MX3500N ELECTRICAL SECTION 11 – 31
DSW_C Tray 1 and 2 transport cover
open/close detection
Detects the tray 1 and 2 transport
cover open/close.
DSW-F Front door open/close switch
[Micro switch]
Detects open/close of the front door,
and turns ON/OFF the power line of
the fusing motor and the LSU laser.
DSW-R Right door open/close switch
[Micro switch]
Detects open/close of the right door,
and turns ON/OFF the power line of
the fusing motor and the LSU laser.
DVM_CL Developing drive motor (CL)
[Brush-less motor]
Drives the developing section (CL).
DVM_K Developing drive motor (K)
[Brush-less motor]
Drives the developing section/transfer
section (K).
F1 Fuse (20A 125V) AC power
PWB
F1 Fuse (200mA 250V) LCD INV
PWB
F1 Fuse (1.25A250V) CL invertor
PWB
F2 Fuse (20A 125V) AC power
PWB
F3 Fuse (T2AH250V) AC power
PWB
F4 Fuse (T2AH250V) AC power
PWB
F101 Fuse (125V 12A) DC power
PWB
F102 Fuse (T1AH250V) DC power
PWB
F103 Fuse (T8AH250V) DC power
PWB
F201 Fuse (T6.3AH250V) DC power
PWB
F202 Fuse (T6.3AH250V) DC power
PWB
F203 Fuse (T6.3AH250V) DC power
PWB
F204 Fuse (T6.3AH250V) DC power
PWB
F205 Fuse (T6.3AH250V) DC power
PWB
F301 Fuse (T5AH250V) DC power
PWB
FUM Fusing drive motor
[Stepping motor]
Drives the fusing unit.
HDDFM HDD cooling fan motor Cools the HDD.
HL_LM Heater lamp lower main Heats the lower heat roller. (Main)
HL_UM Heater lamp upper main Heats the upper heat roller. (Main)
HL_US Heater lamp upper sub Heats the upper heat roller. (Sub)
HLTS1 Thermostat (Fusing unit) Prevents against overheating of the
fusing roller.
HLTS2 Thermostat (Fusing unit) Prevents against overheating of the
fusing roller.
HLTS3 Thermostat (Fusing unit) Prevents against overheating of the
fusing roller.
HOPS Shifter home position detection Detects the shifter home position.
LSUSS1 LSU shutter solenoid
[Electromagnetic solenoid]
Opens/closes the LSU shutter.
MHPS Scanner home position sensor
[Transmission type]
Detects the scanner home position. Home
position
MIM Scanner motor [Stepping motor] Drives the scanner (reading) section.
MPED Manual feed paper empty
detection [Transmission type]
Detects the manual feed paper empty.
MPFD Manual feed paper entry detection
[Transmission type]
Detects the manual feed paper entry.
MPFS Paper pickup solenoid (Manual
paper feed) [Electromagnetic
solenoid]
Paper pickup solenoid (Manual paper
feed)
MPGS Manual paper feed gate solenoid
[Electromagnetic solenoid]
Controls open/close of the manual
paper feed gate solenoid.
MPLD Manual feed paper length detector Detects the manual paper feed tray
paper length.
Manual
paper
feed unit
Signal
name
Name Function/Operation
Connector level Connector
No.
Pin
No.
PWB
name
Note
“L” “H”
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