Read Sharp MX-6240N / MX-7040N (serv.man23) Service Manual online
MX-7040N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 9
6. Sensors and detectors
Signal name
Name
Type
Function/Operation
1TUD_CL
Transfer mode detector (CL)
Light transmission
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 detector (BK)
Light transmission
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.)
APPD1
ADU paper pass detector 1
Light transmission
Detects paper entry in the ADU section.
APPD2
ADU paper pass detector 2
Light transmission
Detects paper pass in the transport roller 21.
BD
Laser beam sensor
Pin diode
Detects laser beams.
C3LUD
Paper upper limit detector
(Paper feed tray 3)
(Paper feed tray 3)
Light transmission
Detects the upper limit lift position of paper in the paper feed tray.
C3PED
Paper empty detector (Paper feed tray 3)
Light transmission
Detects paper.
C3PFD
Paper pass sensor (Paper feed tray 3)
Light reflection
Detects paper pass in the paper transport section of the paper feed tray
3.
3.
C3SPD
Paper remaining quantity detector
(Paper feed tray 3)
(Paper feed tray 3)
Light transmission
Detects the paper remaining quantity.
C3SS1 - 4
Paper size detector (Paper feed tray 4)
Tact switch
Detects the paper size. Detects open/close of the paper feed tray.
C4LUD
Paper upper limit detector
(Paper feed tray 4)
(Paper feed tray 4)
Light transmission
Detects the upper limit lift position of paper in the paper feed tray.
C4PED
Paper empty detector (Paper feed tray 4)
Light transmission
Detects paper.
C4PFD
Paper pass sensor (Paper feed tray 4)
Light reflection
Detects paper pass in the paper transport section of the paper feed tray
4.
4.
C4PWD
Paper width sensor (Paper feed tray 4)
Resistance volume
Detects the paper width.
C4SPD
Paper remaining quantity detector
(Paper feed tray 4)
(Paper feed tray 4)
Light transmission
Detects the paper remaining quantity.
C4SS1 - 4
Paper feed tray size detector
(Paper feed tray 4)
(Paper feed tray 4)
Tact switch
Detects the paper size. Detects open/close of the paper feed tray.
MHPS
TFD2
OCSW
POD1
PRTPD
TFD3
POD3
APPD1
POD2
DSW_ADU
FPFD
MPLD1
MPWD
APPD2
PPD1
PPD2
TCS_K
TCS_M
TCS_Y
T1PED
T2PED
T1LUD
TH1_LSU
T2LUD
T1SPD
T2SPD
DSW_CS
TNDSET
C3PFD
WTFD
C4PFD
C4PWD
C4LUD
C4PED
C4SPD
C4SS4
C4SS3
C4SS1
C4SS2
C3SS4
C3SS3
C3SS1
C3SS2
C3LUD
C3PED
WTBSET
T1PPD1 T1PPD2
T2PPD1
DSW_RL
MPFD
MPED
LPPD
C3SPD
TFSD_Y TFSD_M TFSD_C
TFSD_K
DSW_FU
1TUD_K
PTCCHPD
DHPD_K
DHPD_C
DHPD_M
DHPD_Y
CCHPD_Y
CCMD_Y
CCHPD_M
CCMD_M
CCHPD_C
CCMD_C
CCHPD_K
CCMD_K
1TUD_CL
TCS_C
BD
HLPCD
TH_US1
TH_UM
TH_US2
TH_LM2
TH_LM1
WEBEND2
REGS_R /PCS R
HUD_M/TH_M
REGS_C /PCS_C
REGS_F /PCS_F
Click on the first or last page to see other MX-6240N / MX-7040N (serv.man23) service manuals if exist.