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General Circuit Diagram (Mf8500) - Canon MF8580Cdw Service Manual

Mf8500/mf8200 series
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Also See for MF8580Cdw 
Manual - 750 pages
User manual - 750 pages
Getting started - 292 pages

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General Circuit Diagram

General Circuit Diagram (MF8500)

■ MF8500 (1/3)
10
9
VIN
VSS1
VIN
VSS2
VIN
VSS3
F
VIN
VSS4
HLDR1
HLDR2
HLDR3
HLDR4
J11
J12
J13
J14
UN13
E
Main Controller PCB
J914
J915
J929
1
2
3
4
5
6
4
3
2
1
3
2
1
MF8540Cdn Model
J393
J392
SW1
Main Power Switch
J393B
1
2
3
4
5
6
1
2
3
4
J351
J352
J1391LB
D
Low Voltage Sub PCB
C
J6002
H
SOLD3
1
2
SOLD6
3
N
SOLD4
COR2
B
2
1
J210
J205
J211
J204
1
2
3
4
5
6
1
2
3
4
5
6
7
8
1
2
3
4
6
5
4
3
2
1
8
7
6
5
4
3
2
1
8
7
6
5
4
J2001
J2002
J2003
M
M
M
A
M4
M1
M2
Fixing Motor
Drum Motor
Developing Motor
10
9
8
7
UN3
J1002
High Voltage Power Supply PCB
J1001
J1001_BUS[0:31]
J133_BUS[0:31]
31
J133
J151
17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
Developing Separation
Solenoid
1
2
1
2
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
J1391L
J361
J362
UN9
220V
J4003MB
FU LIVE
1
FU NEUTRAL
TB1B
FU1B
J388
J387
J386
J386B
1
2
1
2
3
4
5
6
7
1
2
3
1
2
3
FUSER_AC
120V
FU LIVE
FU NEUTRAL
1
TB1A
COR6
FU1A
J4003MA
1
2
1
2
J4003F
7
6
5
4
3
2
1
J383
J381B
J382B
UN8
MAIN_SW
FACH
J311
Low Voltage Main PCB
FACL
J312
+24VA
PGND
OPTPS
OPTPKSL
J4003DA_BUS[0:7]
UN2
1
2
3
4
Driver PCB
J213
J206
J208
J207
J209
5
6
7
3
2
1
1
2
1
2
1
2
3 2 1
3
2
1
CL
SL
J2004
SL
FM1
SL2
SL1
CL1
Cassette Pickup
Fixing
MP Tray
MP Tray Pickup
Solenoid
Solenoid
/Fixing Power Supply
Feeding Clutch
Cooling Fan
8
7
6
5
M7
Laser Scanner Unit
Laser Scanner
Motor
UN4
J501
M
25
Laser Driver PCB
1
2
3
4
J2007
J501_BUS[0:25]
J1131_BUS[0:25]
4
3
2
1
25
J132
UN1
J131
DC Controller PCB
J154
J150
J157
1
2
1
2
3
4
5
6
7
8
9
10
1
2
J4001DH
2
1
J4001D
SL3
SL
4
3
2
1
1
2
3
4
Environment Sensor
J4001L
6
5
4
3
2
1
2
1
J707
J706
UN6
Fixing Relay PCB
J709
J710
2
1
1
2
3
1
2
3
4
TH802
H220
Sub
Thermistor 1
Fixing Heater
2
TB2B
J1301B
2
1
2
1
3
2
1
3
2
1
TH801
TH803
Main
Sub
J3014
J3013
H120
SR8
SR9
Thermistor
Thermistor 2
2
Fixing Heater
Fixing Delivery
Fixing
TB2A
Sensor
Pressure
J1301A
Release Sensor
Fixing Assembly
FU NEUTRAL
UN7
