Sharp MX-6240N / MX-7040N (serv.man33) Service Manual ▷ View online
MX-7040N ELECTRICAL SECTION 14 – 1
MX-7040N
Service Manual
[14] ELECTRICAL SECTION
1. Block diagram
A. System block diagram
DM_K
POM
FUM
1TURC
T1LUM
T1PUS
MPFS
PGM
POFM_R
HL_UM
POFM_EX
HL_US
HL_LM
DL_K
DL_M
DL_C
DL_Y
TNM_K
LCC/LCT
TNM_C
TNM_M
TNM_Y
PPD1
POD1
PPD2
POD2
TFD2
REGS_F
PCS_F
REGS_C
PCS_C
MPWS
PRTPD
TCS_K
TCS_C
TCS_M
DVTYP_K
TCS_Y
CRUM_K
LSU_TH1
TH_UM
TH_US1
MSW
TH_US2
DVTYP_C
DVTYP_M
DVTYP_Y
CRUM_C
CRUM_M
CRUM_Y
MIM
ORS_LED
LED
PWB
MHPS
OCSW
PCU
PWB
SCN-MOTHER
PWB
KEY
PWB
CCD
PWB
LSU
cntPWB
LD
PWB
HL
PWB
DCPS
/
SUB
DCPS
BD
PWB
LCD
TOUCH
PANEL
LSU
UNIT
FUSER
UNIT
DV_K
UNIT
DV_C
UNIT
DV_M
UNIT
DV_Y
UNIT
TONER_K
UNIT
TONER_C
UNIT
TONER_M
UNIT
TONER_Y
UNIT
PS
UNIT
REGIST
SENSOR
UNIT
DERIVERY
UNIT
MAIN
DRIVE
UNIT
RIGHT
DOOR
UNIT
MANUAL
PAPER
FEED
UNIT
OPERATION
UNIT
LED
DRIVER
PWB
USB
CN
PWB
SCANNER
UNIT
OPTION
AC
IN
FUFM
OPTION
ORS-PD
WH
SW
OPTION
FAX1
COINVENDER
LVDS
PWB
PNC
OPTION
C3SS1_4
MPED
APPD2
MPLD1
MFPC
PWB
HDD
OPTION
PRM
HLPCD
AUDITOR
FAX3
FAX2
DSW_R
DSW_F
T1PED
T1PPD1
T1LUD
PAPER
FEED
2
UNIT
T1SPD
C4SS1_4
MC
PWB
TBFM
1TURRC
DSW_ADU
OZFM1
APPD1
ADUGS
RD
I/F
PWB
PFM
ADUM1
RRM
LSUFAN
1TUD_CL
1TUD_K
4K
FINISHER
TH_LM1
DRIVER
PWB
KEYBORD
Standard
equipment
for
North
American
model
Standard
equipment
for
Japan
model
PSFM1
Standard
equipment
for
Japan
model
POD3
TFD3
WH_CS3
LCC
FINISHER
WH_SCN
OPTION
Japan
model
only
Standard
equipment
for
Japan
model
Option
for
Except
Japan
BTM
AC
PWB
OPTION
WH
PWB
OPTION
TANDEM
2nd
TRAY
WEBEND2
WEBM
RAID
PWB
HDD
OPTION
FRS
POFM_F
TH_LM2
HL_UW
REGS_R
PCS_R
PCSS
PTCCHPD
TNHM_K
TNHM_C
TNHM_M
TNHM_Y
DL2_K
DL2_M
DL2_C
DL2_Y
CCHPD_K
CCHPD_M
CCHPD_C
CCHPD_Y
DVC_K
CCMD_K
CCMD_M
CCMD_C
CCMD_Y
DHPD_K
DHPD_M
DHPD_C
DHPD_Y
CCM_K
CCM_C
CCM_M
CCM_Y
DM_C
DVC_C
DM_M
DVC_M
DM_Y
DVC_Y
TFSD_K
TFSD_M
TFSD_C
TFSD_Y
PSFM2
MPFD
MPUC
MPGS
WTFD
FPFD
ADUM2
LCCM
LCCC
DSW_CS
DSW_FU
DSW_RL
ADUFM_F
ADUFM_R
WTM
WTBSET
OZFM2
OZFM3
VFM_R
CPFM
PTRC1
PTRC2
TTRC
T1PUC
T2LUM
T2PUC
