Canon iR8500 Service Manual page 636

3 GENERAL CIRCUIT DIAGRAM
1
SW1 BK
W
MAIN SW
BK NFMOUT
W NFMOUT
MT5
For 3.5K
DECK PCB21
HEATER OLT1
DECKOUTH
CASETTE
DECKOUTN
To DC Controller
HEATER H4
1 2 J505(D-2)
DECKOUTH
DECKOUTN
DECKOUTH
H3
FT42 FT41
DECKOUTN
TH PCB17
FT40 FT39
Drum Heater
Control PCB
DRUM HEATER
P KIT
MT2
H2
SUB FT33 FT32
MT1
H1 SUBHOUT
MAIN FT35 FT34
MAINHOUT
CONHOUT2
CONHOUT1
FT36
FT38 FT37 FT31 FT30 MT17
FUSER UNIT
A
MT4 MT3 MT18
PSC PSC
FT1 FT3 HIN
1 BK N.C AC Driver PCB
PLG1 W NIN
2
CB1
PCB20
FT2 FT4 HOUT1
BK
FOR
W HOUT2
FINISHER
POWER OLT2
NOUT1
NOUT2
MT6
W
N.C N.C ECOSWIN
BK ECOSWOUTNC
FT8
BK
FT7 1 ECOSWOUTND
2
SW3 3
FT9
AC POWER UNIT1
FLC1 (Flat Cable)
J163 J162
12 11 10 9 8 7 6 5 4 3 2 1 12 11 10 9 8 7 6 5 4 3 2 1
3 2 1
J166F
J166M
Inverter
3 2 1
Power
PCB
PCB31 PS57
1 2 3
J164M
J164F
J943
J159
1 2 3 4 3 2 1
1 2 3
1 2 3 4 5 1 2 3 4 5 2 1 1 2 3 4 5 6 1 2 3 4 7 6 5 4 3 2 1 3 2 1
J165 J1003 J1001 J852 J851 J801 J804
Intensity Fluorescent Intensity Control Scanner Motor Driver PCB
Sensor Inverter PCB PCB
PCB
PCB9
PCB28 PCB27
PCB16
J1002 J853 J802
1 2 3 4 5 6 7 8 1 2 3 4 5 1 2 3 4 5 6 7 8 9 10 11 12
13 12 11 10 9 8 7 6 5 4 3 2 1 13 12 11 10 9 8 7 6 5 4 3 2 1
B
J158LB J158LWH J158LA
J158LH
J158DB J158DWH J158DA
1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 6 7 8 9 10 11 12 13
J1110B_BUS(0.10) J1110A_BUS(0.10)
B13 A13
J1109B J1109A
J1109
J1103
50
50
J1901
Original Orientation Detection PCB
PCB29
iR8500 ONLY
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001
2
5V
RN12
MUTI DOOR OPEN GND(5V)
MSW5 MUTI DOOR OPEN
AC RELAY
ACRL12V AC RELAY
GND(5V)
ACRL0V FT142 FROM FRONT DOOR SW
GND(5V)
HRL24V N.C
5V
HRL0V TO FRONT DOOR SW
5V
12VU
GND(24VU)
GND(15V)
15V
SW2
GND(-8V)
-8V
FT141
GND(+8V)
+8V
24VU
GND(24VU)
GND(3.3V)
3.3V
To POWER CORD
GND(12V)
MOUNT(C-2) 12V
DC Controller PCB
GND(24VU)
GND(24VU) PCB10
GND(24V38V) GND(24VU)
GND(24V38V)
24VU
24VU 24VH
To 3.5K_DECK 24VU
38VU 38VH
LATTICE J228C 24VU
<N.C>
NC
(E-1)
24VH
GND(38VU)
24VH 24VH
NC
24VH GND(24VH)
To HVT-DC1.PCB
38VU
GND GND(24VH)
J721(E-2)
GND 38VH-IL
24V_OCP
GND(38V-IL)
5V_OCP
38V-IL
24V-RL
GND(38V-IL)
GND
NC
RNT_ON
Relay PCB (1/2)
5V
GND
PCB14
GND
12V
38V-IL GND
To FIX MOTOR
GND_38VIL GND
J180D(D-3) 38V-IL 3.3V
GND(38VIL) 3.3V
38V-IL
