Canon PowerShot S230 Service Manual page 123

2.3 MAIN PCB ASS'Y (2/3)
DATA COMMUNICATION
ANALOG AUDIO SIGNAL
MAIN PCB ASS'Y (2/3)
CN1501 2/2
L1504
USB 10 D+
9 D–
4
Q1008
SWITCH
XPO3311
6 VBUS
VBATT
BATTERY LOAD
Q10002
2SD1664
10
2.0B
IC1002
2
RESET
VCC1
S-80927ANMP
BUT_BATT
BAT1001
IC1008
VBATT
2 3
+3.3V REG
S-817A33ANB
VZMCNT
EVR_1
01 OCTOBER, 2002
IC1001 CPU
µPD82518F1-021-EN6
EX3
EX0
EX1
EX9
EX10
D_P
A1
CPU_A_1-20
ı
D_N
VCC1
A20
3 3 4
USB_VBUS
D0
Q1009
ı
SWITCH
2 2
D15
XPO3311
/WE
1 1
MRWB
EX41 CSMEMB
/OE
Q1003 SWITCH
MRDB
XPO3311
3 4
TEST
AIN_0
4 3
EX11
2
EX39
EX12
EX13
2 1
EX40
TOUT3
EX2
EX6
1 ı
Q1001
EX63
XPO3311 INTP0
CF_IREQ
INTP2 INTP2
1
RESETB
IC1007 Real Time Clock
RTC-4574JE
CPU_RST
8
CE1 CS2
2
32KIN
FOUT
3
CE0 EX7
1 6
EX4
VDD CLK
7
EX5
DATA
LIVDD
7
CLK
TRST
6
2 DI TMS
A02 8
LD EX8
TCK
TDO
IC1004 EVR
INTP1
BH2220FVM
WAITB
CSENGB
UBEB
VCC 1 VDD 1-22 ALE
VCC 1A AVDD EX42
VCC 1A_3 AVREF ECLK
ESDT
AUDIO_PB
DAOUT AOUT
ESREQ
VCHGLVL
AIN 1
AUDIO_REC
ADIN2 AIN 2
AIN 3
VCC2_AD AIN 4
VDD 3 AIN 5
VBATTMP X1001
AIN 6
AIN6
24MHz
VCC1.CF AIN 7 OSC_X1
OSC_X2
EX35
EX36
EX37
EX38
TG_HD
VCC1_ML
EX3
VCC1
SCLK3
EX0
SDATA3
EX1
SCLK2
EX9
SDATA2
EX10
EX15
IC1005
FLASH PROM Q1904
SWITCH
MBM29LV1608E90PBT-J
XPO3311
A0
ı
20 A19
VZMCNT
DQ0
EVR_1
ı
16
DQ15 EX57
EX58
4
/WE EX54
31
EX55
/CE
37
EX56
/OE
EX62
EX59
TG_CS
VBATT
EX11
AD_LD
EX12
LCD_CS
EX13
EX60
IC1011 (2/3)
Digital Signal Processing IC
T8F80XB-0001 Q1007
Q1902
LED Drive
SWITCH
XP6213
6
2SA1774
LED_ORANGE
EX14
5
P3_2
1
Q1901
4
LED_MACRO SWITCH
3
P3_3
2SC4617
2
CPUAD_0
EX46
ı
ZMPO1
CPUAD_15
P3_7
CPUADR_0
ı
ZMPO0
CPUADR_3
/WE
CPURDWR
/OE
CPUMEMIO
AFRSTC
TRST
VCC1
TMS
TCK
TDI
8
3
1
INTR
P4U_1
2
NWAIT
NCSE
5
7
UBEB
P4U_2
6
ALE
IC1015
NRESET
Comparator
BUSCLK
NJM12903R
ESDT
ESREQ
P3_4
EX63
P3_1
EFCHGC
EXPORT
E1LAT
EX35
E2LAT
EX36
E21LAT
EX37
E3LAT
EX38
OPTICAL UNIT 2/2
CN1901
AFPI_AN 32
SLNT_AN
1
7
SLNT_AN
Q1905
SWITCH
XPO3311
9
Q1902
ZMO+
10
Motor Drive
11
LB8648T
ZMO-
12
6 24
VDC 17
OUTA
SH+, AFA+
9 22 18
IN1 OUTB
19
10
SH-
26
IN2
20
OUT2
11
INA
27 21
12 IR-
OUT3
INB
22
13 19
MD1 OUT6 23
IR+, AFB-
14
20
MD2 24
OUT5
15
25
MD3 21
AFB+
OUT4
26
25
27
OUT1
AFA-
28
VCC2RE
Q1903
AFLEDAN 13
LED Drive
14
AFLEDK
2SC4617
ZMPI_AN 5
VCC1_ML 15
ZMPI_AN
ZMPI_AN 30
ZM_RST 16
VCC1_ML
5
2 ZMPO_1 31
4
7
1 ZMPO_0 6
6
11
13 AFRST 33
10
IC1901
Compatator
NJM12901V
SLNT_DET0 2
SLNT_DET1 8
CN1004 2/2
LED_BL 13
IC1013
Q1010
VCC2RE
AND GATE
LED Drive
TC7SET08FU
2PC4617
1
4
2
33 STSP 14
1
4
EFCHG 12
2
VCC1
VCC1A_3
IC1903
AND GATE
9
14
SN74AHC1G08HDCK
8
VCHGLVL 15
IC1901 2/2
Comparator
NJM12901V
OPT FPC
Zoom
Motor
SHUTTER
Motor
IRIS
Motor
AF
Motor
AF Support,
SELF,Red Eye
Zoom PI
AF PI
SLANT PI
To FLASH/DC UNIT
C CANON INC., 2002