T1PPD2
TANDEM
1st
TRAY
T2PUS
T2PED
T2PPD1
T2LUD
T2SPD
C3PUS
C3PED
C3PFD
C3LUD
C3SPD
C3LUM
C3PUC
C4PUS
C4PED
C4PFD
C4LUD
C4SPD
C4LUM
C4PUC
3rd
CASSETTE
4th
CASSETTE
PAPER
FEED
1
UNIT
PAPER
FEED
3
UNIT
PAPER
FEED
4
UNIT
WH_TND
OPTION
SPFM
STUD
SPOM
STLD
SPPD1
SOCD
SCOV
SPPD2
SPPD3
SPPD4
SPPD5
SPRDMD
DSPFcnt
PWB
DSPF
UNIT
SPED1
SPED2
SPLS1
SPLS2
CCD
PWB
DSPF
DRIVER
PWB
ROCD
SPOD
STRRC
SPWS
STRC
SRRC
STMPS
SPUM
SLUM
SPFC
SFPFAN
LED
PWB
SLCOV
OPTION
LSUSS
HDDFAN
MFPFAN
SPSFM
CLFM
LSU_TH2
OPTION
TH&HUD
TC
PWB
PROCESS_K
un
PROCESS_C
un
PROCESS_M
un
PROCESS_Y
un
ACRE
PCL
OPTION
PCI
DCPS
PCI
Japan
model
only
OPTION
AC
IN
AC
SUB
PWB
Japan
62cpm
machine
only
FAX
info
LED
TP-IF
PWB
FPRFM_F
FPRFM_R
PTCCM
MX-7040N ELECTRICAL SECTION 14 – 2
B. PCU PWB
IC27
RESET
IC
X1
Xtal
14.4756MHz
MFP
Mother
LSU
LCC
FIN
IC47
CPU
H8S/2373
FlashR
OM
(32Mbit)
IC37
SRAM
(2Mbit)
Option
IC20
PMC
ASIC
1
IC38
I/O
ASIC
SteppingMotor
P
out
motor(POM)/ADU
motor
1(ADU1)/
ADU
motor
2(ADU2)/LCC
motor(LCCM)/
T
oner
motor(TNM_K/C/M/Y)/
T
oner
hopper
motor(TNHM)/
Fuser
belt
meander
ing
contor
l
moter(FBMCM)/
Fusing
separ
ates
motor(PRM)
DC
Brushless
Motor
FUM/WTM/RRM/CPFM
FA
N
EFM1/EFM2/OZFM1_2/OZFM3/
FUFM/POFM_EX/POFM/
ADUFM_F/ADUFM_R
SensorInput
WTFD/T1PED/T2PED/C4PFD/C4PED/C3PFD/C3PED/
DSW_CS/DSW_RL/FWS2/C4SS1-SS4/C3SS1-4
/C3SPD/C4SPD/T1PPD1/T1PPD2/T1SPD/T2SPD/
LIAMHP_K/-C/-M/-Y/1TUD_CL/DHPD_K/_C/_M/_Y/
PPD2/1TUD_K/APPD1/APPD2/T1LUD/T2LUD/C3LUD/C4LUD/
Motor
Loc
k
Detect
WTM_LD/PSFM1_LD/PSFM2_LD/OZFM3_LD/
Load
Contorl
Output
LSUSS_CL/OZFM3_V
Load
Contorl
Output
CISFM_V/FPRFM_V/FPRFM_VL/
T1PUC/T2PUC/T2LUM/T2PUS/
PTRC2/TTRC/PCSS/1TURC/1TURRC/
EFM1_V/MPFS/MPGS/ADUGS/ADUFM_V
UA
R
T
UA
R
T
SCI
UA
R
T
PMC
PWM
PWM
BU
N
CR
UM
CR
UM_K/C/M/Y
IC41
EEPR
OM
(256kbit)
IC6
Analog
SW
Analog
Input
Fuser
Themistor
(UM_CS/UM_D/US1_CS/US1_D/LM1_CS/LM1_D)
Process
Cont.CL
sensor(PCS_F/R/C)
process
Cont.BK
sensor&
Resist
sensor(REGS_F/R/C)
Adress
b
us
Data
b
us
Sync
hr
onous
Motor
WEBM
SCI
CLK
CLK
IC24
CPLD
Motor
Loc
k
Detect
