Canon PowerShot 350 Service Manual - Page 129

Operation, Circuit/battery, Circuit, Z;,ra721

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3-5. OPERATION CIRCUIT/BATTERY CIRCUIT OPERATION CIRCUIT (WHITE BALANCE) S2001 VSP1035 2 3 :+B Line (NEGA.POJI/SCREEN MODE) 52002 VSP1035 (DATE) S2003 VSP1035 (DISPLAY) S2004 VSP1035 H 2 2 3 3 G PP2001 1 Wr3-0172- VJS3320D012 KEY 195 121 3 To Main 4 - Process 5 Circuit 67 (FP3002) KEY 194 KEY IN3 ouIS KEY IN2 KEY KEY OUT2 10 a 7 6 11 9 BUSY 4 10 R LED 3 G LED 2 12 - CHG LED F (REVERSE) S2005 VSP1035 (FOWARD) S2008 VSP1035 2 3 2,70218 01 ) 02 O ' ( 03 D2005 LN1271RAL-TR (CHARGE) (SELF TIMER) S2006 VSP1035 2 3 52009 VSP1035 MO28 (DELETE) 02007 VSP1035 2 3 (FLASH S2010 VSP)1035 2 3 gA27238 (REC/PLAY) 02004 1N107W5PRW 2 4 RR 02 01 03 TT BATTERY CIRCUIT To Main Process Circuit (J1) E P2201 VJP3954C005 To VP Power Cirouit (P8001) TT BAIT 2 AC A 3 5V 4 LCD VR 5 J2201 VJR0984 J2202 VJR0985 J2203 VJR0987 I I 5.1V (POWER) (PICTURE OUALITY) (PLAY/REC) D S2201 VSS0533 52202 VS50535 52203 V550534 ON/OFF ...- NORMAL-n-o-FINE SUPER -.....- FINE PLAY -4-e.REC PP2201 VJP33590018 g2A7218z 82201 1K C2201 VCK0282Z106 P RS KEY IN1 2 KEY OUT3 a KEY OUTS KEY OUT1 5 C. To Main NC SCK 7 RI j- Process Circuit 8 SID 9 I-6-i( R2 VD 10 R3 (PS3001) CDS 1 -P-( R4 )-.... R LED G LED 13 z;,rA721, R2202 470 5 OR2204 UN9114 LED DRIVE) 4.9 0.1 4 C G LED 14p 5 NC 16 T VIDEO 8 {sv 2 3 B PP2202 VJS2961C006 0. 4.8 4.8 T VIDEO 4.9 To EVR SCK R 3 niP3 OR2201 4 -.4-0.{ R2 UN9113 VD 5 CDS R4 )- (LED DRIVE) IC2201 TC7S66FU (SWITCHING) (BRIGHT) VR2201 5KB VRV0287 3 R2205 2700 R2204 2700 IC2202 S8081B (M.M) OR2203 UN9113 (RESET) C2203 R2207 0.1 390K 6 3.7 8 7 6 5 0 5.9 2 3 4 Q2201 2SD1119 (CHG.BATT. DET.) 2 3 0 0.1 R2209 470 D2203 MA133 2 R2,

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3-5.
OPERATION
CIRCUIT/BATTERY
CIRCUIT
OPERATION
CIRCUIT
:+B
Line
(WHITE
BALANCE)
S2001
VSP1035
2
3
H
G
F
E
D
C
.
B
A
To
Main
Process
Circuit
(FP3002)
To
Main
Process
Circuit
(J1)
To
VP
Power
Cirouit
(P8001)
To
Main
Process
Circuit
(PS3001)
To
EVR
Wr3
-
0172
-
1
3
4
-
5
PP2001
VJS3320D012
KEY
195
KEY
194
KEY
IN3
KEY
IN2
1
2
1
10
(NEGA.POJI/SCREEN
MODE)
52002
VSP1035
(DATE)
(DISPLAY)
S2003
VSP1035
S2004
VSP1035
3
2
(REVERSE)
S2005
VSP1035
2
3
(SELF
TIMER)
(DELETE)
S2006
VSP1035
02007
VSP1035
3
2
(FOWARD)
S2008
VSP1035
3
2
2,702
18
2
3
(FLASH
52009
VSP1035
S2010
VSP1
)
035
MO28
KEY
ou
IS
KEY
OUT2
a
7
6
67
9
10
3
2
gA
27238
BUSY
R
LED
G
LED
4
3
2
12
-
CHG
LED
BATTERY
CIRCUIT
11
01
)
02
O
'
D2005
LN1271RAL-TR
(
03
(CHARGE)
P2201
VJP3954C005
TT
BAIT
AC
A
5V
LCD
VR
2
3
4
5
PP2201
VJP33590018
P
R
S
KEY
IN1
2
a
J2201
VJR0984
J2202
VJR0985
J2203
VJR0987
I I
(REC/PLAY)
02004
1N107W5PRW
2
4
RR
02
01
03
TT
(BRIGHT)
VR2201
5KB
VRV0287
3
R2205
2700
5.1V
R2204
2700
IC2202
S8081
B
(POWER)
(PICTURE
OUALITY)
(PLAY/REC)
S2201
52202
52203
VSS0533
VS50535
V550534
S
UPER
ON/OFF
...-
NORMAL
-n
-o
-FINE
-
.....
-
FINE
PLAY
-4-e.
REC
g
2A721
8z
82201
1K
KEY
OUT3
KEY
OUTS
KEY
OUT1
5
NC
SCK
SID
VD
CDS
R
LED
G
LED
C
7
RI
j-
8
9
I
-6-i(
R2
10
R3
1
-P-(
R4
)-
....
z;,rA721,
C2201
VCK0282Z106
OR2203
UN9113
(RESET)
5.9
R2202
470
13
14p
5
16
G
LED
NC
T
VIDEO
PP2202
VJS2961C006
8
{sv
T
VIDEO
SCK
VD
CDS
R
3
4
-.4-0.{
R2
5
R4
)—
0.
4.9
n
iP
3
OR2201
UN9113
(LED
DRIVE)
5
4.8
2
4.8
0.1
4
3
OR2204
UN9114
LED
DRIVE)
4.9
IC2201
TC7S66FU
(SWITCHING)
Q2201
2SD1119
(CHG.BATT.
DET.)
(M.M)
C2203
R2207
0.1
390K
6
8
3.7
7
0
2
2
0
0.1
3
R2209
470
6
3
5
4
D2203
MA133
2
R2
,<
06
1
2
3
4
5
6
E19