Sharp MX-5050N / MX-5050V / MX-5070N / MX-5070V / MX-6050N / MX-6050V / MX-6070N / MX-6070V (serv.man6) Service Manual ▷ View online
MX-6070N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 11
B. Sensors and switches
Signal name
Name
Type
Function and operation
SCOV
Cover open/close sensor
Transmission type
Detects open/close of the RSPF cover
SOCD
RSPF open/close sensor
Transmission type
Detects open/close of the RSPF unit
SPED
Document sensor
Transmission type
Detects document empty in the RSPF paper feed tray
SPLS1
Paper size sensor 1
Transmission type
Detects the document length in the RSPF paper feed tray
SPLS2
Paper size sensor 2
Transmission type
Detects the document length in the RSPF paper feed tray
SPPD1
Document pass sensor 1
Transmission type
Detects paper feed and the document size in random paper feed
SPPD2
Document pass sensor 2
Transmission type
Detects paper pass
SPPD3
Document pass sensor 3
Transmission type
Detects paper pass
SPPD4
Document pass sensor 4
Transmission type
Detects paper exit and switchback
SPWS
Document size sensor
Volume type resistor
Detects the document width
SCOV
SOCD
SPLS1
SPLS2
SPPD1
SPPD2
SPPD3
SPPD4
SPED
SPWS
MX-6070N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 12
C. Motors/Clutches/Solenoidos/PWB
Signal name
Name
Type
Function and operation
SPFM
RSPF transport motor
Stepping motor
Transports a document
SPRS
Paper exit roller solenoid
Electromagnetic solenoid
Controls ON/OFF of the power of the paper exit roller
SPUM
RSPF paper feed motor
Stepping motor
Feeds a document
SRRC
Registration roller clutch
Electromagnetic clutch
Controls the registration roller
Name
Function and operation
RSPF DRIVER PWB
Drives the motor, the solenoid and the clutch in the RSPF section
SPRS
SPFM
SPUM
SRRC
RSPF DRIVER PWB
MX-6070N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 13
7. Sensors
Signal name
Name
Type
Function and operation
1TUD_CL
Transfer mode sensor (CL)
Transmission type
Detects separation of the transfer belt and the transfer mode
(Detection is made by combination of 1TUD_CL/1TUD_K signals)
(Detection is made by combination of 1TUD_CL/1TUD_K signals)
1TUD_K
Transfer mode sensor (BK)
Transmission type
Detects separation of the transfer belt and the transfer mode
(Detection is made by combination of 1TUD_CL/1TUD_K signals)
(Detection is made by combination of 1TUD_CL/1TUD_K signals)
2TPD
Secondary transfer paper sensor
Transmission type
Detects paper remained after recover from paper JAM
2TUD
Secondary transfer position sensor
Transmission type
Detects the position (separation) of the secondary transfer unit
APPD1
ADU paper transport sensor 1
Transmission type
Detects paper entry and paper pass in the ADU section
APPD2
ADU paper transport sensor 2
Transmission type
Detects paper pass of the transport roller 8 in the ADU section
BD
Beam detection sensor
Bindiode
Detects lase beam scan timing
C1LUD
Paper feed tray upper limit sensor (Paper feed
tray 1)
tray 1)
Transmission type
Detects the upper limit of the paper lift up (Paper feed tray 1)
C1PED
Paper empty sensor (Paper feed tray 1)
Transmission type
Detects paper empty (Paper feed tray 1)
C1PFD
Paper transport sensor (Paper feed tray 1)
Reflection type
Detects paper pass in the paper transport section (Paper feed tray 1)
C1PFPD
Paper pass sensor (Paper feed tray 1)
Transmission type
Detects paper pass in the paper transport section (Paper feed tray 1)
C1SPD
Paper remaining quantity sensor (Paper feed
tray 1)
tray 1)
Transmission type
Detects the paper remaining quantity (Paper feed tray 1)
C1SS1-4
Tray 2 rear edge detection 1-4
Tact switch
Either of rear edge 1-4 of tray 2 is detected to detect tray insertion
CCHPD_C
Charger cleaner home position sensor (C)
Transmission type
Detects the home position of the charger cleaner
CCHPD_K
Charger cleaner home position sensor (K)
Transmission type
Detects the home position of the charger cleaner
CCHPD_M
Charger cleaner home position sensor (M)
Transmission type
Detects the home position of the charger cleaner
CCHPD_Y
Charger cleaner home position sensor (Y)
Transmission type
Detects the home position of the charger cleaner
CCMD_C
Charger cleaner shift sensor (C)
Transmission type
Detects the shift distance of the charger cleaner
CCMD_K
Charger cleaner shift sensor (K)
Transmission type
Detects the shift distance of the charger cleaner
CCMD_M
Charger cleaner shift sensor (M)
Transmission type
Detects the shift distance of the charger cleaner
CCMD_Y
Charger cleaner shift sensor (Y)
Transmission type
Detects the shift distance of the charger cleaner
DHPD_C
Drum phase sensor (C)
Transmission type
Detects rotation and the phase of the OPC drum (C)
DHPD_K
Drum phase sensor (K)
Transmission type
Detects rotation and the phase of the OPC drum (K)
DHPD_M
Drum phase sensor (M)
Transmission type
Detects rotation and the phase of the OPC drum (M)
DHPD_Y
Drum phase sensor (Y)
