual feed unit open/close
detector
Manual paper feed unit open/close
detection, main charger power/
developing bias power line open/close
Micro switch
MPFC MPFC Paper feed clutch (Manual
paper feed)
Manual paper feed section paper feed
roller ON/OFF control
Electromagnetic
clutch
MFPUS MFPUS Paper pickup solenoid
(Manual paper feed)
Presses the paper pickup roller onto
paper.
Electromagnetic
solenoid
MPFGS MPFGS Manual paper feed gate
solenoid
Manual feed gate solenoid open/close
control
Electromagnetic
solenoid
No. Name Function
1 Separation roller (Manual paper feed tray) Separates paper to prevent against double feed.
2 Paper feed roller (Manual paper feed tray) Feeds paper to the paper transport section.
3 Paper pickup roller (Manual paper feed tray) Sends paper to the paper feed roller.
4 Torque limiter A fixed level of resistance is applied to the paper separation roller to prevent against double
feed.
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