Canon PowerShot S400 Service Manual page 120

2.3 MAIN PCB ASS'Y (2/4)
MAIN PCB ASS'Y (2/4)
DATA COMMUNICATION
ANALOG AUDIO SIGNAL
CN1503
L1504
USB 3 D+
2 D–
4
Q1008
SWITCH
XPO3311
1
1 VBUS
5 UVGND
VBATT
BATTERY LOAD
TEST
4
Q10002
2SD1664
10
2.0B
1
IC1002
2
RESET 1
VCC1
S-80927CNC
IC1007 Real Time Clock
BUT_BATT
BAT1001
IC1008
VBATT
2 3 11
+3.3V REG
S-817A33ANB
VAUDIOEVR
3
EVR_2
VZMCNT 2
EVR_1
VBL_CNT 1
LED_BL
DAOUT
ADIN2
AIN6
EX2
01 APRIL, 2003
IC1001 CPU
PD82518F1-021-EN6
AIN3
EX0
EX1
EX9
EX10
EX11
EX12
EX13
D_P
A1 CPU_A_1-20
ı
D_N
VCC1
A20 20
3 3 4
USB_VBUS
Q1009 D0
ı
SWITCH
16
2 2 D15
XPO3311
/WE
1
MWRB
EX41 CSMEMB
/OE
Q1003 SWITCH
MRDB
XPO3311
3 4
AIN_0
EX14
ı
3
EX33
2
EX46
EX39
ı
EX59
2 1
EX61
EX40
EX62
TOUT3
EX6
Q1001
INTP0
XPO3311
CF_IREQ
INTP2 INTP2
RESETB
EX60
Digital Signal Processing IC
RTC-4574NB
CPU_RST
4
CE1
CS2
10
32KIN
FOUT
9
CE0 EX7
6
VDD CLK EX4
5
EX5
DATA
/WE
LIVDD
/OE
7
CLK
A03 TRST
6
A02 DI
TMS
8
A01 LD EX8 TCK
TDO
IC1004 EVR
INTP1
BH2220FVM
WAITB
CSENGB
UBEB
VCC 1 VDD 1-22 ALE
VCC 1A AVDD EX42
AVREF ECLK
VCC 1A_3
ESDT
AUDIO_PB
AOUT
ESREQ
VCHGLVL X1001
AIN 1
24MHz
AUDIO_REC
OSC_X1
AIN 2
OSC_X2
VCC2_AD AIN 4
VDD 3 AIN 5
VBATTMP
AIN 6
VCC1.CF AIN 7
BUZZERC
EX3
EX2
EX34
EX35
EX36
EX37
EX38
EX43
EX44
EX45
CN1001
VDPTTMP 45
SCLK3
EX0
VBATT
SDATA3
EX1
27
SCLK2
EX9 VBATT
SDATA2
33
EX10
TG_CS
EX11 EVR_1 VZMCNT 13
AD_LD
EX12
LCD_CS
EX56
EX13
AF1 16
EX57
AF2 17
IC1005
EX58
AF3 18
FLASH PROM
EX59
MBM29LV1608E90PBT-J
AF4 19
EX54
ZM1 20
EX55
ZM2 21
A0
ı
A19
EX62
SHCL 22
DQ0 EX61
SHOP 23
ı
EX52
DQ15
IR1 24
EX53
IR2 26
4
/WE EX46
SHDC 25
31
/CE
37
VCC1
/OE
VCC1
EX15
AFPIEN 35
EXPORT
AFLED 44
SLPIEN 36
EX14
ZMPIEN 34
IC1011 (2/3)
T8F80XB-0002
Q1021
LED Drive
EX46
ZMRST
2PC4617
CPUAD_0
ı
EX33
CPUAD_15 ZMP01
P3_6
CPUADR_0
ı
EX32
CPUADR_3
ZMP00
CPURDWR
CPUMEMIO
P4U_0
TRST AFRST
TMS
TCK
TDI
INTR
NWAIT
NCSE
P4U_1
SLNT_DET0 14
UBEB
ALE
NRESET
P4U_2 SLNT_DET1 15
IC1013
BUSCLK
AND GATE
ESDT
HD74L-V1GT08A
ESREQ
VDD2
EX63 1
4 CN1008
2
EFCHGC STSP
1
P3_1 4
EFCHG
2
P3_2 LED_ORANGE
P3_3 LED_MACRO VCC1
IC1016
AND GATE
HD74L-V1GT08A
LED_POWER
VCC1A_3
SCON
E1LAT
3
EX35
1 VCHGLVL
E2LAT
EX36 2
VCHGLVL
E21LAT
EX37
E3LAT IC1015 1/2
EX38
Comparator
CFPCONT
NJM12903R
SCAN
LED_GREEN
OPTICAL UNIT 2/2
IC803
Motor Drive
LB8649FN
VOPTTMP_SH
45
27
45
VDD
20,41
33
VCC1,2
17
34,36
13
VC2
OUT5,7
21,40
VB1,2
35,37
12 OUT6,8
16 IN1
11
28
17 IN2
OUT9
10
18 IN3
30
9
OUT10
19 IN4
8
20
IN5 33
7 OUT12
21 IN6
6
31
IN7
OUT11
5
IN8
24
4
OUT1
22 IN9
25
3 OUT2
23 IN10 26
OUT3
2
27
24
IN11
OUT4
1
26 IN12
48
25 INHD
Q805
SWITCH
XPO3311
3 3
VCC1
6 6
35
VCC1
Q803
SWITCH
2PA1774
Q804 Q801
44
SWITCH SWITCH
36
XPO3311 2PC4617
34
7
1
7 7 6
11
13
2 2 10
9
14
1 1 8
5
2
8 8 4
IC801
Compatator
NJM12901V
5
7
14
6
3
1
15
2
IC802
Compatator
NJM12903R
4
1
To ST/FLASH UNIT
2
3
OPT FPC
ZMO+
Zoom
Motor
ZMO-
SH+
SHUTTER
SH- Motor
IR-
IRIS
Motor
IR+
AFA+
AFA-
AF
AFB+
Motor
AFB-
DA801
AF Support,
SELF Red Eye
TLOH9202
AFPI_AN
SLNT_AN0
SLNT_AN1
ZMPI_AN1
ZMPI_AN2
ZMPI_AN3
ZMRSTPI
ZMP01PI
Zoom PI
ZMP00PI
AFRSTPI
AF PI
SLNT_DET0
SLNT_DET1 SLANT PI
C CANON INC., 2003