Read Sharp MX-LCX3N (serv.man8) Service Manual online
MX-LCX3N EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 – 1
MX-LCX3N
Service Manual
[4] EXTERNAL VIEWS AND INTERNAL STRUCTURES
1. Motor, clutch, solenoid
No.
Parts
Code
Signal name
Name
Type
Function/Operation
Active condition
1
LPFM
LPFM
Transport motor
Brushless motor
Drives the paper feed, and the paper
transport section.
transport section.
CN-G
5pin
5pin
→ Motor rotation clock
4pin
→ Sync signal: Normal HIGH
3pin
→ Enable signal: LOW when rotating
2
LLM
LLM
Lift motor
Brush motor
Lifts or lowers the paper feed table.
CN-B
Lifting: 10pin "24V", 15pin "L"
Lowering: 10pin "L", 15pin "24V"
Lifting: 10pin "24V", 15pin "L"
Lowering: 10pin "L", 15pin "24V"
3
LPFS
LPFS
Paper feed solenoid
Presses the paper pickup roller onto paper.
CN-E 8pin
ON: "L"
OFF: "24V"
ON: "L"
OFF: "24V"
4
LTLS
LTLS
Tray lock solenoid
Controls ON/OFF of the tray lock.
CN-D
Lock: "L" ("24V" after 0.5sec)
Release: "L" ("24V" after 0.5sec)
Lock: "L" ("24V" after 0.5sec)
Release: "L" ("24V" after 0.5sec)
5
LTRC
LTRC
Transport clutch
Controls ON/OFF of the transport roller.
CN-F 15pin
ON: "L"
OFF: "24V"
ON: "L"
OFF: "24V"
6
LPFC
LPFC
Paper feed clutch
Controls ON/OFF of the paper feed roller.
CN-F 11pin
ON: "L"
OFF: "24V"
ON: "L"
OFF: "24V"
7
LFAN
LFAN
Separation assist
fan
fan
Brushless motor
Assists feeding of paper.
CN-D 15, 16pin
ON: "L"
OFF: "5V"
ON: "L"
OFF: "5V"
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