Service manual

C CANON INC., 2001
01 MAY, 2001
5-2-3. MAIN PCB ASS’Y (2/3)
MAIN PCB ASS’Y (2/3)
SH FPC
OPT FPC
OPTICAL UNIT 2/2
20
16
A0
ı
A19
DQ0
ı
DQ15
CPUAD_0
ı
CPUAD_15
CPUADR_0
ı
CPUADR_3
A1
ı
A20
D0
ı
D15
EX2
ı
EX63
DATA COMMUNICATION
ANALOG IMAGE SIGNAL
CN1701
CN1504
8
5
6
4
3
2
11
10
7
9
LED_SELF
LEDS_AN
STSP
EFCHG
EX38
EX37
EX36
EX35
EX38
EX37
EX36
EX35
EX13
EX12
EX11
EX13
EX12
EX11
EX10
EX9
EX1
EX0
EX3
EX10
EX9
EX1
EX0
EX3
EXPORT
VCHGLVL
ZMO +
ZMO -
IR +
IR -
SH +
SH -
THM1
ADIN3
ADIN3
ADIN6
EVR_1
INTP2
BUT_BATT
EVR_0
IC1702 1/2 Zoom MOtor Drive
IC1702 2/2 SHUTTER Drive
14
4
2
1
5
9
6
7
1
5
2
3
11
13
4
2
8
10
7
1
5
6
3
2
8
8
TH901
Thermistor
Zoom
Motor
AF
Motor
IRIS
Motor
SHUTTER
Motor
AF PI
Zoom PI
A+
B+
A–
B–
VCC
VC1
IN1
IN2
IN3
IN4
IN1
IN2
IN1
IN2
OUT1
OUT2
OUT1
OUT2
OUT1
OUT2
OUT3
OUT4
OUT3
OUT4
LB1837M
LB1837M
LB1848M
LB1830M
VS
IC1704 IRIS Drive
IC1703 AF Motor Drive
VCC
ENA1
IC204 Comparator
NJM2903V
LED802
LED803
ORANGE
GREEN
YELLOW
Q203
SWITCH
2SA1774
Q201
SWITCH
2SC4617
Q1006 LED Drive
DTC144EE
Q1007 LED Drive
XP6213
Q1517 LED Drive
2SC4617
To FLASH UNIT
EX60
EX45
EX33
EX32
EX52
EX56
EX58
EX57
EX61
EX62
EX15
EX55
EX54
EX14
EX59
EX53
EX63
IC1013,IC1010
AND GATE
HD74LV1GT08A
1
2
4
1
2
4
VCC1A_3
5
6
7
IC1009 2/2
Comparator
NJM2903V
IC1009 1/2
Comparator
NJM2903V
3
2
1
VCC1
AFRST
VCC1
VCC1
IC1005
FLASH PROM
MBM29LV800BE90PCV-K
TG_HD
SCK3
SCK2
SDATA3
SDATA2
/WE
/CE
/OE
WE
OE
TG_CS
AD_LD
LCD_CS
14
47
45
IC1011 (2/3)
Digital Signal Processing IC
MBM7J4291PBT-G
6
1
4
2
5
3
P3_2
P3_3
P3_1
WE
OE
CPURDWR
CPUMEMIO
TRST
TMS
TCK
TDI
INTRINTP1
NWAITWAITB
NCSE
UBEB
ALE
CKIN
ESREQ
ESDT
TRST
TMS
TCK
TDO
UBEB
ALE
ESREQ
ESDT
BUSCLK
NRESET
CSENGB
EX42
ECLK
MRDB
MRWB
CSMEMB
IC1001 CPU
µPD82518F1-021-EN1
D_P
D_N
USB_VBUS
EX41
EX39
EX40
EX6
EX7
EX8
EX4
EX5
ADIN_0
INTP0
INTP2
RESETB
CS2
32KIN
LIVDD
VDD 1-22
AVDD
AVREF
AIN 1
AIN 3
AIN 4
AIN 5
AIN 6
AIN 7
E1LAT
E2LAT
E3LAT
E4LAT
4
2
1
X1001
24MHz
IC1003
AND GATE
HD74LV1G08A
OSC_X1
OSC_X2
VCC_CF
VCC2_AD
VCC 34
VBAT TEMP
VOPT TEMP
VCC 1
VCC 1A
VCC 1A_3
VCHGLVL
7
8
2
3
6
7
6
8
2
1
1
A01
A02
CLK
CLK
DI
LD
IC1004 EVR
M62342FP
32
VBATT
IC1008
IC1002
+3.3V REG
S-817A33ANB
VCC
CE1
CE0
FOUT
DATA
1
2
VCC1
RESET
S-80927ANMP
IC1007 Real Time Clock
RTC-4574JE
TOUT3
CF_IREQ
Q1001
XPO3311
Q1003 SWITCH
XPO3311
Q1009
SWITCH
XPO3311
Q1008
SWITCH
XPO3311
2.0B
10
Q10002
2SD1664
VBATT
BATTERY LOAD
TESST
43
2
2
2
43
43
2
34
VCC1
L1504
11
Q1703
SWITCH
XPO3311
2
43
1
1
1
VCC2
VCC1
D +
D -
VBUS
17
15
18
16
31
32
33
34
36
AFA -
AFA +
AFB +
AFB -
19
20
22
21
10
VCC1M
AFRST_AN
AFRST_CO
ZMRST_AN
ZMRST_CO
ZMPO0_CO
ZMPO0_AN
ZMPO1_CO
ZMPO1_AN
13
12
1
3
26
25
29
27
LEDG_CA
LEDG_AN
LEDA_CA
LEDA_AN
LEDY_CA
LEDY_AN
5
10
6
9
7
8
VIDEO
VC_DET
D -
D +
VBUS
EVR_1
VIDEO
VC_DET
D +
D -
VBUS
A20 Model Only
FINDER LED
FL FPC
A20 Model Only
8
7
9
10