Read Sharp MX-6201N / MX-7001N (serv.man23) Service Manual online
MX-7001N ELECTRICAL SECTION 11 – 41
3. Signal list
Signal name
Name [Type]
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
NOTE
"L"
"H"
ADUGS
ADU gate solenoid
[Electromagnetic solenoid]
[Electromagnetic solenoid]
Controls the ADU gate.
ON
OFF
CN15
23
PCU
ADUH
ADU1 motor upper
[Stepping motor]
[Stepping motor]
Drives the right door section.
-
-
CN7
6, 5,
4, 3
Driver
Drives with
4-phase signals.
4-phase signals.
ADUL
ADU2 motor lower
[Stepping motor]
[Stepping motor]
Drives the right door section.
-
-
CN7
12,
11,
11,
10, 9
Driver
Drives with
4-phase signals.
4-phase signals.
APPD1
ADU transport path
detector 1 [Photo interrupter]
detector 1 [Photo interrupter]
Detects paper pass in the
upstream section of the duplex
(ADU).
upstream section of the duplex
(ADU).
Pass
-
CN15
37
PCU
APPD2
ADU transport path
detector 2 [Photo interrupter]
detector 2 [Photo interrupter]
Detects paper pass in the
midstream section of the
duplex (ADU).
midstream section of the
duplex (ADU).
Pass
-
CN15
39
PCU
BLTCL
Belt separation clutch
(Normal)
[Electromagnetic clutch]
(Normal)
[Electromagnetic clutch]
Controls separation of the
primary transfer belt.
primary transfer belt.
ON
OFF
CN13
27
PCU
BLTCL_R
Belt separation clutch
(Reverse)
[Electromagnetic clutch]
(Reverse)
[Electromagnetic clutch]
Controls separation of the
primary transfer belt.
primary transfer belt.
ON
OFF
CN13
31
PCU
BTM
Transfer drive motor
[Stepping motor]
[Stepping motor]
Drives the transfer belt.
-
-
CN4
7, 8,
9, 10
Driver
Drives with
4-phase signals.
4-phase signals.
BTMFM
BK process cooling fan
motor
[Axial-flow fan]
motor
[Axial-flow fan]
Cools the BK process.
Stop
Drive
CN20
9
PCU
BTMFM_CNT
BK process cooling fan
motor control [Axial-flow fan]
motor control [Axial-flow fan]
Controls the BK process
cooling fan motor RPM.
cooling fan motor RPM.
-
-
CN20
4
PCU
BTMFM_LD
BK process cooling fan
motor lock [Axial-flow fan]
motor lock [Axial-flow fan]
Detects the BK process cooling
fan motor lock.
fan motor lock.
-
Lock
detected
CN20
10
PCU
C3LUD
Tray 3 upper limit detection
(Lift HP detection)
[Photo interrupter]
(Lift HP detection)
[Photo interrupter]
Detects the upper limit of the
tray 3.
tray 3.
-
Upper limit
CN3
15
PCU
C3LUM
Paper tray lift-up motor
(Tray 3) [Brush motor]
(Tray 3) [Brush motor]
Drives the paper tray lift.
Stop
Drive
CN6
14
PCU
C3PED
Tray 3 paper detector
[Photo interrupter]
[Photo interrupter]
Detects paper in the tray 3.
Controls ON/OFF of the paper
feed roller in the tray 3 paper
feed section.
Detects paper pass in the tray
3.
Controls ON/OFF of the paper
feed roller in the tray 3 paper
feed section.
Detects paper pass in the tray
3.
YES
NO
CN3
17
PCU
C3PFC
Tray 3 paper feed clutch
[Electromagnetic clutch]
[Electromagnetic clutch]
ON
OFF
CN3
6
PCU
C3PFD
Tray 3 paper entry detector
[Reflection type sensor]
[Reflection type sensor]
Pass
-
CN3
13
PCU
C3PUS
Paper pickup solenoid
(Tray 3)
[Electromagnetic clutch]
(Tray 3)
[Electromagnetic clutch]
Paper pickup solenoid
(Tray 3)
(Tray 3)
ON
OFF
CN3
19
PCU
C3PWD
Tray 3 width detector
[Volume resistor]
[Volume resistor]
Detects the paper width in the
tray 3.
tray 3.
-
-
CN3
21
PCU
Analog
detection
detection
C3SPD
Tray 3 remaining quantity
detector [Photo interrupter]
detector [Photo interrupter]
Detects the remaining quantity
of paper in the tray 3.
of paper in the tray 3.
Remained
-
CN5
12
PCU
C3SS1
Tray 3 rear edge detector 1
[Tact switch]
[Tact switch]
Detects insertion of the tray by
detecting either of rear edges 1
- 4 of the tray 3.
Detects the paper size in the
tray 3.
detecting either of rear edges 1
- 4 of the tray 3.
Detects the paper size in the
tray 3.
-
-
CN5
20
PCU
Refer to A-(1)
Tray 3.
Tray 3.
C3SS2
Tray 3 rear edge detector 2
[Tact switch]
[Tact switch]
-
-
CN5
22
PCU
C3SS3
Tray 3 rear edge detector 3
[Tact switch]
[Tact switch]
-
-
CN5
24
PCU
C3SS4
Tray 3 rear edge detector 4
[Tact switch]
[Tact switch]
-
-
CN5
26
PCU
C4LUD
Tray 4 upper limit detector
(Lift HP detection)
[Photo interrupter]
(Lift HP detection)
[Photo interrupter]
Detects the upper limit of tray
4.
4.
-
Upper limit
CN3
27
PCU
C4LUM
Paper tray lift-up motor
(Tray 4) [Brush motor]
(Tray 4) [Brush motor]
Drives the paper tray lift.
Stop
Drive
CN6
18
PCU
C4PED
Tray 4 paper detector
[Photo interrupter]
[Photo interrupter]
Detects paper presence in tray
4.
4.
YES
NO
CN3
29
PCU
C4PFC
Tray 4 paper feed clutch
[Electromagnetic clutch]
[Electromagnetic clutch]
Controls ON/OFF of the paper
feed roller in the tray 4 paper
feed section.
feed roller in the tray 4 paper
feed section.
ON
OFF
CN3
8
PCU
C4PFD
Tray 4 paper entry detector
[Reflection type sensor]
[Reflection type sensor]
Detects paper pass in the tray
4.
4.
Pass
-
CN3
25
PCU
C4PUS
Paper pickup solenoid
(Tray 4)
[Electromagnetic solenoid]
(Tray 4)
[Electromagnetic solenoid]
Paper pickup solenoid
(Tray 4)
(Tray 4)
ON
OFF
CN3
33
PCU
C4SPD
Tray 4 remaining quantity
detector [Photo interrupter]
detector [Photo interrupter]
Detects the remaining quantity
of paper in the tray 3.
of paper in the tray 3.
Remained
-
CN5
16
PCU
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