MX-5500N, MX-6200N, MX-7000N (serv.man50). Electrical Section — Sharp Copying Equipment Service Manual (repair manual)

Model
MX-5500N MX-6200N MX-7000N (serv.man50)
Pages
51
Size
1.02 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Electrical Section
File
mx-5500n-mx-6200n-mx-7000n-sm50.pdf
Date

View Sharp MX-5500N / MX-6200N / MX-7000N (serv.man50) Service Manual online

MX-7000N  ELECTRICAL SECTION  11 – 1
MX-7000N
Service Manual
 
[11] ELECTRICAL SECTION
1. Block diagram
A. System block diagram
CP
F
M
POM
T2
PF
C
CLU
M
1
TA
N
C
L
DH
1
/2
PA
PE
R
CAS
S
ET
T
E
CL
U
M
2
MP
UC
TR
C
1
/2
MP
F
S
MP
G
S
PG
M
LSUSS
POFM_F
OZ
FM1
/2
/3
PS
FM
1
/2
HL_
U
M
POFM_U
HL
_
U
S
HL
_
L
M
DL
_
K
DL
_
M
D
L_C
DL
_
Y
MC
2T
C
A3/A4
L
CC
4K
(S
AD
D
L
E
)
FI
N
RR
C
TFD
PPD
2
POD2
PO
D3
TF
D
_
R
TFD2
PO_TMP
MPFD
MPL
D
1
MT
OP1
MT
OP2
MP
E
D
C3P
F
D
MPWD
CLU
D
3
CP
ED
3
LSS_
BK
C3SP
D
C4
SP
D
CP
ED
2
LS
S
C4
P
F
D
CLU
D
2
DSW_ADU
AP
P
D
1
TC
S
_
K
AP
P
D
2
TC
S
_
C
TC
S
_
M
HT
C
S
_
K
TC
S
_
Y
T
H
/HUD
_
M
TH
1
_
L
S
U
MS
W
DSW_FU
CO
IN
VE
N
D
E
R
DHSW
PNC
MI
M
OR
S
_
L
E
D
OR
S
_
P
D
CL
MH
PS
OC
S
W
CAR
D
RE
A
D
E
R
AU
D
IT
O
R
PN
C
PC
U
PW
B
SC
N
C
PWB
INVERTER
PWB
OPE
PWB
LV
D
S
PW
B
CCD
PW
B
MOTHER
PWB
LSU
CNT
PWB
MFP
C
PW
B
DRIVER
PWB
HL
PW
B
AC
PW
B
Ma
in
D
C
P
S
HD
D
RD
I/F
PWB
2B
L
D
_
K
PW
B
BD
_
K
PW
B
LD
_
C
PW
B
LD
_
M
PW
B
LD
_
Y
PW
B
WH
PWB
Col
o
r
L
C
D
TO
U
C
H
PA
N
E
L
L
S
U
UNI
T
FUS
E
R
U
NI
T
DV
_K
U
N
IT
D
V
_C
UNI
T
DV
_
M
U
N
IT
DV
_Y
U
N
IT
PS
FE
E
D
UNI
T
PAPER
OUT
UNIT
KP
R
O
C
E
S
S
DR
IV
E
U
N
IT
PA
PE
R
F
E
E
D
3
UN
IT
T
A
ND
E
M
PA
PE
R
F
E
E
D
UNI
T
PA
PE
R
F
E
E
D
4U
N
IT
RI
G
H
T
D
O
O
R
U
N
IT
MANUAL
PAPER
FEED
UNIT
OPE
R
A
T
IO
N
UNI
T
CL
IN
VER
T
E
R
PW
B
POWER
SW
PWB
SCA
N
NE
R
U
N
IT
FA
X
OPTION
OP
T
IO
N
OPTION
OP
T
IO
N
AC
IN
DHS1/2
DH_LCC
SIZE
DETECT
PWB
C3SS1-
4
OPTION
OPTION
Standards
:
Only
Japan
HD
D
F
M
CP
U
F
M
OP
T
IO
N
DOCC
PWB
OP
T
ION
EF
I
OPTION
IN
S
E
R
T
ER
P
UNC
H
U
N
IT
DC
PS
fo
r
F
IN
Only
Japan
AC
IN
Su
b
D
C
P
S
TH
2
_
L
S
U
HL_
E
X
1
HL_
E
X
2
DS
P
F
U
N
IT
DS
PF
cn
tP
WB
CCD
PWB
CL
CL
IN
VER
T
E
R
PWB