EFM2_LD/OZFM1_LD/OZFM2_LD
HV
Err
or
1TC_ERR/1TC_S_ERR/MC_BK_ERR/MC_CL_ERR
DC
Brushless
Motor
Dr
um
motor(DM_BK/DM_C)
Drum
lamp
DL_K/C/M/Y/
DL2_K/C/M/Y
HV
TC2
Fuser
Unit
HLcontrol
HL_UW
SensorInput
MPED/DSW_ADU/TFD3/MPLD1
Motor
Loc
k
Detect
FPRFM1_LD/ADUFM1_LD/ADUFM2_LD
Laad
Contorl
Output
OZFM1_2_V/EFM2_V/D
VC_K/_C/_M/_Y/PCU_W
ORKING_LED
MUX
HC151
Analog
Input
T
emp/Hum
Sensor(TH_M/HUM_M)
LSU
Ther
mistor(TH1_LSU/TH2_LSU)
Casste4
width
sensor(C4PWD)
RD
I/F
PWB
D/A
Con
ver
ter
T
oner
sensor
(TSG_BK/C/M/Y)
Resist
sensor
(RES_R_LED/RES_F_LED/RES_C_LED)
SensorInput
PTD/FPFD
Coin
V
endor
CV_ST
AR
T/CV_COUNT/
CV_COLOR1/CV_COLOR0/
CV_CA/CV_SIZE0/CV_SIZE1/
CV_SIZE2/CV_SIZE3/
CV_ST
APLE/CV_DUPLEX/
Coin
V
endor
CV_COPY/CV_CLCOPY
CIS
IC66
Analog
SW
Analog
Input
D
V
Detector(D
VTYP_K/C/M/Y)
T
oner
Detector(TCS_K/C/M/Y)
Analog
Input
Fuser
Themistor(UM/US1/US2/LM1/LM2)
Multi-b
ypass
tr
a
y
width
sensor(MPWD)
IC52
Analog
SW
IC18
PMC
ASIC
2
SteppingMotor
LIAM
PMC
PWM
DC
Brushless
Motor
PFM/BTM/DM_Y/DM_M
SensorInput
WEBEND1/WEBEND2/FPFD/POD1/POD2/
HLPCD/TFD2/DSW_FU/LPPD/T2PPD1/
TNDSET/WTBSET
HV
Err
or
PTC_ERR/2TC_ERR
Motor
Loc
k
Detect
FUFM_LD/POFM_EX_LD/
POFM_F_LD/POFM_R_LD/TBFM_LD
Load
Contorl
Output
C3PUS/C4PUS/WH_CNT/PSFM_V/PSFM_V_L/
C3PUC/C4PUC/C3LUM/C4LUM/T1LUM/T1PUS/
PTRC1/FRS/INT_CNT/TBFM_V/TBFM_V_L/
FUFM_V/POFM_V/RRC/MPUC/LPFC
HV
TC1/MC/HV_REM
Fuser
Unit
HLcontrol
HL_UM/HL_US/HL_LM
SensorInput
DSW_F/DSW_R/FBMD_F/FBMD_R/24V_mon/5V_mon/
(D
VTYPSEL_K/_C/_M/_Y)/HTCS_K/_C/_Y/_M/
CCHPD_K/_C/_M/_Y/CCMD_K/_C/_M/_Y/
PTCCHPD/PTCMD/PPD1/MPFD/POD3/PR
TPD/
Drum
Lamp
Open
Detect
DL_OPEN_K/_C/_M/_Y/
DL_OPEN2_K/_C/_M/_Y
Motor
Loc
k
Detect
CISFM_LD/DM_K_LD/DM_C_LD/DM_M_LD/DM_Y_LD/
EFM1_LD/CPFM_LD/BTM_LD/2TUM_LD/FPRFM2_LD
DCMotor
CCM_K/_C/_M/_Y
DCMotor
PTCCM
DC
Brushless
Motor
2TUM
Doub
le
feed
detec
DPFCK/nGCS/n_GINC/GUnD/
Doub
le
feed
detec
DPF
Pro_Only
Pro_Only
Pro_Only
Pro_Only
Pro_Only
Doub
le
feed
detect(DPF
Ain)
MX-7040N ELECTRICAL SECTION 14 – 3
C. MFP control PWB
USB
HUB
PIC
Micon.