GND(38V-IL) GND
GND
5V
GND(5V) 5V
5V 24VH 5V
GND_5V GND(24VH) NC
To J322D(D-1) 24VH GND
GND_24VH GND
GND
GND
GND
3.3V
3.3V
3.3V
3.3V
3.3V
NC
GND(24V)
24VU 38V
To DC Controller.PCB GND(12V) GND(38VU)
12V NC
J501(D-3)
GND(5V)
5V
3.3V
N.C
GND(3.3V)
N.C
5V
N.C
GND(5V)
N.C
12V
N.C
GND(12V)
iR8500:To FUTURE USE 24V
N.C
iR7200:To READER UNIT GND(24V-2) GND(24V)
N.C
GND(24V-2) 8V
MT111
NC GND(+8V)
24V-2 -8V
24V-2 GND(-8V)
GND(5V)
5V
-12V
GND(12V)
GND(3.3V)
12V
3.3V
GND(38VU)
GND(5V)
38VU
5V
GND(38VU)
GND(8V)
38VU
8V
GND(38VU)
GND(15V)
38VU
15V
GND(24VU)
24VU
GND(24VU)
24VU
M5
M
To ADF
(For LATTICE) FM9 FM20
J240C J240 J240A PS3 PS1
SIZE4 SIZE3 FM4 SIZE2 SIZE1
1 2 3 4 J240B 1 2 3 4 5 6 7
1 2 3 1 2 3
J171 J170 J169
1 2 3
5 4 3 2 1 1 2 3 1 2 3 1 2 3
J803
MT7
3 2 1 6 5 4 3 2 1
J175 J168L
7 6 5 4 3 2 1
J175DH J168DH
J172L J175D J168D
J172DH 1 2 3 1 2 3 4 5 6
J172D
PS4
1 2 3 4 5 6 7
4 3 2 1
J348L
J174
1 2 3 J348LH
J348D
3 2 1 3 2 1 3 2 1 3 2 1 3 2 1
1 2 3 4
J137L J136L J103L J120L J119L
J137DH J136DH J103LH J120 J119
J137D J136D J103D J120D J119D
3 2 1
1 2 3 1 2 3 1 2 3 1 2 3 1 2 3
J347L
J347LH
J347D
1 2 3
3 2 1 6 5 4 3 2 1 3 2 1
J346L J135L J177L
J346LH J135LH J177LH
J346D J135D J177D
1 2 3 1 2 3 4 5 6 1 2 3
10 9 8 7 6 5 4 3 2 1 10 9 8 7 6 5 4 3 2 1
J167LB J167LWH J167LA
J167LH
J167DB J167DWH J167DA
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10
12 11 10 9 8 7 6 5 4 3 2 1 6 5 4 3 2 1
J1112 J1114
B10 A10
J1110B J1110A
J1110
Reader Controller PCB (iR8500)
PCB2
J1107
50
J1113
1 2 3 4
4 3 2 1
J343D
J343DH
J343L
1 2 3 4
50
J1502
CCD/AP PCB
PCB1
AC_IN(H)
(+3.3V) <N.C>
RMT_1 to 3.3V_DCP RMT_1(to 3.3V_DCP)
AC_IN(M) RMT_2 to RELAY_BOARD RMT_2(to RELAY BOARD)
GND
AC_OUT(N)
AC_OUT(N)
N.C
Pixel/Line Conversion
All Night PCB
N.C
AC_OUT(H) PCB
AC_OUT(H)
PCB13
PCB3
J783
1 2 3 4 5 6
<N.C> <N.C>
<N.C> <N.C>
1 2 3 4
J1091 1
38VU
2
GND
3
Scanner Motor
N.C
4
Driver PCB 5
6
7
8
9
PCB26 10
11
12
13
14
15
16
LASER DRIVER
17
18
BOARD2
19
20
(PCB8)
21
(D-3)
22
23
24
Hard Disk 25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
1 No Signal (connect only) 1
2 No Signal (connect only) 2
3 No Signal (connect only) 3
4 No Signal (connect only) 4
5 GND 5
6 GND 6
0DATAE+<7>
7 7
8 0DATAE-<7> 8
9 0DATAE+<6> 9
0DATAE-<6>
10 10
11 0DATAE+<5> 11
