2
1
3
1
1
2
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.
Schematic Diagram (FP-7818/7824/7830/7835)
LCD
1
2
1
2
1
2
3
4
5
6
1
2
3
4
5
6
ACHI
ACI
ACI
ACH2
AC2
AC2
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
15
14
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
5
4
3
2
1
BMAB
BMA
BMB
COM
BMBB
3
TED
VTED
GND
6
5
8
9
7
13
12
11
10
9
8
7
6
5
4
3
2
1
6
5
3
2
1
4
2
1
VLO
VLO
GND
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
1
2
1
2
2
3
1
2
3
1
3
PESN
GND
CN109
VL
2
1
PGND
LUM
CN110
2
1
4
3
6
5
8
7
PESN
GND
CN111
VL
LBSN
GND
VL
GND
9
11
10
VL
CRRSN
VP
PFCR
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
EXFL3
LPFM2
LPFL1
LPFM1
PGND
LPFL4
12
LPFM1
PGND
GND
GND
LCDWR
EPASW
CPOCLK
CPICLK
CPLTH
CPLD
CPIN
CPONT
VL
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
GND
GND
15
16
17
18
19
20
CPOCLK
CN401
CPLTH
CPOUT
CPLD
CPIN
LCDWR
CPICLK
EPASW
VLC
VLC
VL
GND
GND
GND
BPSN
TFSN
VL
VL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
DB6
DB7
GND
CN354
VL
VO
RS
R/W
LCDWR
DB0
DB1
DB2
DB3
DB4
DB5
1
2
3
4
AC1
AC1
CN803
AC2
AC2
1
2
3
4
AC1
AC1
CN201
1
2 EXLP
AC1
CN202
CN203
1
2 EC2
EC1
2 AC2
1 AC1
CN805
1
2
VP
CN851
3
4 VPC
AC2
AC2
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
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
LEDb2
CN402
LEDb3
LEDb4
LEDb5
LEDb6
VL
LCDWR
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
SH/LD
CN403
CLK2
DRSEL3
DRSEL2
DRSEL1
DRSEL0
LEDb0
LEDb1
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
GND
CN404
GND
VLC
CKS
CKL
OE
A
QH
CN351
CN352
CN353
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
CN601
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
BMCA
VL
TEDSN
TED
GND
M
M
M
M
M
FM
FM
FM
FM
FM
FM
FM
FM
FM
Notice
In case of same signal name, deleted
it from one side of connector.
Waste
toner
sensor
Toner bottle
home position
sensor
Toner
level sensor
(FP-7818/7824)
(FP-7830/7835)
LED
array
Paper
exit
solenoid
Paper
exit
sensor
BM
driver
Toner
bottle
motor
M
Toner
bottle
motor
LDA
Key counter
Total counter
Dehumidify heater
Power switch
Thermostat
Thermostat
Exposure
lamp
Fuser
lamp
Thermistor
FP-7830/7835
oniy
Front
cover
sensor
CPU
CN7-13,14
Choke
coil
(Europe)
AC
driver
CN
ops
KC
Suction/
ozone fan
Devoloper
cooling fan
Dust collecting
fan
Middle roller
clutch
Bypass paper
feed clutch
Bypass paper
size sensor
(except FP-7818)
(except FP-7818)
(For FP -7830/7835)
(For FP -7830/7835)
execptFP-7818
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
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)
(except FP-7818)
Lom voltage power supply (for FP-7818)
CRRSN
2
LBSN
2
PESN
2
Platen cover
open/close
sensor
PCSN
Original size
detecting sensor
(For FP-7830/7835)
Lamp unit
home position
sensor
AOSS1
AOSS2
1
2
AOSS3
3
AOSS4
HPSN
2
3
1
PEWSN
PESN
LBSN
CRRSN
3
Lens unit
home position
sensor
Paper
level
Sensor
M
Lift
motor
M
Paper
detecting
sensor
Paper
limit
sensor
Paper
pass
sensor
Pick-up
clutch
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
except
FP-7818
For
FP-7830/7835
Control panel (1)
Control panel (2)
Exhaust
fan
Optics
fan
1
2
1
4
2
3
DH
MS
TFSN
BPSN
TESN
BMD
BPSOL
PF
OSN
CNT1
CNT3
CNT2
System console
connector
(option for FP-7818)
ADF
connector
Sorter
connector
2
1
2
1
1
2
VP
VP
CN610
3
4
PUSOL1
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
1
2
LUM1-2
LUM1-1
CN604
1
2
3
1
2
3
1
2
3
1
2
3
Paper level
sensor
Middle
roller
clutch
Pick-up
solenoid
PEW
SN1
Paper pass
sensor
Paper
detecting
sensor
Lifting
motor
Paper limit
sensor
Paper feed unit (upper)
(except FP-7818)
CRRSN
1
LBSN
1
PESN
1
M
1
2
3
4
1
2
2
1
3
4
5
6
CDSN
TDSN
2 AC2
1 AC1
CN806
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...