DS
P
F
D
R
IV
E
R
PWB
SPPD3
SPPD4
SPPD5
SPPD1
SPPD2
SP
R
A
N
D
O
M
SP
O
D
SO
CD
ROCD
SPOM
S
P
FFA
N
SPFM
SLU
M
SPUM
SPFC
SR
R
C
SRRBC
STRC
ST
M
P
S
STRRC
STRRBC
OP
T
IO
N
SP
L
S
1
SP
L
S
2
SCO
V
STLD
SP
E
D
1
SP
E
D
2
STUD
DVCRUM_Y
TONER_Y
UNIT
PTC
DVCRUM_M
TONER_M
U
NIT
DVCRUM_C
TONER_C
U
NIT
DVCRUM_K1
TONER_K1
UNIT
DVCRUM_K2
TONER_K2
UNIT
TM
_
K
2
TM
_K
1
TM
_C
TM
_M
TM
_Y
HT
M
_K1
HT
M
_C
HT
M
_M
HT
M
_Y
HT
C
S
_Y
HT
C
S
_M
HT
C
S
_C
DM_
K
DV
K
M
BT
M
CCM
PT
C
M
DH
PD
_
K
BLT
C
L
BL
T
C
L_
R
DM_
C
DH
PD
_
C
DM
_
M
DH
P
D
_
M
DM
_
Y
DH
P
D
_
Y
TB
L
T
C
CO
LOR
P
ROCE
SS
D
R
IV
E
UNI
T
PC
S
S
RE
G
S
_
F
PC
S
RE
G
S
_
R
RE
G
IST
SE
N
S
OR
U
N
IT
DS
W_
R
PT
C
M
H
P
DSW_FL
TH
_
U
M
TH
_
U
S
TH
_
E
X
1
TH
_
E
X
2
TH
_L
M
WEB_INL/END
PO
D
1
FU
M
FE
X
D
FU
FM
_
R
FU
F
M
_
F
FE
X
M
AD
U
G
S
AD
M
L
AD
M
H
TU
R
M
TH
P
S
1T
C
VF
M
_
R
VF
M
_
C
LCCM
PF
M
RR
M
MPUC
LP
F
C
CCH
P
PH
T
M
_
K
1
CCM
D
PPD
1
RR
C
2
T1
P
F
C
T2
P
U
S
TANDEM
SENSOR
PWB
T1PED/
L
UD
TANDEM
SENSOR
PWB
T2PED/
L
UD
T1
P
P
D
1
T1
P
P
D
2
T1
S
P
D
T2
S
P
D
T1
P
U
S
TANSET
T1
L
U
M
T2
L
U
M
C3
L
U
M
C4
L
U
M
S
IZ
E
DE
T
E
CT
PW
B
C4
S
S
1-
4
C3
P
U
S
C4P
U
S
C3PWD
WT
M
CF
M
VTOD
DSW_D
TN
F
D
TB
B
O
X
DV
K
D
ri
ve
r
PW
B
PH
T
M
_
K
2
DT
B
F
M
T1
PP
D
LP
P
D
AC
T
A
P
P
UNI
T
MX-7000N  ELECTRICAL SECTION  11 – 2
B. MFP controller PWB
CPU
RM7965A
-900
SYSTEM
ASIC
SO-DIMM
DIMM2
SO-DIMM
DIMM1
DDR
SDRAMx2
DDR bus 1
ICU
ASIC
IDE
ASIC
FLASH
Mem. x2
LOCAL bus
(ROM bus)
PCI bus 2
ATA
connector
IDE bus
PCI
bus
1
ENGINE
IF
connector
LSUIF
SCAN IN IF
VIDEOIF
SCAN OUT IF
EFI connector
OPE IF
SDR
FLASH
FLASH IF
LAN
JACK
LAN
USB-D
USB-H
LVDS
DDR bus 3
64bits width
64bits width
32bits width
EEPROM
256Kbits
I2C (Ch.0)
I2C (Ch.0)
I2C (Ch.1)
EEPROM
2Kbits
MicroWire
Control
signals
UART
RS232C
Transmitter
UART
PCU,SCN
UART
FAX
(OPT)
UART
for Debug
CPLD
CPLD
Expansion
PCI connector
USB
DEV
USB
HOST
Piano
SW
VBUS
SW
Ether
MAC
RIC
(RS232C)
LVDSIC
385/386/047/048
SRAM
RTC
Battery
IF
ASIC
SDR
SDRAM
IMG
ASIC
IO
EXPAND
72pinDIMM Socket
100pinDIMM Socket
72pinDIMM Socket
72pinDIMM Socket
72pinDIMM Socket
72pinDIMM Socket
