MX-3114N ELECTRICAL SECTION 14 – 34
4. Signal list
Signal name Name [Type] Function/Operation
Connector level Connector
No.
Pin
No.
PWB
name
NOTE
LH
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
[El
ectromagnetic 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
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