Canon PowerShot G3 Service Manual page 161

2.3 MAIN PCB ASS'Y (2/4)
DATA COMMUNICATION
ANALOG IMAGE SIGNAL
ANALOG AUDIO SIGNAL
ACC. SHOE FPC
ACC. SHOE
TOP MODULE UNIT
IC1 OLC DRIVER
BU9728AKV
12
ı
COM0 15 COM0
ı ı
COM3 4 COM3
OLC
CN1
8
SEG0 17 SEG0 SCK SCK
24
ı ı ı 9
SD SDAT 25
20
SEG3 SEG3
10
CS /OLC_CS 26
SEG0 25 SEG0
28 11
ı
ı ı
C/D OLC_C/D 27
SEG31 48 SEG31 16
OLC_RST 23
RESET
VDD
7
OLC VDD
MATCOM[1]
7
MATCOM[1] 15
Upper Dial
MATSW[1] 8
MATSW_1
MATSW[2] 9
MATSW[3] 12
MATSW[4] 11
MATSW_2
MATSW[5]
3
MATSW[6] 4
SW2
MATSW[7] 10
Zoom+ MATSW_3
MATSW[8] 2
AFLED[01]
1
SW1
AFLED[21] 16
Zoom-
MATSW_4
AFLED[22] 17
PWR_LED01
18
SW9
PWR_LED02 19
MATSW_5
Sokkyo
Relase
PWR_OFF 5
PB_ON 13
SW8 REC_ON
14
Macro
OLC_VDD 22
MATSW_6
SW6
MATSW_7 OLC VDD
Remocon
SW7
Strobo MATSW_8
LED3 AFLED[01]
SML310
AFLED[21]
AFLED[22]
LED1 SML521
PWR_LED01
PWR_LED02
LED2 SML521
PWR_OFF
SW10
PWR_ON
SW4
REC_ON
SW3
01 NOVEMBER, 2002
EF FPC
REG5.0V
10 IC6(1/2)
5
6
CN1
7 9
EF_XGND
1
STRB_SW
7
2
CCC
5 EF_CCC
5
EF_ID EFID
4
6
EF_STOP STSP
3
3
2 AVEF AVEF
7
EF_X SYNC
6
Q4 SW
2SC3631
VDD2-EF5.0
IC810 FF
8 9
TC7W74FK
1
DIR
IC809(1/2)
19
1 7 1
G
TC74W04FU CLK Q
5 12 11
CLR
CN804
6
EX[9]
OLD_SCK
24
EX[10] VDAC
25 OLD_SDAT
3
EX[38]
OLC_VDD
26 /OLD_CS
27 OLD_C/D
DACD[0]
23 /OLD_RST
A
Q108
INV
PDTC144E
EX[16]
MATCOM[1]
7
EX[17]
15 MATCOM[1] DA,DACD1
4
EX[40]
8 MATSW[1]
EX[41]
9 MATSW[2]
EX[42]
12 MATSW[3]
EX[43]
11 MATSW[4]
B
EX[44]
MATSW[5]
3
13
EX[45]
4 MATSW[6]
EX[46]
10 MATSW[7]
EX[47]
2 MATSW[8]
Q111 INV
AFLED[01]
1
PDTC114EE
P2[5]
16 AFLED[21]
17 AFLED[22]
Q109 INV
PWR_LED01
18
XP6213
4
19 PWR_LED02
P2[4]
EX[28] 3
5 PWR_OFF 2
EX[29] 7
6
13 PB_ON LCD
P2[3]
EX[30] 5
REC_ON
14 1
22 OLC_VDD
Q110 INV
OLC VDD
XP6213
4
VDD-3.3 P2[6]
3
2
Q113
6
SW
P2[2]
5
PDTA114EE
1
Q119
P2,P3,P4
EX[23]
SW
11
PDTC114TE
IC6 AMP
BA10324AFVP
IC6(2/2)
12
IC4 OR
3 2
8 14
4
REG5.0V
1
2
Q1 BUFFER
13 1
7SH32
XP4601
27 28
6
11
2
NSPCR
4
5
25
EFAD
IC1 EF
1
LC4090L
E1,E2 REG5.0V
3
REG 5.0V
6 5 4 2 3 7
4 4
20
IC806
VDD
3.3/5V BUFFER
14 15 16 18 17 13
TC74VHCT245AFT
6 3 1
1
G1
7
G2
5 5
2 5
VDD2-5.5V VBAT
IC811 BUFFER
SN74AHC2G126HDCT
EX[9]
EX[10]
EX[16]
EX[17]
EX[19]
IC104 CPU (1/2)
EX[18]
EX[40]
UPD82518F1-021-EN6
EX[19]
EX[41]
EX[40]-[47]
8
EX[23]
EX[53]
EX[28]
EX[29]
EX[30]
EX[23]
X100
FCX-04-24MHz
IC105
2 1
RESET
RN5VD27A
RTC
VCPU
IC103 RTC4574JE
IC7 COMPARATOR
NJM12903R
4 5 6
Q2 3
CN5
XP6501
5
7 A-SLT-1
1
6
2
A-SLT-2
3
B-SLT-1
1
6
4 5
Q3 3
2
VDD B-SLT-2
XP6501
VDD10-3.3V
1
2
VDD10-3.3V
REG5.0V(BAT)
REMOTE
BATT_THRM
Vlitium
CF_ OPEN
ROT_ENC[0]
ROT_ENC[1]
MATCOM1
MATSW5
MATSW6
BATOPEN
VDD10-3.3
IC803 SW
TC7W55U
3
13
6 5 2
B
AUDIO
VIDEO
2
Serial 0
D_P
D_N
4 3
USB_VBUS VCPU
Q104 SW
XP03312
2
EX[9]
EX[10]
1
3 4
VCPU
EX20 EX[20]
Q103 SW
XP03312
USB_PWON 2
EX7
1
VCPU
1
EX[10] SSG_SDATA
3
5
EX[9]
6 SSG_SCLK
2
EX[3]
7
IC111 BUFFER
TC7WH125FK
1
VDD VCPU
MAIN PCB ASS'Y (2/4)
HV FPC
12 A-SLANT
11 DET
RU1 REMOTE CONTROL
13
B-SLANT RS-181
2
14 DET
REMOTE
3
15
16
7 TH1
THERMISTOR
6
21
CN4
19 BUTTON
V-litium 2 2
BATTERY
8 GND
1 1
4
SW10
5 CF LID
OPEN DET. SW
1
3
2
SW13
20 BATTERY COVER
OPEN DET. SW
CN2
ROT_ENC[0] 1 ROTARY
ENCODER
ROT_ENC[1] 3
PONG_SW_COM
5
PONG
PONG_SW_SW
6
7
R-EN FPC
1
CN806
P4[7]
AV_J_DET
8
LINE_OUT 4
2
MIC-IN
L601
MIG_CND 1
VIDEO_OUT 6
TO
STJ PCB ASS'Y
10
D+
D- 11
VBUS 12
Serial 1
C CANON INC., 2002