Sharp MX-6240N / MX-7040N (serv.man17) Service Manual ▷ View online
MX-7040N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 7
4. Connectors
No.
Name
function/Operation
1
USB connector (A type)
N/A
2
USB connector (B type)
Supports USB 2.0 (Hi-Speed). A computer can be connected to this connector to use the machine as a printer. For the
USB cable, use a shielded cable.
USB cable, use a shielded cable.
3
LAN connector
Connect the LAN cable to this connector when the machine is used on a network. For the LAN cable, use a shielded type
cable.
cable.
4
Service-only connector
This connector is for use only by service technicians. Connecting a cable to this connector may cause the machine to
malfunction. Important note for service technicians: The cable connected to the service connector must be less than 118"
(3 m) in length.
malfunction. Important note for service technicians: The cable connected to the service connector must be less than 118"
(3 m) in length.
5
Extension phone socket
When the fax function of the machine is used, an extension phone can be connected to this socket.
6
Telephone line socket
When the fax function of the machine is used, the telephone line is connected to this socket.
7
Power plug
(1)
(2)
(3)
(4)
(5)
(6)
(7)
4
: ‘14/Mar
4
MX-7040N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 8
5. Operation panel
No.
Name
Function/Operation
1
Touch panel
Messages and keys appear in the touch panel display. Touch the displayed keys to perform a variety of operations.
When a key is touched, a beep sounds and the selected item is highlighted. This provides confirmation as you
perform an operation.
When a key is touched, a beep sounds and the selected item is highlighted. This provides confirmation as you
perform an operation.
2
[HOME] key / indicator
Touch this key to display the home screen. Frequently used settings can be registered in the home screen to enable
quick and easy operation of the machine.
quick and easy operation of the machine.
3
Main power indicator
This lights up when the machine's main power switch is in the "on" position.
4
[POWER] key
Use this key to turn the machine power on and off.
5
[POWER SAVE] key / indicator
Use this key to put the machine into auto power shut-off mode to save energy. The [POWER SAVE] key blinks when
the machine is in auto power shut-off mode.
the machine is in auto power shut-off mode.
6
USB connector (A type)
Supports USB 2.0 (Hi-Speed). This is used to connect a USB device such as USB memory to the machine.
(5)
(4)
(3)
(2)
(1)
(6)
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.
(1TUD_BK)
(Detection is made by combination of 1TUD_CL/1TUD_K signals.)
(1TUD_BK)
(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
2
MX-7040N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 10
CCHPD_C
MC cleaner HP sensor (C)
Light transmission
Detects the MC cleaner home position. (CCHP_C)
CCHPD_K
MC cleaner HP sensor (K)
Light transmission
Detects the MC cleaner home position. (CCHP_K)
CCHPD_M
MC cleaner HP sensor (M)
Light transmission
Detects the MC cleaner home position. (CCHP_M)
CCHPD_Y
MC cleaner HP sensor (Y)
Light transmission
Detects the MC cleaner home position. (CCHP_Y)
CCMD_C
MC cleaner shift sensor (C)
Light transmission
Detects the shift distance of the MC cleaner.
CCMD_K
MC cleaner shift sensor (K)
Light transmission
Detects the shift distance of the MC cleaner.
CCMD_M
MC cleaner shift sensor (M)
Light transmission
Detects the shift distance of the MC cleaner.
CCMD_Y
MC cleaner shift sensor (Y)
Light transmission
Detects the shift distance of the MC cleaner.
DHPD_C
Drum phase sensor (C)
Light transmission
Detects rotation and the phase of the OPC drum (C).
DHPD_K
Drum phase sensor (K)
Light transmission
Detects rotation and the phase of the OPC drum (K).
DHPD_M
Drum phase sensor (M)
Light transmission
Detects rotation and the phase of the OPC drum (M).
DHPD_Y
Drum phase sensor (Y)
Light transmission
Detects rotation and the phase of the OPC drum (Y).
DSW_ADU
ADU open/close detector
Light transmission
Detects open/close of the ADU section.
DSW_CS
Transport cover open/close detector
Light transmission
Detects open/close of the transport cover.
DSW_FU
Front door upper open/close detector
Light transmission
Detects open/close of the front door upper.
DSW_RL
Right lower door open/close detector
Light transmission
Detects open/close of the right lower door.
FPFD
Fusing front paper pass detector
Light reflection
Detects paper pass in front of the fusing section.