Fixing Sub PCB
J4004LA
J4004L
1
7
2
UN11
6
3
COR3
5
Paper Feeder
4
+24VA
S4
4
SGND
5
Relay PCB
S3
3
OPTPS
6
S2
J1202
J1203
2
OPTPKSL
7
S1
1
2
1
2
3
1
J4003LB_BUS[0:7]
J4004D
J4004DA
J201
J3007
SL
3
2
1
J202
J203
SL6
SR3
1
2
3
4
1
2
3
4
Paper Feeder
Pickup Solenoid
Paper Feeder
Paper Detection
Sensor
J201_BUS[0:31]
J2005
4
3
2
1
4
3
2
1
M
M
M5
M3
Pickup Motor
Registration Motor
6
5
4
3
2
J3011
REGS
SR4
SGND
Registration Detection
+3LED
Sensor
J3010
SR7
MPTPREGS
SGND
MP Tray Pre-Registration
+3LED
Detection Sensor
ITBTS
1
1
2
MPTPS
2
3
RDSDR
3
RDSSR
4
4
4
3
2
1
5
4
3
2
1
5
RDSGAIN0
5
J110
J111
6
RDSGAIN1
6
RDSLED
7
7
SGND
UN5
8
8
J153
ITBLLED
9
9
4
3
2
1
RSLED
Relay PCB
10
10
+3.3V
11
11
12
RSSR
12
RBLSGAIN0
13
13
RBLSGAIN1
14
14
SGND
1
2
3
4
15
15
J3015
16
ITBLS
16
PCB28
+24VA
17
17
FDOORS
18
18
19
DEVHPS
19
20
CSTPS
20
PREGS
21
21
REGS
22
22
23
OPTPREGS
23
24
+3LED
24
MPTPREGS
25
25
5
6
7
8
9
SR14
MP Tray
3
2
1
Paper Detection
Sensor
J4018
J3006
MPTPS
SR15
3
2
1
SGND
Delivery Full
+3LED
Sensor
J3012
ITBTS
SR10
SGND
+3LED
Fixing Loop
Sensor
J3009
J4017D
J4017L
J4017DH
SR16
ITB Pressure
+24V
Release Sensor
SGND
SUBRLD
J140
J152
31
1
2
3
4
5
6
FM2
J140_BUS[0:31]
FEEDMI3
Duplex Feeding Fan
31
31
FEEDMB
30
30
FEEDMI2
29
29
FEEDMI1
28
28
3 2 1
FEEDMA
27
27
FEEDMI0
26
26
REGIMI3
25
25
REGIMI1
24
24
REGIMI2
23
23
REGIMB
22
22
REGIMA
21
21
3
2
1
REGIMI0
20
20
J705
FANPWM
19
19
CSTPKSL
DUPSWBKSL
18
18
FANLK
17
+24VA
17
FSRMFG
16
16
/FSRMDEC
15
15
DUPSWBKCL
/FSRMACC
14
14
+24VA
FSRMREV
13
13
MPTPKSL
12
12
MPTCLCH
11
11
OPTPKSL
10
10
OPTPS
UN10
6
5
4
3
2
1
9
9
DRMMREV
J701
8
Duplex Driver PCB
8
/DRMMACC
7
7
/DRMMDEC
6
6
DRMMFG
5
5
/DEVMACC
4
4
/DEVMDEC
3
3
DEVMFG
2
2
SGND
1
1
4
3
2
III
1
RDSDR
RDSSR
RDSGAIN0
F
RDSGAIN1
PCB29
RDSLED
+3.3V
Patch Sensor
SGND
+24VA
ITBLLED
RSLED
+3.3V
RSSR
RBLSGAIN0
RBLSGAIN1
SGND
PCB30
+24VA
ITBLS
Patch
Registration
Sensor
E
+3LED
SR1
SGND
Paper Feeder
OPTPREGS
Pre-Registration
J3002
Detection Sensor
J3003
+3LED
SR12
SGND
PREGS
Pre-registration
Detection Sensor
+3LED
SR13
SGND
D
CSTPS
Cassette Paper
Detection Sensor
J3004
J3001
+3LED
SR6
SGND
Developing
DEVHPS
+3LED
Homeposition Sensor
SGND
SR2
FDOORS
Front Cover Sensor
J3005
C
B
SL5
Duplex Reversal Solenoid
CL2
Duplex Feeding Clutch
A
1
P.1
F-9-2
III

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