3
1
1
2
3
4
DSAC1
DSAC1
FULP1
ÆÆÆAC120/220-240V Line
ÆÆÆDC+24V Line
ÆÆÆDC+5V Line
Important safety notice
Componentes identified by head mark have special characteristtics
important for safety. When replace any of these components. Use
only manufacturer’s specified parts.
Control panel
Control panel 4
Back light
L C D
Touch
panel
1
2
3
4
5
6
1
2
1
2
1
2
3
4
5
6
1
2
3
4
5
6
ACHI
ACI
ACI
ACH2
AC2
AC2
7
8
9
10
11
12
1
2
3
4
5
1
2
3
4
1
2
3
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
1
2
3
4
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
11
12
1
1
2
2
1
2
1
4
3
2
1
3
TFSN
VLC
GND
BPSN
VLC
GND
2
1
3
2
1
1
2
3
4
5
6
BMA
COM
BMAB
BMB
COM
BMBB
3
TED
VTED
GND
6
5
8
9
7
3
4
5
6
7
8
9
10
11
12
13
14
15
6
5
3
2
1
4
2
1
PGND
PGND
VP
VP
CN108
COM
BMBB
CN113
BMAB
BMB
BMA
COM
VTED
GND
TED
2
1
4
3
6
5
2
1
4
3
5
2
1
4
3
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
5
8
9
10
11
7
2
1
4
3
6
5
8
9
10
11
7
LSMA
LSMAB
CN115
COM
LSMB
LSMBB
2
1
4
3
6
5
COM
LMBB
CN114
LMAB
LMB
LMA
COM
MSMA
MSMB
COM
MSMBB
MSMAB
2
1
4
3
6
5
8
9
10
7
9
10
7
8
5
6
3
2
1
4
2
1
4
3
6
5
8
9
10
7
VP
VP
PGND
PGND
EPACNT
VL
GND
VLC
ZCRS
GND
2
1
4
3
6
5
8
9
10
7
VP
PGND
CN2
VP
PGND
F32OUT
QLTH
QLD
DXIN
DXMCA
F32CLK
2
1
2
1
3
1
7
5
11
9
4
5
2
3
1
4
5
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
4
3
6
5
8
7
VP
DXRRCR
CN654
COM
DXMA
DXMAB
DXMB
DXMBB
COM
2
1
4
3
6
5
8
7
DXLA
DXLAB
CN653
COM
DXLB
DXLBB
DXWA
DXWAB
6
8
7
DXWB
DXWBB
COM
2
1
4
3
6
5
7
PSLSN
GND
CN655
VL
GND
PSWSN
VL
2
1
4
3
6
5
8
7
DXPESN
GND
CN652
VL
GND
DXPSN2
VL
9
11
10
GND
VL
DXPSN1
12
11
14
13
16
15
18
19
20
17
1
2
3
4
9
5
13
15
10
11
14
12
6
16
7
8
18
17
DXMCB
DXMCAB
PSLSN
DXMCBB
PSWSN
FENB
GND
VL
DXDPSN
VL
22
23
24
21
ADUSL
OUT2
GND
GND
2
1
2
1
2
1
4
3
6
5
8
9
10
7
2
4
7
5
9
8
6
13
14
11
VP
PGND
CN4
QLTH
F32OHT
F32CLK
QLD
FENB
VL
GND
QIN
2
1
4
3
6
5
8
9
10
11
12
7
2
1
4
3
6
5
8
9
10
11
12
7
F640HT
LDLTH
CN101
CN117
CPLTH
FENB
F64CLK
CPCLK
CPLD
CPTX
CPRX
CPTRDY
PPTRDY
F64IN
2
1
4
3
6
5
8
9
10
11
12
7
LMREF
VLC
CN123
LMM3
LMM1
2
1
4
3
VP
VP
CN856
PGND
PGND
2
1
3
VP
CN854
2
1
VP
PGND
CN852
PGND
2
1
3
VP
CN855
PGND
LMCLK
LMCMB
LSMCBB
LSMCB
LSMCA
LSMCAB
MSMCBB
13
14
15
14
15
12
13
10
11
8
7
6
5
4
9
3
2
1
MSMCB
MSMCA
MSMCAB
LMENB
2
1
4
3
6
5
8
9
10
11
7
EXFL1
PGND
CN106
PGND
EXFM1
EXFL2
EXFM2
2
1
4
3
6
5
LPFL2
PGND
CN107
PGND
LPFM2
2
1
2
1
3
SEPSOL
VP
CN102
EXFL3
LPFM2
LPFL1
LPFM1
PGND
LPFL4
12
LPFM1
PGND
BPSN
CPRX
CPTX
GND
GND
GND
VLC
VLC
VLC
CN104
KCTCNT
VL
GND
KCT
VP
CN119
KCS
CT
VP
CN112
1
ACL
CN801
CN802
1
T
H 1
2
T
H 2
1
HTCNT1
CN206
2
HTCNT2
3
LPFB1
4
LPFB2
5V
L
2
ACN
2
3
4
5
6
7
8
9
10
11
12
13
14
VLC
VLC
15
16
17
18
19
20
21
22
23
24
25
26
VLC
CN401
GND
GND
GND
GND
