Read Sharp MX-6201N / MX-7001N (serv.man23) Service Manual online
MX-7001N ELECTRICAL SECTION 11 – 47
STRRBC
DSPF No. 1 resist roller
brake clutch
[Electromagnetic clutch]
brake clutch
[Electromagnetic clutch]
No. 1 resist roller braking
SCU
STRRC
DSPF No. 1 resist roller
clutch [Electromagnetic
clutch]
clutch [Electromagnetic
clutch]
Controls ON/OFF of No. 1
resist roller.
resist roller.
SCU
STUD
DSPF paper feed tray upper
limit sensor
[Transmission type]
limit sensor
[Transmission type]
Detects the upper limit of the
paper feed tray.
paper feed tray.
Upper limit
SCU
T1LUD
Tandem tray 1 sensor
[Photo interrupter]
[Photo interrupter]
Detects lift-up of the tandem
tray 1.
tray 1.
Upper limit
-
CN5
23
PCU
T1PED
Tandem tray 1 sensor
[Photo interrupter]
[Photo interrupter]
Detects paper in the tandem
tray 1.
tray 1.
Paper NO
Paper YES
CN5
25
PCU
T1LUM
Paper tray lift-up motor
(Tandem tray 2)
[Brush motor]
(Tandem tray 2)
[Brush motor]
Drives the paper tray lift.
Stop
UP
CN6
17
PCU
T1PFC
Tandem tray 1 paper feed
clutch
[Electromagnetic clutch]
clutch
[Electromagnetic clutch]
Controls ON/OFF of the paper
feed tray in the tandem tray 1
paper feed section.
feed tray in the tandem tray 1
paper feed section.
ON
OFF
CN4
12
PCU
T1PPD1
Tandem tray 1 transport
sensor 1
[Reflection type sensor]
sensor 1
[Reflection type sensor]
Detects paper entry of tandem
tray 1.
tray 1.
Pass
-
CN5
21
PCU
T1PPD2
Tandem tray 1 transport
sensor 2
[Reflection type sensor]
sensor 2
[Reflection type sensor]
Detects the tandem tray 1
paper pass in the transport
roller.
paper pass in the transport
roller.
Pass
-
CN5
17
PCU
T1PUS
Paper pickup solenoid
(Tandem tray 1)
[Electromagnetic solenoid]
(Tandem tray 1)
[Electromagnetic solenoid]
Paper pickup solenoid
(Tandem tray 1)
(Tandem tray 1)
ON
OFF
CN5
33
PCU
T1SPD
Tandem tray 1 paper
remaining quantity detector
[Photo interrupter]
remaining quantity detector
[Photo interrupter]
Detects the remaining quantity
of paper in the tandem tray 1.
of paper in the tandem tray 1.
-
Remaining
quantity
66% or
less
CN5
29
PCU
T2LUD
Tandem tray 2 sensor
[Photo interrupter]
[Photo interrupter]
Detects the tandem tray 2 lift-
up.
up.
Upper limit
-
CN5
13
PCU
T2PED
Tandem tray 2 sensor
[Photo interrupter]
[Photo interrupter]
Detects paper in the tandem
tray 2.
tray 2.
Paper NO
Paper YES
CN5
15
PCU
T2LUM
Paper tray lift-up motor
(Tandem tray 2)
[Brush motor]
(Tandem tray 2)
[Brush motor]
Drives the paper feed tray lift.
Stop
UP
CN6
13
PCU
T2PFC
Tandem tray 2 paper feed
clutch
[Electromagnetic clutch]
clutch
[Electromagnetic clutch]
Controls ON/OFF of the paper
feed roller in the tandem tray 2
paper feed section.
feed roller in the tandem tray 2
paper feed section.
ON
OFF
CN4
10
PCU
T2PPD
Tandem tray 2 transport
detection
[Reflection type sensor]
detection
[Reflection type sensor]
Detects paper pass from the
tandem tray 2.
tandem tray 2.
Pass
-
CN3
9
PCU
T2PUS
Paper pickup solenoid
(Tandem tray 2)
[Electromagnetic solenoid]
(Tandem tray 2)
[Electromagnetic solenoid]
Paper pickup solenoid
(Tandem tray 2)
(Tandem tray 2)
ON
OFF
CN5
14
PCU
T2SPD
Tandem tray 2 paper
quantity detector [Photo
interrupter]
quantity detector [Photo
interrupter]
Detects the remaining quantity
of paper in the tandem tray 2.
of paper in the tandem tray 2.
-
Remaining
quantity
66% or
less
CN5
27
PCU
TANCL
Tandem tray transport clutch
[Electromagnetic clutch]
[Electromagnetic clutch]
Controls ON/OFF of the paper
transport roller in the tandem
tray section.
transport roller in the tandem
tray section.
ON
OFF
CN4
8
PCU
TANDH
Tandem tray dehumidifying
heater
heater
Dehumidifies paper.
TANSET
Tandem tray installation
detection [Photo interrupter]
detection [Photo interrupter]
Detects insertion and removal
of the tandem tray.
of the tandem tray.
Pull our
Insertion
CN3
32
PCU
TBBOX
Waste toner box sensor
[Photo interrupter]
[Photo interrupter]
Detects installation of the
waste toner box.
waste toner box.
NO
Install
CN8
28
PCU
TBLTB
Transfer belt separation
sensor BK [Photo interrupter]
sensor BK [Photo interrupter]
Detects the transfer belt
separation BK.
separation BK.
-
BK position
CN15
4
PCU
TBLTC
Transfer belt separation
sensor Cl [Photo interrupter]
sensor Cl [Photo interrupter]
Detects the transfer belt
separation CL.
separation CL.
CL
position
-
CN9
18
PCU
TCS_C
Toner density detection C
(ATC) [Permeable sensor]
(ATC) [Permeable sensor]
Detects the toner density (C).
-
-
CN7
7
PCU
Analog
detection
detection
TCS_K
Toner density detection K
(ATC) [Permeable sensor]
(ATC) [Permeable sensor]
Detects the toner density (K).
-
-
CN9
19
PCU
Analog
detection
detection
TCS_M
Toner density detection M
(ATC) [Permeable sensor]
(ATC) [Permeable sensor]
Detects the toner density (M).
-
-
CN7
23
PCU
Analog
detection
detection
TCS_Y
Toner density detection Y
(ATC) [Permeable sensor]
(ATC) [Permeable sensor]
Detects the toner density (Y).
-
-
CN7
12
PCU
Analog
detection
detection
TFD
Main unit paper exit full
detection [Photo interrupter]
detection [Photo interrupter]
Detects the full state of the
face-down paper exit tray.
face-down paper exit tray.
Full
-
CN15
4
PCU
Signal name
Name [Type]
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
NOTE
"L"
"H"
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