72pinDIMM Socket
SO-DIMM
DIMM3
SO-DIMM
DIMM4
DDR bus 2
SYSAD bus
LOCAL bus
(LSI bus)
IMG-C
B
us
(Image
process)
IMG-B
Bus
(Area
separation)
IMG-A Bus
(Auto Color)
MX-7000N  ELECTRICAL SECTION  11 – 3
C. PCU PWB
IC1
CPU
H8S/2373
IC4/IC8
SRAM
(1Mbit
x
2
)
FLASH
ROM
(16Mbit)
IC6
EEPROM
(256kbit)
IC11
PMC
ASIC
IC7
I/O
A
SIC
IC9/IC27
DFF
LCX574
IC29/IC30
MUX
HC151x2
CLOCK
FINISHER
UART
UART
IC3
RESETIC
LSU
LCC
Optional
To
MFPC
Via
Mother
UART
UART
DC
Power
Supply
X1
Xtal
19.6608MHz
IC2
Spread
Spectrum
Sensor
Input
(PPD2)
Sensor
Input
(PPD1
-
3
)
/
(DSW_R/D/FU/FL)
/
(BELT_HP)
(C3PED)
/
(C4PED)
/
(TFD)
/
(CCHP)
(FPD_CL/BK)
/
(C3PFD)
/
(POD1)
/
(TBLTB)
(APPD1
-
2
)
/
(TBLTC)
/
(C3SS1
-
4)
(C4SS1
-
4
)
/
(T1PPD1
-
2
)
/
(LPPD)
/
(T2LUD)
(T1LUD)
/
(C4SPD)
/
(C4LUD)
/
(C4PFD)
(VTOD)
/
(C3SPD)
/
(C3LUD)
/
(MPFD)
(DHPD_K/C/M/Y)
/
(T2PPD)
/
(TANSET)
(T2PED)
/
(T1PED)
/
(T2SPD)
/
(T1SPD)
CRUM
(CRUM_C/M/Y/K1/K2)
IC70
D/A
Conv
(TCS/REGS
cont)
Load
Control
O
utput
Coin
vendor
(Optional)
Stepping
M
otor
Control
Pout
Motor
(POM)
ADU
Motor
(ADML/(ADMH)
PSF
M
otor
(PFM)
Drum
Motor
BK
(DM_K)
Drum
Motor
C
L
(DM_C/M/Y)
Belt
Motor
(BTM)
LCC
Motor
(LCCM)
Fuser
R
elease
Motor
(FUEXM)
Fuser
unit
HL
control
(HL_UM/LM/US/EX)
Sensor
Input
(DVK_CH)
/
(CCM_ROT)
(PTCM_ROT/HP)
(TNFD)
/
(HTCS_K/C/M/Y)
(FUEXD)
/
(WEB_INL/END)
Load
control
O
utput
(PCSS)
/
(MPFS)
/
(TANCL)
(LSS_CL)
/
(BLTCL_R)
(BLTCL)
/
(LSS_BK)
UM/
LM
/US
FAN
M
otor
Control
PS
Fan
(PSFM1
-
2)
Ozone
F
an
(OZFM1
-
3
)
Pout
Fan
(POFM_F/U)
Fuser
Fan
(FUFM_F/R/DTBFM)
Ventilation
Fan
(VFM_C/R)
Flash
Write
Protect
HV
MC
/
TC2
unit
/
PTC
unit
3-wiredserial
Discharge
Lamp
(DL_K/C/M/Y)
DC
Motor
C
ontrol
DV
Motor
B
K
(DVKM)
DV
Motor
C
L
(DVCM)
Paper
F
eed
Motor
(CPFM)
Resist
Motor
(RRM)
Fuser
M
otor
(FUM)
Waste
Toner
M
otor
(WTM)
Sensor
Input
TBBOX
FAN
Lock
D
etect
(POFM_LD1
-
3)
/
(OZFM_LD1
-
3)
(FUFM_R_FD)
/
(FUFM_F_LD)
(VFM_C_LD)
/
(VFM_R_LD)
(PSFM_LD1
-
2)
IC71/IC72/IC82
Analog
MUX
x
3
Analog
Input
Temp/Hum
sensor
(TH_M/HUD_M)
LSU
T
hermistor
(TH1_LSU/TH2_LSU)
DV
detector
(DVTYP_C/M/Y/K1/K2)
Fuser
T
hermistor
(TH_UM/LM/US/EX1/EX2)