SCN-Mother
PWB
U
AR
T(ch6)
USB
2.0
Host
LVDS
(Scan)
LVDS
(LSU
CLK&SYNC)
UART(1ch)
LSU
PWB
LVDS
(Scan)
DualScan
Reus
2
(subCPU)
DDR2/3
IF
Local
Bus
IF
LSU
IF
FPDLINK
T
ransmitter
PCIe
IF
(1lane)
SCN
IF
PCIe
IF
(4lane)
SA
T
A
IF
SD
EtherMA
C
10/100/1G
EtherMA
C
10/100/1G
USB2.0
IF
De
vice
Non-interr
uption
area
(Not
used)
I2C(2/3ch)
Controller
I2C(1/3ch)
Controller
UA
R
T
(11ch)
UA
R
T
(1ch)
INT
(1/3ch)
INT
GPIO
INT
(3/3ch)
INT
(2/3ch)
DDR3
SO-DIMM
SOCKET2
Reus
1
(mainCPU)
DDR2/3
IF
Local
Bus
IF
PCIe
IF
(1lane)
SCN
IF
PCIe
IF
(4lane)
SD
EtherMA
C
10/100/1G
EtherMA
C
10/100/1G
USB2.0
IF
De
vice
USB2.0
IF
Host
SD
Soc
k
et
SDHC
4GB
DDR3
SO-DIMM
1GB
DDR3
SO-DIMM
SOCKET1
Non-interr
uption
area
(ON
when
LAN
standb
y)
I2C(3/3ch)
Controller
EtherPHY
10/100/1G
LAN
J
A
CK
RJ45
USB
De
vice
TYPE-B
CN
FPDLINK
Receiv
er
I2C(1/3ch)
Controller
F
AX(2nd)
CN
UA
R
T
(11ch)
UA
R
T
(1ch)
DSUB
CN
(RIC
,PCI,C
oinV
ender)
I2C(2/3ch)
Controller
MFPC
PWB
INT
(1/3ch)
INT
(1/4ch)
DDR3
SO-DIMM
Opt.
GMII
Interr
uption
area
(OFF
when
LAN
standb
y)
INT(Sleep)
USB
2.0
De
vice
480Mbps
GPIO
POF
U
AR
T(1ch)
RS232C
Le
v
el
Con
v
er
ter
1Gbps
3.0Gbps
INT
(3/3ch)
INT
(2/3ch)
INT(W
aleUp)
INT
(nF
AX12_PIC_INT)
nF
AX12_PIC_INT
U
AR
T(ch10)
CPLD
RT
C
A
CRE
Opt
CN
AC
R
E
PWB
(Option)
EEPR
OM
256kb
I2C
360KHz
Local
Bus
I2C
360KHz
I2C
95KHz
UA
R
T
PCIe
x1
DDR3
SO-DIMM
1GB
DDR3SO-DIMM
SOCKET1
FPDLINK
Receiv
er
U
AR
T(ch9)
U
AR
T(ch1/4)
F
AX(3nd)
CN
U
AR
T(ch2/5)
PCIe
x4
Gen1
FLASH
DIMM
FLASH
DIMM
SOCKET
Interr
uption
area
(OFF
when
LAN
standb
y)
Intel
ICH8
DMI
SA
T
A
DDR3
SO-DIMM
2GB
DDR3
SO-DIMM
SOCKET1
DDR3
SO-DIMM
SOCKET2
I2C
95KHz
PCIe
IF
(4lane)
USB
PCIe
x4
Gen1
PCI
Express
Switch
Intel
Pine
vie
w
D525
1.8GHz
DDR2/3
IF
SMb
us
DMI
SPI
CK505
Cloc
kGen
SPIFlash
(BIOS)
PCIe
x4
Gen1
PCIe
x4Gen1
PCIe
IF
(1lane)
HDD
3.5'
1TB
Mirror
ing
(Opt.)
