Read Sharp MX-5500N / MX-6200N / MX-7000N (serv.man50) Service Manual online
MX-7000N ELECTRICAL SECTION 11 – 50
TH_UM
Contact thermistor UM
(Upper Main)
(Upper Main)
Detects the temperature of
the heat roller.
the heat roller.
-
-
CN12
8
PCU
Analog
detection
detection
TH_US
Contact thermistor US
(Upper Sub)
(Upper Sub)
Detects the temperature of
the heat roller.
the heat roller.
-
-
CN12
10
PCU
Analog
detection
detection
TH1
LSU thermistor 1
[Temperature sensor]
[Temperature sensor]
Detects the temperature of
the LSU.
the LSU.
-
-
CN8
11
PCU
Analog
detection
detection
TH1_AD1/AD2
Non-contact thermistor
(Upper Main)
(Upper Main)
Detects the temperature of
the heat roller.
the heat roller.
-
-
CN12
16/2
PCU
Analog
detection
detection
TH2
LSU thermistor 2
[Temperature sensor]
[Temperature sensor]
Detects the temperature of
the LSU.
the LSU.
-
-
CN8
12
PCU
Analog
detection
detection
THPS
Secondary transfer
separation drive sensor
[Photo interrupter]
separation drive sensor
[Photo interrupter]
Detects separation of
secondary transfer.
secondary transfer.
-
Contact
CN18
8
PCU
TM_C
Toner motor C
[Synchronous motor]
[Synchronous motor]
Transports toner from the
toner cartridge to the
developing unit.
toner cartridge to the
developing unit.
-
-
CN10
27, 28
PCU
Drives with
2-phase signals.
2-phase signals.
TM_K1
Toner motor K1
[Synchronous motor]
[Synchronous motor]
Transports toner from the
toner cartridge to the
developing unit.
toner cartridge to the
developing unit.
-
-
CN10
23, 25
PCU
Drives with
2-phase signals.
2-phase signals.
TM_K2
Toner motor K2
[Synchronous motor]
[Synchronous motor]
Transports toner from the
toner cartridge to the
developing unit.
toner cartridge to the
developing unit.
-
-
CN10
19, 21
PCU
Drives with
2-phase signals.
2-phase signals.
TM_M
Toner motor M
[Synchronous motor]
[Synchronous motor]
Transports toner from the
toner cartridge to the
developing unit.
toner cartridge to the
developing unit.
-
-
CN10
20, 22
PCU
Drives with
2-phase signals.
2-phase signals.
TM_Y
Toner motor Y
[Synchronous motor]
[Synchronous motor]
Transports toner from the
toner cartridge to the
developing unit.
toner cartridge to the
developing unit.
-
-
CN10
24, 26
PCU
Drives with
2-phase signals.
2-phase signals.
TNFD
Waste toner full detection
[Photo interrupter]
[Photo interrupter]
Detects the full state of waste
toner.
toner.
-
Full
CN3
30
PCU
TRC1
Vertical transport clutch
upper
[Electromagnetic clutch]
upper
[Electromagnetic clutch]
Controls ON/OFF of the
vertical transport roller.
vertical transport roller.
ON
OFF
CN4
6
PCU
TRC2
Vertical transport clutch
lower
[Electromagnetic clutch]
lower
[Electromagnetic clutch]
Controls ON/OFF of the
vertical transport roller.
vertical transport roller.
ON
OFF
CN3
10
PCU
TURM
Secondary transfer
separation drive motor
[Brush motor]
separation drive motor
[Brush motor]
Performs separation in the
secondary transfer.
secondary transfer.
Stop
Separation/
Contact
CN18
6
PCU
VFM_C
Machine inside ventilation
fan motor (Center)
fan motor (Center)
Exhausts air from the
machine.
machine.
Drive
Stop
CN19
1
PCU
VFM_C_LD
Machine inside ventilation
fan motor (Center) lock
fan motor (Center) lock
Detects the machine inside
ventilation fan motor (center)
lock.
ventilation fan motor (center)
lock.
-
Lock
detected
CN18
29
PCU
VFM_R
Machine inside ventilation
fan motor (Right)
fan motor (Right)
Exhausts air from the
machine.
machine.
Stop
Drive
CN15
15
PCU
VFM_R_CNT
Machine inside ventilation
fan motor (Right) control
fan motor (Right) control
Controls the machine inside
ventilation fan motor (right)
RPM.
ventilation fan motor (right)
RPM.
-
-
CN15
17
PCU
PWM drive
VFM_R_LD
Machine inside ventilation
fan motor (Right) lock
fan motor (Right) lock
Detects the machine inside
ventilation fan motor (right)
lock.
ventilation fan motor (right)
lock.
-
Lock
detected
CN15
20
PCU
VTOD
Right transport unit open/
close sensor
[Photo interrupter]
close sensor
[Photo interrupter]
Detects open/close of the
right transport unit.
right transport unit.
Open
Close
CN3
20
PCU
WEB_END
Web end sensor
[Mechanical switch]
[Mechanical switch]
Detects the web end.
END
Detection
-
CN12
9
PCU
WEB_INL
Web presence detection
[Mechanical switch]
[Mechanical switch]
Detects presence of the web.
YES
NO
CN12
11
PCU
WEBM
Fusing web cleaning motor
[Synchronous motor]
[Synchronous motor]
Drives the fusing web
cleaning paper.
cleaning paper.
-
-
CN8
10, 12
Driver
Drives with
2-phase signals.
2-phase signals.
WH_SW
Dehumidifying heater SW
[Seesaw switch]
[Seesaw switch]
Controls ON/OFF of the
power of the dehumidifying
heater.
power of the dehumidifying
heater.
WTM_D
Waste toner drive motor
[DC brushless motor]
[DC brushless motor]
Stirs waste toner.
Drive
Stop
CN3
18
PCU
WTM_CLK
Waste toner drive motor
[DC brushless motor]
[DC brushless motor]
Controls the waste toner drive
motor RPM.
motor RPM.
-
-
CN3
16
PCU
PWM drive
WTM_LD
Waste toner drive motor lock
Detects the waste toner drive
motor lock.
motor lock.
-
Lock
detected
CN3
12
PCU
Signal name
Name [Type]
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
NOTE
"L"
"H"
Click on the first or last page to see other MX-5500N / MX-6200N / MX-7000N (serv.man50) service manuals if exist.