Paper
Out
T
hermistor
(PO_TMP)
Drum
M
ark
S
ensor
(DMS)
FW
Sensor
Input
COIN
VENDOR
(Optional)
(CV_CLCOPY/COPY)
Load
output
Mechanical
Counter
(Optional)
(PNC_K/CL)
Syncronous
Motor
Toner
Motor
(TN_C/M/Y/K1/K2)
DC
Motor
Tray
Lift
Up
Motor
(T1LUM)
/
(T2LUM)
(C3LUM)
/
(C4LUM)
Sensor
Input
(DSW_ADU)
/
(TFD3)
/
(MPLD)
(MTOP1
-
2
)
/
(MPED)
MUX
HC151
RD
I/F
P
WB
Syncronous
Motor
Fuser
Cleaning
M
otor
(WEB_M)
IC107
Unbuffered
Inverter
HV
TC1
unit
DC
Motor
2nd
Belt
R
elease
Motor
(TURM)
Charger
Cleaner
Motor
(CCM)
/
(PTCM)
Load
Control
O
utput
(RRC)
/
(T1PUS)
/
(T2PUS)
(C3PFC)
/
(MPGS)
/
(C4PFC)
(TRC1
-
2
)
/
(MPUC)
/
(ADUGS)
(T2PFC)
/
(T1PFC)
/
(LPFC)
(FPCL2)
/
(RRC2)
/
(FPCL1)
(C3PUS)
/
(C4PUS)
/
(MFPS)
EX
DM
CLK/
BTM
CLK
Driver
P
WB
Synchronous
M
otor
Toner
H
opper
M
otor
(HTM_K/C/M/Y)
IC83/84/86/87/88
AND
G
ate
VHCT08
x
4
Analog
Input
Toner
D
etector
(TCS_K/C/M/Y)
Process
Cont.
sensor
(PCS_K/CL)
Resist
sensor
(REGS_F/R)
Multi-bypass
tray
width
sensor
(MPWD)
I2C
B
us
DVK
Driver
P
WB
Synchronous
M
otor
Toner
H
opper
M
otor
(PHTM_K1)
(PHTM_K2)
AddressBus[21:0]
DATABus[15:0]
I2C
B
us
MX-7000N  ELECTRICAL SECTION  11 – 4
D. Scanner control PWB
SCNcntPWB
RSPF
Unit
RSPF
FEED
MOTOR
SCANNER
MOTOR
RSPF
RVS
MOTOR
PHOTO
SENSOR
CLUTCH
SDRAM
BUS
CCD
PWB
With
AFE
&
LVDS
LVDS
DSPFcnt
P
WB
EEPROM
32Kbit
I2C
RGB10bit*3
LVDS
Driver
4bit
*2
LVDS
LVDS
LVDS
Driver
28bit
RGB8bit*3
RGB8bit*3
RGB8bit*3
LVD
S
LVDS
Driver
30bit
MHPS
LVDS
Receiver
4bit
*2
CARD
READER
AUDITOR
OCSW
XTAL
28.795MHz
or
22.7425MHz
LVDS
24bit
BUS
BUFFER
STMP
U
N
LAMP
UN
PANEL
PWB
INVERTER
PWB
LCD
LVDS
R
eceiver
30bit
ADDRESS/DATA
BUS
SRAM
1Mbit
/CS2
SCAN
A
SIC
/CS3
SDRAM
128Mbit
LVDS
Driver
28bit
DSPF
M
emory
P
WB
LVDS
Receiver
28bit
24bit
B
US
BUFFER
CPT
A
SIC
/CS4
DOCC
PWB
Mother
PWB
(MFP
PWB)
<Engine/Controller>
CPU
H8S/2373
XTAL
19.6608MHz
FlashROM
<Socket>
8Mbit
/CS0
(/CS0
R
ESERVE)
IO
A
S
IC
/C
S5
Original
detection
(Light
receiving)
Original
detection
(Light
emitting)
Page of 51
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  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).