HDD
3.5'
1TB
FA
X
(3
rd
)
(Opt.)
F
AX(2nd)
(Opt.)
CN
Update
SW
PCIe
IF
(1lane)
INT(POF)
I2C
Logic
IC
SA
T
A
CN
Raid
PWB
3.5inch
I2C
Cloc
kGen
I2C
Ser
ial
CN2
(Deb
ug)
U
AR
T(ch9)
USB
Host
TYPE-A
CN
INT
To
IC
H
8
INT
To
IC
H
8
To
Reus1
To
ICH8
por
t1-4
por
t1
CF
PATA
CF
CN
CF
4GB
Prog
ram
USB
Wireless
LAN
(Opt.)
U
AR
T(ch8)
Ser
ial
CN2
(Deb
ug)
PCI(sub)
CN
U
AR
T(ch8)
LCD
IF
PCU
PWB
U
AR
T(ch7)
F
AX(1st)
U
AR
T(ch0/3)
OPE
UN
CPU(H8S)
F
ront
USB
LCD
IF
Boardto
BoardConnector
LV
D
S
MX-7040N ELECTRICAL SECTION 14 – 4
D. Scanner control PWB
Scanner control PWB (1/2)
R-RGB
CS3
Serial system
CS0orCS1
2
S
C
motor
various sensors
various sensors
CS4
MFPC PWB
24VPD
12V
5V
12V
5V
Communication, etc.
3.3V
5VO
5VO
to CPU
F-clk
F-RGB
16
16
32bit bus
Serial system
CS3
CS4
CS0orCS6
CS2
uart, etc.
to CPU
CS5
5Vo
DSPFcnt PWB
SCN-MotherCNT PWB
KEY PWB
(Main unit side)
CCD-R PWB
(DSPF side)
CCD-F PWB
LED lighting
Recovery trigger
SCAN
ASIC
line buf
(8Mx16bit)
CPU
H8S/2373
E2PROM
IO ASIC
SRAM
3line color CCD
AFE
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
MOTOR
DRIVER
line buf
(8Mx16bit)
19.661MHz
Mirror
Motor
Motor
TP-IF PWB
IPD/DOCC ASIC
MHPsensor
LED
CLK
DRIVER
OCSW
F-ROM
(For saving Shading DATA)
SCN
ASIC
LVDS IC Tx
28bit
CPU
H8S/2373
SRAM
F-ROM
(On-board)
Rx FPD Link
35bit
Scanner light source LED
DRIVER PWB
3line color CCD
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
AFE
Timing
generator
DRIVER
(74VHCT
(74VHCT
244)
Power supply 10V/5V/3V
LVD
S IC
S IC
Tx
28bit
FlashROM
(On-board)
LED
DRIVER
LED
DRIVER
19.661MHz
CLK
DRIVER
Rx FPD Link
35bit
IPD/DOCC ASIC
Timing
generator
Back REUS
Front REUS
Buzzer
HOME KEY
Power SW
HOME LED
Power-saving
SW
Power-saving
LED
Power LED
orange
Power LED
green
PIC
Document size
sensor
CLFM
(OC cooling FAN)
Power supply10V/5V/3V
Touch panel
12V
LED selector