12 0DATAE-<5> 12
0DATAE+<4>
13 13
14 0DATAE-<4> 14 1 N.C
15 No Signal (connect only) 15 2 GND
16 GND 16 3 SRTS
17 0DATAE+<3> 17 4 GND
18 0DATAE-<3> 18 5 SCTS
19 0DATAE+<2> 19 6 GND
0DATAE-<2> 7
20 20 SVSYNC
21 0DATAE+<1> 21 8 GND
22 0DATAE-<1> 22 9 SPD<1>
0DATAE+<0> 10
23 23 GND
24 0DATAE-<0> 24 11 SPI<0>
25 GND 25 12 GND
GND 13 SPI<2>
26 26
27 SVCLK- 27 14 GND
28 SVCLK+ 28 15 GND
29 GND 29 16 GND
30 GND 30 17 SCPRDY
31 No Signal (connect only) 31 18 GND
32 No Signal (connect only) 32 19 SPRDY
No Signal (connect only) 20
33 33 GND
34 No Signal (connect only) 34 21 SVD<0>
35 No Signal (connect only) 35 22 GND
No Signal (connect only) 23
36 36 SVD<2>
37 No Signal (connect only) 37 24 GND
38 No Signal (connect only) 38 25 SVD<4>
SPO+<1> 26 GND
39 39
40 SPO-<1> 40 27 SVD<6>
41 SPO+<0> 41 28 GND
42 SPO-<0> 42 29 SVD<8>
43 GND 43 30 GND
Differential PCB
44 GND 44 31 SVD<10>
9 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 45 SVSYNC- 45 32 GND
J1102 J1101 46 SVSYNC+ 46 PCB4 33 SVD<12>
47 SHSYNC- 47 34 GND
48 SHSYNC+ 48 35 SVD<14>
No Signal (connect only) 36
49 49 GND
50 No Signal (connect only) 50 37 SCMD
51 SSTS- 51 38 GND
SSTS+ 39 SSTS
52 52
FLASH ROM 53 SCMD- 53 40 GND
54 SCMD+ 54
55 GND 55
J1106
56 GND 56 1 N.C
57 0DATAF+<7> 57 2 GND
58 0DATAF-<7> 58 3 SPBD
J1108
59 0DATAF+<6> 59 4 GND
60 0DATAF-<6> 60 5 SHSYNC
20
61 0DATAF+<5> 61 6 GND
0DATAF-<5>
62 62 7 SPD<0>
63 0DATAF+<4> 63 8 GND
64 0DATAF-<4> 64 9 SPD<2>
SPRDY 10 GND
65 65
66 GND 66 11 SPD<1>
67 0DATAF+<3> 67 12 GND
68 0DATAF-<3> 68 13 GND
69 0DATAF+<2> 69 14 GND
70 0DATAF-<2> 70 15 SVCLK
71 0DATAF+<1> 71 16 GND
72 0DATAF-<1> 72 17 GND
73 0DATAF+<0> 73 18 GND
74 0DATAF-<0> 74 19 SPOWER
GND
75 75 20 GND
76 GND 76 21 SVD<1>
77 No Signal (connect only) 77 22 GND
1 2 3 4 5 6 7 8 No Signal (connect only) 23 SVD<3>
78 78
J1501 79 No Signal (connect only) 79 24 GND
80 No Signal (connect only) 80 25 SVD<5>
No Signal (connect only) 26 GND
20 81 81
82 No Signal (connect only) 82 27 SVD<7>
83 No Signal (connect only) 83 28 GND
J1503
84 No Signal (connect only) 84 29 SVD<9>
85 SCPRDY 85 30 GND
86 GND 86 31 SVD<11>
87 No Signal (connect only) 87 32 GND
No Signal (connect only)
88 88 33 SVD<13>
89 No Signal (connect only) 89 34 GND
90 No Signal (connect only) 90 35 SVD<15>