GND
BPSN
TFSN
CPRX
CPTX
BPSN
VLC
VLC
VP
PGND
VP
PGND
1
2
3
4
5
6
7
8
9
10
11
12
DRV1
DRV0
CN406
CN450
DRV2
DRV3
1
2
3
4
AC1
AC1
CN803
AC2
AC2
1
2
3
4
AC1
AC1
CN201
1
2
5
6
EXLP
FULP2
AC1
CN202
CN203
1
2 EC2
EC1
1
2 AC2
AC1
AC2
AC1
CN805
1
1
2
VP
CN851
CN806
3
2
3
4 VPC
AC2
AC2
MTR10
MTR11
MTR12
MTR13
LDDRV0
LDDRV1
GND
GND
1
2
3
1
2
3
1
2
3
1
2
1
2
3
4
5
6
7
8
9
10
11
12
DDFM
OZFM
CN8
CN16
CN1
CN13
CN15
OZFL
DDFL
PGND
PGND
SCFM
SCFL
1
2
3
1
2
3
1
2
3
1
2
3
4
5
6
7
8
9
HSSN3
VL
CN6
GND
VL
HSSN2
GND
VL
GND
HSSN1
VP
PGND
PCCR
1
2
1
2
1
2
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
4
5
6
7
8
9
10
11
12
HFCR
VP
CN5
VP
RRCR
VP
HFSOL
13
14
15
16
17
18
VL
VL
RRSN2
RRSN
GND
GND
VL
VL
QDOSN
HPESN
GND
GND
1
2
3
4
5
6
7
8
9
10
11
12
CDSN2
GND
CN7
CN651
VCDS’
CDSN1
1
2
3
4
VP
ELP1
CN14
ELP2
1
2
3
4
RMRX
IRMRX
CN22
GND
IRMTX
5
6
RMTX
GOPSW1
TDREF’
13
14 TH2
TH1
VP
TDSN
GND
GOPSW2
RCSOL
PGND
INV1
CN351
INV2
VLCD
CN403
VEE
UD3
UD2
UD1
UD0
LCDAC
GND
VLC
CP
LP
PRM
X1
CN402
Y2
X2
Y1
CLMBB
CN405
COM
CLMB
CLMA
CLMAB
VLC
CLSN
GND
1
2
3
4
5
6
7
8
9
10
DRV2
DRV3
CN407
CN475
DRV1
DRV0
MTR20
MTR21
MTR22
MTR23
LDDRV2
GND
1
2
3
4
LDOUT
LDLTH
CN103
CN901
LDCLK
GNG
1
2
3
4
3
2
1
6
5
4
8
7
GND
GND
CN105
VLC
VLC
1
2
3
1
2
1
2
3
4
PCSOL
VP
CN116
1
3
1
2
PSAC2
PSAC1
CN204
1
2
VP
CN205
3
4
VPC
1
2
VP
VP
CN610
CN601
3
1
2
3
4
PUSDL1
PFCR1
5
6
VL
VL
7
8
CRRSN1
PEWSN1
9
10
GND
GND
11
12
VL
VL
13
14
PESN1
LBSN1
15
16
GND
GND
1
2
VP
VP
CN609
3
4
PUSOL2
PFCR2
5
6
VL
VL
7
8
CRRSN2
PEWSN2
1
2
VP
VP
CN12
3
4
PGND
PGND
5
6
MMLCK
MMCNT
7
1
2
1
2
3
4
8
MMCLK
1
2
HVCNT
HVLKC
CN9
3
4
HVBCNT
GREF
5
6
HVLKD
BREF
7
DTCNT
8
PGND
9
9
8
7
6
5
4
3
2
1
VP
12
11
MHPSN
GND
CN11
10
3
2
1
3
2
1
3
2
1
1
2
3
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
1
2
3
1
2
3
4
9
GND
VL
8
7
VL
PCSN
6
GND
5
PASN
4
VL
3
GND
2
AESN
1
VLC
1
2
AOSS1
VL
CN10
3
4
GND
AOS1
5
6
AOSS2
VL
7
AOS2
8
GND
9
VL
10
AOSS3
11
AOS3
12
GND
13
14
AOSS4
VL
15
16
GND
AOS4
17
18
VL
VL
19
HPSN
20
LHPSN
21
GND
22
GND
9
10
GND
GND
1
2
ADFRX
IADFRX
CN20
1
2
STRX
ISTRX
CN21
3
4
ISTTX
GND
5
6
STTX
3
4
IADFTX
GND
5
6
1
5
8
9
10
11
12
TESTID
ADFTX
1
2
FENB
F32OUT
CN3
3
4
F32CLK
OQLTH
5
6
LCCLD
OQLD
7
8
QMCLK
OQIN
9
10
GND
VL
11
12
8
9
1
2
23
26
27
25
13
28
22
21
5
24
OUT1
ING
7
1
5
8
9
10
11
12
7
2
ADFOUT
11
12
VL
VL
13
14
PESN2
LBSN2
15
16
GND
GND
1
2
1
2
LUM2-2
LUM2-1
CN604
1
2
3
1
2
3
1
2
3
1
2
3
1
2
DOSN
GND
3
VL
VL
PFOSN
5
GND
1
2
3
4
BMBB
VP
CN125
BMB
BMAB
5
1
2
3
4
5
BMA
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
PGND
BMCAB
CN124
BMCBB
BMCB
SPSOL
BMCA
VL
TEDSN
TED
GND
M
M
M
M
M
M
3
2
1
M
FM
FM
FM
FM
FM
FM
FM
FM
FM
Notice
In case of same signal name, deleted
it from one side of connector.
