MX3500N ELECTRICAL SECTION 11 – 32
MPUC Manual paper feed clutch
[Electromagnetic clutch]
Controls ON/OFF of the manual paper
feed roller in the manual paper feed
section.
MPWD Manual paper feed tray paper
width detector [Volume resistor]
Detects the manual paper feed tray
paper width.
MSW Main SW [Seesaw switch] Turns ON/OFF the main DC power
source.
MTOP1 Manual paper feed tray pull-out
position detector 1
[Transmission type]
Detects the manual paper feed tray
paper pull-out position (storing
position).
Manual
paper
feed unit
MTOP2 Manual paper feed tray pull-out
position detector 1
[Transmission type]
Detects the manual paper feed tray
paper pull-out position (pull-out
position).
Manual
paper
feed unit
OCSW Original cover SW [Transmission
type]
Document size detection trigger. Close Open
OSM Shifter motor [Stepping motor] Performs offset of paper.
OZFM Ozone fan motor Exhausts ozone.
PCS_CL/K Process control sensor
[Reflection type]
Detects the toner patch density.
PCSS Process control shutter solenoid
[Electromagnetic solenoid]
Opens/closes the shutter of the
process control and the registration
sensor.
PFM PS front motor [Stepping motor] Drives transport between the resist
roller and the paper feed section,
transport between the resist roller and
the right door section.
PGM Polygon motor
[DC brushless motor]
Scans the laser beam.
POD1 Fusing after-detection
[Transmission type]
Detects the paper exit from fusing.
POD2 Paper exit detection
[Transmission type]
Detects the paper from paper exit.
POD3 Right tray paper exit detection Detects the paper exit to right tray.
POFM_F Paper exit cooling fan motor
(F side)
Cools the fusing unit.
POFM_R Paper exit cooling fan motor
(R side)
Cools the fusing unit.
POM Paper exit drive motor
[Stepping motor]
Drives the paper exit roller.
PPD1 Registration pre-detection
[Transmission type]
Detects the paper in front of resist
roller.
PPD2 Registration detection Detects the paper in rear of resist
roller.
PSFM Power cooling fan motor Cools the power unit.
PWRSW Operation panel power switch
[Push switch]
Outputs the ON/OF control signal of
the DC power source.
REGS_F/R Resist sensor [Reflection type] Detects the resist shift.
RRM Registration motor
[Stepping motor]
Drives the resist roller and controls
ON/OFF.
TCS_C Toner density sensor
[Magnetic sensor]
Detects the toner density (C).
TCS_K Toner density sensor
[Magnetic sensor]
Detects the toner density (K).
TCS_M Toner density sensor
[Magnetic sensor]
Detects the toner density (M).
TCS_Y Toner density sensor
[Magnetic sensor]
Detects the toner density (Y).
TFD2 Paper exit full detection
[Transmission type]
Detects the face down paper exit tray
full
TFD3 Right tray paper exit full detection Detects the right tray paper exit full.
TH_M/
HUD_M
Temperature/humidity detection Detects the temperature/humidity.
TNM_C Toner motor C
[Synchronous motor]
Transports toner from the toner
cartridge to the developing unit.
TNM_K Toner motor K
[Synchronous motor]
Transports toner from the toner
cartridge to the developing unit.
TNM_M Toner motor M
[Synchronous motor]
Transports toner from the toner
cartridge to the developing unit.
TNM_Y Toner motor Y
[Synchronous motor]
Transports toner from the toner
cartridge to the developing unit.
VR201 Volume +12V output adjustment DC power
PWB
VR203 Volume +24V output adjustment DC power
PWB
Signal
name
Name Function/Operation
Connector level Connector
No.
Pin
No.
PWB
name
Note
“L” “H”
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