No Signal (connect only) 36 GND
91 91
92 No Signal (connect only) 92 37 SSCNST
93 No Signal (connect only) 93 38 GND
No Signal (connect only) 39 SPATST
94 94
95 GND 95 40 GND
96 GND 96
GND
97 SCTS- 97
GND
98 SCTS+ 98
3.3V
99 SRTS- 99
3.3V
100 SRTS+ 100
3
PS1
PS3
GND
KEY_PCB_B
PS4
PS57
MSW5
TWO_INVERTER
5V
BKLTON
_PCB
SIZE1
SIZE2
SIZE3
SIZE4
TTP_L
TTP_D
TTP_A TH3
TTP_U
D7
M0
D6
D5 M1
D4
GND M2
640*480
D3
M5
COLOR_LCD D2
D1
&
D0
5V
TOUCH_PANEL FM4
5V
CP FM9
5V
LOAD FM16
GND
FM20
DISP
GND
VLCD
GND FL1
FAN
GND
12V
H1
COLOR_OPERATION
3.3V
GND H2
CPU_PCB
GND K-DGT0
GND K-DGT1 H3
5V
K-DGT2
H4
5V K-DGT3
K-DGT4
H5
GND
K-DGT5
GND K-DGT6
3.3VB K-DGT7
3.3VB SW1
KEY_PCB_C
<N.C>
GND GND SW2
GND
L-DGT0
SW3
GND L-DGT1
GND L-DGT2
GND L-DGT3
3.3V
K-ATN0 TP1
3.3V K-ATN1
3.3V K-ATN2
3.3V
L-ATN0
3.3V
L-ATN2
SOFTSW
GND
L-ATN2
KEY_PCB_A
K-ATN2
CNT_RESET 1 PCB1
L-DGT2
GND 2
K-DGT6
IDED7 3 PCB2
IDED8 4
PCB3
IDED6 5
IDED9 6
PCB4
IDED5 7
IDED10 8 PCB5
For FOOT SW
IDED4 9
IDED11 10 PCB6
18 SOFTSWC 1 18 1
IDED3 11
17 GND 2 17 2 PCB7
IDED12 12
FPDAT6
IDED2 13 16 3 16 3
PCB8
15 GND 4 15 4
IDED13 14
14 FPDAT4 5 14 5
IDED1 15 PCB9
13 GND 6 13 6
IDED14 16
12 FPDAT2 7 12 7 PCB10
IDED0 17
11 GND 8 11 8
IDED15 18
10 FPDAT0 9 10 9 PCB11
GND 19
N.C 20 9 GND 10 9 10
PCB12
8 LCOPWR 11 8 11
IDEDNRED 21
7 GND 12 7 12
GND 22 PCB13
IDEI0W 23 6 FPFRAME 13 6 13
5 GND 14 5 14 PCB14
GND 24
4 COUNT_RESET 15 4 15
IDEI0A 25
5V
GND 26 3 16 3 16 PCB15
2 TXDC 17 2 17
IDERDY 27
1 5V 18 1 18 PCB16
GND 28
IDEDMACK 29
PCB17
18 5V 1 18 1
GND 30
17 RXDC 2 17 2
IDEINT 31 PCB18
16 5V 3 16 3
N.C 32
IDEA1 33 15 LCDON 4 15 4 PCB19
14 GND 5 14 5
N.C 34 Main Controller PCB
13 FPLINE 6 13 6 PCB20
IDEA0 35
IDEA2 36 (1/3) 12 GND 7 12 7
PCB21
11 FPHIF1 8 11 8
CS1 37
10 GND 9 10 9
CS3 38 PCB22
N.C 39 PCB5 9 FPDAT1 10 9 10
8 GND 11 8 11 PCB23
GND 40
7 FPDAT3 12 7 12
6 GND 13 6 13 PCB24
5 FPDAT5 14 5 14
PCB25
4 GND 15 4 15
3 FPDAT7 16 3 16
PCB26
2 GND 17 2 17
1 3.3VAI 18 1 18 PCB27
PCB28
GND
LOCK
PCB29
VCC
GND
CTS1
RTS1
DSR1
GND
DTR1
TXD1
RXD1
+3.3VR
232C_5V
From DC Controller 232C_TXD
232C_RXD
J523(D-1)
232C_GND
5V
GND
ZO_ADDANROM_CS
ZO_ADDANROM_SCK
GND
ZO_ADDANROM_DIN
ZI_ADDANROM_DOUT
GND
ZI_ADDANROM_CNCTN
40
GND
39
GND
38
37
36 GND
35 COIN_RXD
COIN_TXD
34 Card Reader-D1
