MX-3114N ELECTRICAL SECTION 14 – 34
4. Signal list
Signal name
Name [Type]
Function/Operation
Connector level
Connector
No.
Pin
No.
PWB
name
NOTE
L
H
1TUD_CL
Transfer belt separation CL
detection
Detects the transfer belt
separation CL.
–
–
CN18
1
PCU
1TUD_K
Transfer belt separation BK
detection
Detects the transfer belt
separation BK.
–
–
CN18
2
PCU
1TURC_1
Primary transfer separation
clutch
Controls the primary transfer
separation mode.
[Electromagnetic clutch]
Separation
select
–
CN16
7
PCU
1TURC_2
Primary transfer separation
clutch [Electromagnetic clutch]
Controls the primary transfer
separation mode.
Separation
select
–
CN16
8
PCU
2TCCRU
Secondary transfer unit initial
detection
Detects the initial state of the
secondary transfer unit.
–
–
CN10
9
PCU
2TUD
Secondary transfer position
detection
Detects the position of the
secondary transfer.
Separate
Contact
CN10
5
PCU
2TURC
Secondary transfer separation
clutch [Electromagnetic clutch]
Controls the secondary
transfer separation mode.
Separation
select
–
CN10
7
PCU
ADUGS
ADU gate solenoid
Controls the ADU gate
solenoid.
ON
OFF
CN10
18
PCU
ADUM
ADU motor
–
–
CN11
23, 25,
26
PCU
ADUM_CNT
ADU motor current select
ADU motor lower current
select
Current
Large
Current
Small
CN11
24
PCU
APPD1
ADU transport path detection 1
[Transmission type]
Detects paper pass in the ADU
upper stream section.
Pass
–
CN10
14
PCU
APPD2
ADU transport path detection 2
[Transmission type]
ADU midstream paper pass
detection
Pass
–
CN10
11
PCU
CCFT LCD
backlight
[CCFT cool cathode ray tube]
LCD backlight
ON
OFF
CN4
21
SCNcnt
CL_ON
Scanner lamp
Radiates light onto a
document for the CCD to scan
the document image.
ON OFF
CN8 3
SCNcnt
CLUD1
Tray 1 upper limit detection
(Lift HP detection)
[Transmission type]
Detects the tray 1 upper limit.
–
Upper limit
CN9
23
PCU
CLUD2
Tray 2 upper limit detection
(Lift HP detection)
[Transmission type]
Detects the tray 2 upper limit.
–
Upper limit
CN8
11
PCU
CLUM1
Paper tray lift-up motor
(Paper feed tray 1)
[DC brush motor]
Drives the paper tray lift plate.
Stop
Drive
CN9
20
PCU
CLUM2
Paper tray lift-up motor
(Paper feed tray 2)
[DC brush motor]
Drives the paper tray lift plate.
Stop
Drive
CN8
8
PCU
CPED1
Tray 1 paper empty detection
[Transmission type]
Detects paper empty in the
tray 1.
YES
NO
CN9
25
PCU
CPED2
Tray 2 paper empty detection
[Transmission type]
Detects paper empty in the
tray 2.
YES
NO
CN8
13
PCU
CPFC1
Tray vertical transport clutch 1
[Electromagnetic clutch]
Controls ON/OFF of the paper
transport roller in the paper
feed tray section.
ON
OFF
CN11
17
PCU
CPFC2
Tray vertical transport clutch 2
[Electromagnetic clutch]
Controls ON/OFF of the paper
transport roller in the paper
feed tray section.
ON
OFF
CN8
2
PCU
CPFD1
Tray 1 transport detection
(Paper entry detection)
[Transmission type]
Detects paper pass in the tray
1.
Pass
–
CN9
27
PCU
CPFD2
Tray 2 transport detection
(Paper entry detection)
[Transmission type]
Detects paper pass in the tray
2.
Pass
–
CN8
15
PCU
CPFM_D
Paper feed motor
[Brushless motor]
Drives the paper feed section.
Drive
Stop
CN12
24
PCU
CPFM_LD
Paper feed motor lock
detection
Detects the paper feed motor
lock.
–
Lock
detection
CN12
28
PCU
CPUC1
Paper feed clutch (Paper feed
tray 1) [Electromagnetic clutch]
Controls ON/OFF of the roller
in the paper feed tray section.
ON
OFF
CN11
18
PCU
CPUC2
Paper feed clutch (Paper feed
tray 2) [Electromagnetic clutch]
Controls ON/OFF of the roller
in the paper feed tray section.
ON
OFF
CN8
1
PCU
CPUS1
Paper feed pickup solenoid
(Paper feed tray 2) [Solenoid]
Controls the paper pickup
solenoid.
ON
OFF
CN9
17
PCU
CPUS2
Paper feed pickup solenoid
(Paper feed tray 2) [Solenoid]
Controls the paper pickup
solenoid.
ON
OFF
CN8
5
PCU