HLPCD
Fusing pressure detector
Light transmission
Detects the fusing pressure state.
HUD_M/TH_M
Temperature/humidity sensor
Temperature/humidity
sensor
sensor
Detects the temperature and the humidity. (For the process control)
LPPD
LCC transport detector
Light reflection
Detects paper transport from the LCC.
MHPS
Scanner home position sensor
Light transmission
Detects the scanner home position.
MPED
Paper empty detector
(Manual paper feed tray)
(Manual paper feed tray)
Light transmission
Detects paper.
MPFD
Paper feed detector (Manual paper feed)
Light transmission
Detects paper pass in the manual paper feed section.
MPLD1
Paper length detector
(Manual paper feed tray)
(Manual paper feed tray)
Light transmission
Detects the paper length.
MPWD
Paper width sensor
(Manual paper feed tray)
(Manual paper feed tray)
Resistance volume
Detects the paper width.
OCSW
Document size detection trigger sensor
Light transmission
Generates the document size detection trigger signal.
POD1
Fusing paper exit detector
Light transmission
Detects paper pass in the fusing section.
POD2
Left paper exit detector
Light transmission
Detects paper exit to the left direction.
POD3
Right paper exit detector
Light transmission
Detects paper exit to the left direction.
PPD1
Registration pre-detection
Light reflection
Detects the paper timing before registration.
PPD2
Registration sensor
Light reflection
Detects the paper registration timing.
PRTPD
Paper exit tray paper detector
(Right paper exit tray)
(Right paper exit tray)
Light transmission
Detects paper in the paper exit tray.
PTCCHPD
PTC cleaner home position sensor
Light transmission
Detects the PTC cleaner home position. (PTCHP)
REGS_C/
PCS_C
PCS_C
Image registration/Density sensor (C)
Light reflection
Detects image color shift. Detects the toner patch density.
REGS_F/
PCS_F
PCS_F
Image registration/Density sensor (F)
Light reflection
Detects image color shift. Detects the toner patch density.
REGS_R/
PCS R
PCS R
Image registration/Density sensor (R)
Light reflection
Detects image color shift. Detects the toner patch density.
T1LUD
Paper upper limit detector (Paper feed
tray 1)
tray 1)
Light transmission
Detects the upper limit lift position of paper in the paper feed tray.
T1PED
Paper empty detector (Paper feed tray 1)
Light transmission
Detects paper.
T1PPD1
Paper pass sensor (Paper feed tray 1)
Light reflection
Detects paper pass in the paper transport section of the paper feed tray
1.
1.
T1PPD2
Paper pass sensor (Paper feed tray 1)
Light reflection
Detects paper pass in the paper transport section of the paper feed tray
1.
1.
T1SPD
Paper remaining quantity detector
(Paper feed tray 1)
(Paper feed tray 1)
Light transmission
Detects the paper remaining quantity.
T2LUD
Paper upper limit detector (Paper feed
tray 2)
tray 2)
Light transmission
Detects the upper limit lift position of paper in the paper feed tray.
T2PED
Paper empty detector (Paper feed tray 2)
Light transmission
Detects paper.
T2PPD1
Paper pass sensor (Paper feed tray 2)
Light reflection
Detects paper pass in the paper transport section of the paper feed tray
2.
2.
T2SPD
Paper remaining quantity detector
(Paper feed tray 2)
(Paper feed tray 2)
Light transmission
Detects the paper remaining quantity.
TCS_C
Toner density sensor (C)
Magnetic sensor
Detects toner supply from the toner cartridge. Detects the toner density
(C).
(C).
TCS_K
Toner density sensor (K)
Magnetic sensor
Detects toner supply from the toner cartridge. Detects the toner density
(K).
(K).
TCS_M
Toner density sensor (M)
Magnetic sensor
Detects toner supply from the toner cartridge. Detects the toner density
(M).
(M).
TCS_Y
Toner density sensor (Y)
Magnetic sensor
Detects toner supply from the toner cartridge. Detects the toner density
(Y).
(Y).
TFD2
Paper exit full detector (Center paper exit
tray)
tray)
Light transmission
Detects paper full in the center paper exit tray.
TFD3
Paper exit full detector (Right paper exit
tray)
tray)
Light transmission
Detects paper full in the right paper exit tray.
TFSD_C
Toner remaining quantity sensor (C)
Piezoelectric sensor
Detects the remaining quantity of toner in the toner hopper.
Signal name
Name
Type
Function/Operation
2
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