Transmission type
Detects rotation and the phase of the OPC drum (Y)
1TUD_K
2TPD
2TUD
APPD1
APPD2
C1LUD
C1PED
C1PFPD
C1PFD
C1SPD
DHPD_K
DSW_ADU
DSW_C1
HLPCD
MHPS
MPED
MPFD
MPLD1
MPWS
OCSW
POD1
POD2
POD4
PPD2
SHPOS
TCED_C
TCED_K
TCED_M
TCED_Y
TCS_C
TCS_K
TCS_M
TCS_Y
TFD2
TH_US1
TH_LM
TH_UM
TH_US2
TNFD
LSU_TH2
LSU_TH1
BD
DHPD_C
DHPD_M
DSW_FU
CCHPD_C
CCHPD_M
CCHPD_Y
CCHPD_K
TFSD_K
TFSD_C
TFSD_M
TFSD_Y
REGS_F/PCS_F
REGS_R/PCS_R
1TUD_CL
DHPD_Y
TH_CL/
HUD_CL
CCMD_C
CCMD_M
CCMD_Y
CCMD_K
C1SS1
C1SS2
C1SS3
C1SS4
MX-6070N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 14
DSW_ADU
ADU paper guide open/close sensor
Transmission type
Detects open/close of the ADU paper guide
DSW_C1
Transport cover open/close sensor (Paper feed
tray 1)
tray 1)
Transmission type
Detects open/close of the transport section cover (Paper feed tray 1)
DSW_FU
Front cover sensor
Transmission type
Detects the open/close of the front cover
HLPCD
Fusing pressure sensor
Transmission type
Detects the fusing pressure state
LSU_TH1
LSU temperature sensor 1
Thermistor
Detects the LSU temperature
LSU_TH2
LSU temperature sensor 2
Thermistor
Detects the LSU temperature
MHPS
Scanner home position sensor
Transmission type
Detects the scanner home position
MPED
Paper empty sensor (Manual paper feed tray)
Transmission type
Detects presence of paper (Manual paper feed tray)
MPFD
Paper feed sensor (Manual paper feed tray)
Transmission type
Detects paper pass (Manual paper feed tray)
MPLD1
Paper length sensor (Manual paper feed tray)
Transmission type
Detects the paper length (Manual paper feed tray)
MPWS
Paper width sensor (Manual paper feed tray)
Volume type resistor
Detects the paper width (Manual paper feed tray)
OCSW
Paper size detection trigger sensor
Transmission type
Detects generation of the paper size detection trigger signal
POD1
Paper exit sensor 1
Transmission type
Detects paper transport from the fusing section
POD2
Paper exit sensor 2
Transmission type
Detects paper transport to the lower paper exit tray
POD4
Paper exit sensor 4
Transmission type
Detects paper transport to the upper paper exit tray
PPD2
Paper transport sensor 2
Reflection type
Detects paper pass in the transport roller 5 and registration roller
REGS_F/
PCS_F
PCS_F
Image registration / Density sensor (F)
Reflection type
Detects image color shift and the toner patch density
REGS_R/
PCS_R
PCS_R
Image registration / Density sensor (R)
Reflection type
Detects image color shift and the toner patch density
SHPOS
Shifter home position sensor
Transmission type
Detects the shifter home position
TCED_C
Toner cartridge ejector position sensor (C)
Transmission type
Detects ejecting position of toner cartridge (C)
TCED_K
Toner cartridge ejector position sensor (K)
Transmission type
Detects ejecting position of toner cartridge (K)
TCED_M
Toner cartridge ejector position sensor (M)
Transmission type
Detects ejecting position of toner cartridge (M)
TCED_Y
Toner cartridge ejector position sensor (Y)
Transmission type
Detects ejecting position of toner cartridge (Y)
TCS_C
Toner sensor (C)
Magnetic sensor
Detects toner supply from the hopper
Detects the toner density (C)
Detects the toner density (C)
TCS_K
Toner sensor (K)
Magnetic sensor
Detects toner supply from the hopper
Detects the toner density (K)
Detects the toner density (K)
TCS_M
Toner sensor (M)
Magnetic sensor
Detects toner supply from the hopper
Detects the toner density (M)
Detects the toner density (M)
TCS_Y
Toner sensor (Y)
Magnetic sensor
Detects toner supply from the hopper
Detects the toner density (Y)
Detects the toner density (Y)
TFD2
Paper exit tray full sensor (Lower paper exit
tray)
tray)
Transmission type
Detects paper full in the lower paper exit tray
TFSD_C
Toner remaining quantity sensor (C)
Transmission type
Detects the remaining toner quantity in the hopper
TFSD_K
Toner remaining quantity sensor (K)
Transmission type
Detects the remaining toner quantity in the hopper
TFSD_M
Toner remaining quantity sensor (M)
Transmission type
Detects the remaining toner quantity in the hopper
TFSD_Y
Toner remaining quantity sensor (Y)
Transmission type
Detects the remaining toner quantity in the hopper
TH_CL/
HUD_CL
HUD_CL
Temperature / humidity sensor
Thermistor
Detects the temperature and the humidity
TH_LM
Fusing temperature sensor
Thermistor
Detects the surface temperature of the fusing roller (pressure)
TH_US1
Fusing temperature sensor
Thermistor
Detects the surface temperature at the edge section of the fusing belt
TH_UM
Fusing temperature sensor (main)
Thermistor
Detects the surface temperature at the center of the fusing belt
TH_US2
Fusing temperature sensor (sub)
Thermistor
Detects the surface temperature at the edge section of the fusing belt
TNFD
Waste toner full sensor
Transmission type
Detects full of waste toner
Signal name
Name
Type
Function and operation
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