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MX-LC17 N OPERATIONAL DESCRIPTIONS 4 – 1
MX-LC17 N
Service Manual
[4] OPERATIONAL DESCRIPTIONS
1. Electrical and mechanical main parts location
Signal
name
Name
Type
Function/operation
LCCD
Connect sensor
Transmission type
Detects connection to the main unit.
LCLSW
Right door close switch
Micro switch
Detects open/close of the right door.
LDD
Tray lower limit sensor
Transmission type
Detects lower limit of the tray.
LLM
Lift motor
Brush motor
Lifts the paper feed table.
LLSW
Upper limit switch
Micro switch
Detects upper limit of the tray.
LPED
Tray paper empty sensor
Reflection type
Detects paper presence/empty on the paper tray.
LPFC
Paper feed clutch
Electromagnetic clutch
Controls ON/OFF of the paper feed roller.
LPFD
Paper transport sensor
Reflection type
Detects paper transport.
LPFM
Paper feed motor
Brushless motor
Drives the paper feed, and the paper transport section.
LPFPD
Paper transport sensor 2
Reflection type
Detects paper transport
LPFS
Paper feed solenoid
Electromagnetic solenoid
Controls the paper pickup roller.
LPUD
Paper upper surface sensor
Transmission type
Detects paper surface position
LRE
Lift motor encoder sensor
Transmission type
Detects the lift motor rotation.
LTRC
Transport clutch
Electromagnetic clutch
Controls ON/OFF of the transport roller.
LUD
Tray upper limit sensor
Transmission type
Detects the paper upper limit position.
LWRSW
Reverse winding detection switch
Micro switch
Detects lift motor reverse winding
No.
Name
Function/operation
1
Paper pickup roller
Feeds paper to the paper feed roller.
2
Paper feed roller
Feeds paper to the paper transport section.
3
Transport roller (Drive)
Transports paper from the paper feed roller to the main unit.
4
Transport roller (Idle)
Applies a pressure to paper and the transport roller to provide a transport power of the transport roller to
paper.
paper.
5
Separation roller
Separates paper to prevent double feed.
LRE
LPFC
LPFS
LPFM
LLM
LTRC
LCLSW
LDD
LWRSW
LCCD
LPFD
LPFPD
LLSW
LPED
LUD
LPUD
1
2
5
4
3
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