33 COINCNT
32 5V
31
<N.C>
30 <N.C>
29
<N.C>
28
<N.C>
27 <N.C>
26
25 1 17 1
GND
24 USB_DATA+ 2 16 2
23 USB_DATA- 3 15 3
22 VBUS 4 14 4
21 13 GND 5 13 5
20 12 AUXIN 6 12 6
19 11 SELECT 7 11 7
18
10 INIT 8 10 8
17 9 AUTOFED 9 9 9
16 8 FAULT 10 8 10
15
7 AUXOUT0 11 7 11
14 6 AUXOUT1 12 6 12
13 5 AUXOUT2 13 5 13
12 4 14 4 14
AUXOUT3
11 3 5V 15 3 15
10 2 SELIN 16 2 16
9 1 GND 17 1 17
8
7 13 PERROR 1 17 1
6 12 BUSY 2 16 2
5
11 ACK 3 15 3
4 10 D7 4 14 4
3 9 D6 5 13 5
2
8 D5 6 12 6
1 7 D4 7 11 7 Bi-Centronics
6 D3 8 10 8
5 9 9 PCB
D2 9
40 4 D1 10 8 10
39 3 D0 11 7 11
PCB15
38 2 STROBE 12 6 12
37 1 GND 13 5 13
36 14 4 14
<N.C>
35 15 3 15
<N.C>
34
<N.C> 16 2 16
33 17 1 17
<N.C>
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MAP NAME
B-2 Scanner Home Position Sensor
B-2 Image Leading Edge Sensor
B-2 ADF Open/Closed Sensor
B-1 Copyboard Glass Sensor
A-2 Manual Feed Tray Cover Open/Closed Detection Sensor
B-2 Original Size Sensor 1
B-2 Original Size Sensor 2
B-2 Original Size Sensor 3
B-2 Original Size Sensor 4
B-1 Thermal Sensor
A-2 Drum Motor
A-2 Main Motor
A-2 Pickup Motor
B-1 Scanner Motor
B-2 Stream Reading Fan
B-2 Inverter Cooling fan
B-3 System Fan
B-2 Scanner Motor Cooling Fan
B-1 Scanning Lamp
A-1 Fixing Main Heater
A-1 Fixing Sub Heater
A-1 Drum Heater
A-1 Cassette Heater
B-1 Scanning Lamp Heater
A-1 Main Switch
A-2 Front cover Switch
A-1 Environment Switch
A-1 Fixing Heater Thermal Switch
MAP NAME
B-2 CCD/AP PCB
B-2 Reader Controller PCB
A-3,C-3 Pixel/Line Conversion PCB
B-3 Differential PCB
B-3,C-3,D-1 Main Controller PCB
A-2,D-3, DC Controller PCB
C-3, Laser Driver PCB 1
D-3, Laser Driver PCB 2
B-1 Scanner Motor Driver PCB
A-3 DC Power Supply PCB
E-2 HVT-DC1 PCB
E-3 HVT-AC PCB
A-3 All Night PCB
A-2,C-2,D-3 Relay PCB
B-3 Bi-Centronics PCB
B-1 Fluorescent Inverter PCB
A-1 Drum Heater Control PCB
D-3 BD PCB
C-1 Potential Control PCB
A-1,C-2 AC Driver PCB
A-1,C-2
D-2 Environment Sensor PCB
D-1 No-Stacking PCB
D-2 Cassette 3 Paper Level Detection PCB
D-2 Cassette 4 Paper Level Detection PCB
C-1 Laser Scanner Motor Driver PCB
B-1 Intensity Control PCB
B-1 Intensity Sensor PCB
B-1 Original Orientation Detection PCB
Control Panel CPU PCB
Color LCD and Touch Panel
Key A PCB
Key B PCB
Key C PCB
Two Inverter PCB
(1/3)
A-7