Corona cleaner
motor
Cleaner home
position sensor
Waste
toner
sensor
Toner bottle
home position
sensor
Toner
level sensor
LED
array
Paper
exit
solenoid
Separation
solenoid
Paper
exit
sensor
BM
driver
Toner
bottle
motor
LDA
Key counter
Total counter
Dehumidify heater
Power switch
Thermostat
Thermostat
Exposure
lamp
Fuser
lamp 1
Fuser
lamp 2
Thermistor
Front
cover
sensor
CPU
CN7-13,14
Choke
coil
(Europe)
AC
driver
KC
Suction/
ozone fan
Devoloper
cooling fan
Dust collecting
fan
Middle roller
clutch
Bypass paper
feed clutch
Bypass paper
size sensor
Bypass paper
feed solenoid
Paper feed
cover sensor
Bypass paper
detecting sensor
Registration roller
paper pass sensor
Copy density
sensor
Toner density
sensor
Discharge lamp
RD terminal
(Factory use)
To thermistor
Recycle solenoid
PFSOL
Registration
roller clutch
HSSN3
Main
motor
High voltage
power supply
CN1
CN2
HVPS
ADU tray
detecting
sensor
DX
OPSN
Paper level
sensor
Middle
roller
clutch
Pick-up
solenoid
PEW
SN2
Paper pass
sensor
Paper
detecting
sensor
Lifting
motor
Paper limit
sensor
Paper feed unit (Lower)
CRRSN
2
ADU
Paper pass
sensor
CRRSN
1
LBSN
2
PESN
2
Platen cover
open/close
sensor
PCSN
Original size
detecting sensor
Lamp unit
home position
sensor
AOSS1
AOSS2
1
2
AOSS3
3
AOSS4
HPSN
PS
LSN
PS
WSN
DXP
ESN
DXP
SN2
DXP
SN1
Lens unit
home position
sensor
Paper
feed
clutch
Drive
motor
DXM
M
Length
guide
motor
DXLM
M
M
Width
guide
motor
DXLM
Length
guide
sensor
Width
guide
sensor
Paper
detecting
sensor
Paper
pass
sensor
LHPSN
4
Platen cover
angle sensor
PASN
AEsensor
AESN
Mirror home
position
sensor
MH
PSN
HSSN2
HSSN1
POPSN
HPESN
RRSN
EL
3
2
1
TC
Optics
motor
Lens
stepping
motor
Mirror
stepping
motor
Exhaust
fan
Low voltage power supply (LVPS)
Main CPU
Paper feed
driver
ADU driver
Control panel CPU
Exhaust
fan
Optics
fan
1
2
1
4
2
3
DH
MS
TFSN
CLSN
BPSN
TESN
BMD
BPSOL
PF
OSN
CNT1
CNT3
CNT2
System console
connector
ADF
connector
Sorter
connector
A
B
1
2
3
4
1
2
2
1
3
4
5
6
CDSN
TDSN
Schematic Diagram (FP-7845/7850)
0 5
0 5
0 5
0 5
0 5
0 5
0 5
05
50
50
50
50
50
50
50
5 0
5 0
5 0
5 0
0 5
0 5
0 5
05
05
05
05
05
5 0
5 0
5 0
5 0
50
50
5 0
50
50
24
0
24
0
24 0
24 0
24 0
24 0
24 0
24 0
24 0
24
0
24
0
24
0
R
F
0 to 2.5V
0 5
0 to 5V
5 to 2.7V
0.5 to
8.5V
0 to 5V
Summary of Contents for FP-7818
Page 8: ......
Page 236: ...27 Sheet Bypass Tray PM102 8 1 7 5 3 4 6 10 11 4 12 13 9 16 15 18 14 4 17 2...
Page 238: ...28 ADU PM801 16 8 1 4 14 12 10 11 11 13 13 6 7 8 16 9 5 3 2 15...
Page 360: ...1 4 7 10 8 9 5 6 2 3 1 Sorter Mounting Assembly...
Page 362: ...1 2 5 J41 3 6 7 8 4A 4 2 Covers...
Page 370: ...A 4 5 2 6 3 4 7 1 9 9 12 10 13 14 15 16 17 18 19 20 21 22 8 J22 M4 M2 J35 A 6 Drive Block...
Page 379: ...1 2 3 4 5 6 7 10 8 9 1 Sorter...
Page 381: ...1 A 3 4 5 12 13 15 9 10 11 6 7 8 16 2 14 13A J202 J202 J104 2 Covers...