E21
3-5 DC/DC CONVERTER PCB ASS’Y
1
2
BATT
GND
CN2
CN1
1
2
1
2
SP+
SP-
1
2
2
1
VDD2_5.5V
REDCNT SW
2
1
2
F01
L01
RSNS
D03
Q08
3
3
4
4
Q10
Q08-Q10
TRICLE CHARGE
Q09
D02
C02
VDC
Q41 CHG OFF
1
4
3
VDC
BATTERY BOX UNIT
DC_IN
(9.5V)
1
DC_IN
Q03
PWM SW
Q02
SW DRIVE
Q07
Q04
SW
GND
3
AVOUT
J1
6
AUDIO_OUT
1
VIDEO_OUT
VDD
DRIVE
I_SENSE
V_SENSE
IC01
CHARGE
CONTROL
IC05
I_SENSE
Q06
I_SENSE SW
Q11
BUFFER
Q38
LED DRIVE
CN1
CN7
CN6
CN4
VC_DET
3
6
LINE_OUT
1 VIDEO
VC_DET
JACK PCB
ASS’Y
DC/DC CONVERTER PCB ASS’Y
AF LED FPC
FLASH UNIT
VID FPC
SPEAKER
UNIT
D04
2
5
6
1
2
5
6
1
2
5
6
F02
VBAT
IC03 REG.
GND
5
VOUT
VIN
DRIVE1
SENS1
DRIVE2
SENS2
DRIVE3
SENS3
12
23
13
5
6
8
9
21
15
18
EN3
EN2
EN1
/E0LAT
3
4
Q40
V_SENSE SW
Q39
V_SENSE SW
DC_J_DET
L02
Q37
Q21
PWM SW
Q20
SW DRIVE
Q13
POWER SW
D07
D08
C23
C27
D10
+5.5V
L04
D11
+21V
+15V
+12V
E5LAT
E2LAT
D12
D13
D14
Q42 REG
Q43
REG
C29
IC04
I_SENSE
PS
CHG_CS
Q22
PWM SW
36
30
31
19
21
14
18
13
15
37
7
CN5
BAT_SENSE
VBAT
VDD0_3.3V
45
46
42
43
VDD2_15V
17
VDD2_-7.5V
16
VDD5_21V
VDD2_5.5V
TO
MAIN PCB ASS’Y
VDD3_15V
VDD3_12V
VDD3_5V
/E0LAT
12
E2 LAT
11
E3 LAT
10
E5 LAT
3
DC_J_DET
2
I_SENSE
1
PS
4
CHG_CS
RED CONT
VIDEO
LINE OUT
VC_DET
SP+
SP-
SENSE
OSC
IGBT
47
48
26
40
41
27
28
29
D+
D-
VBUS
RX
TX
34
33
32
8
9
D+
D-
VBUS
RX
TX
10
9
5
2
3
CN8
VBAT
SENSE
IGBT
GND
2
3
1
5
CN3
OSC
4
VBAT
SENSE
IGBT
GND
2
3
1
5
CN1
OSC
4
VDC
Q34
/E0 SW
VBAT
L03
VBAT
VREF
Q36
V_SENSE
SW
4
3
4
3
IC06
6
5
9
VDD
VREF
Q15
SW
Q16
SW
D105
T102
T101
C105
Q103
OSC
Q102
POWER SW
Q101
POWER SW
DRIVE
Q105
CURRENT LIMIT
D103
Q104
XE DRIVE
E3LAT
VDD2_5.5V
E2LAT
Q14 SW
IC02
SW REG CONTROL
SW REG
CONTROL
DRIVE
V_SENSE
Q27 SW
Q28 SW DRIVE
Q24
PWM SW
Q25 SW
Q26
Q29 SW
Q30
SW DRIVE
Q32
SW DRIVE
DC_J_DET
VREF
Q23
PWM SW
L05
D15
-7.5V
+15V
FROM
MAIN PCB ASS’Y
RS232C/USB
10
1
9
8
1
3
2 5 6
4
1
3
2 5 6
4
3
2
6
5
1
4
3
1
4
2
5,6
3
1
4
6
5
2
2
3
5
2
5
3
3
5,6
4
1
2
DATA COMMUNICATION
ANALOG IMAGE SIGNAL
ANALOG AUDIO SIGNAL
1
2
BATT
GND
CN2
CN1
1
2
1
2
SP+
SP-
1
2
2
1
VDD2_5.5V
REDCNT SW
2
1
2
F01
L01
RSNS
D03
Q08
3
3
4
4
Q10
Q08-Q10
TRICLE CHARGE
Q09
D02
C02
VDC
Q41 CHG OFF
1
4
3
VDC
BATTERY BOX UNIT
DC_IN
(9.5V)
1
DC_IN
Q03
PWM SW
Q02
SW DRIVE
Q07
Q04
SW
GND
3
AVOUT
J1
6
AUDIO_OUT
1
VIDEO_OUT
VDD
DRIVE
I_SENSE
V_SENSE
IC01
CHARGE
CONTROL
IC05
I_SENSE
Q06
I_SENSE SW
Q11
BUFFER
Q38
LED DRIVE
CN1
CN7
CN6
CN4
VC_DET
3
6
LINE_OUT
1 VIDEO
VC_DET
JACK PCB
ASS’Y
DC/DC CONVERTER PCB ASS’Y
AF LED FPC
FLASH UNIT
VID FPC
SPEAKER
UNIT
D04
2
5
6
1
2
5
6
1
2
5
6
F02
VBAT
IC03 REG.
GND
5
VOUT
VIN
DRIVE1
SENS1
DRIVE2
SENS2
DRIVE3
SENS3
12
23
13
5
6
8
9
21
15
18
EN3
EN2
EN1
/E0LAT
3
4
Q40
V_SENSE SW
Q39
V_SENSE SW
DC_J_DET
L02
Q37
Q21
PWM SW
Q20
SW DRIVE
Q13
POWER SW
D07
D08
C23
C27
D10
+5.5V
L04
D11
+21V
+15V
+12V
E5LAT
E2LAT
D12
D13
D14
Q42 REG
Q43
REG
C29
IC04
I_SENSE
PS
CHG_CS
Q22
PWM SW
36
30
31
19
21
14
18
13
15
37
7
CN5
BAT_SENSE
VBAT
VDD0_3.3V
45
46
42
43
VDD2_15V
17
VDD2_-7.5V
16
VDD5_21V
VDD2_5.5V
TO
MAIN PCB ASS’Y
VDD3_15V
VDD3_12V
VDD3_5V
/E0LAT
12
E2 LAT
11
E3 LAT
10
E5 LAT
3
DC_J_DET
2
I_SENSE
1
PS
4
CHG_CS
RED CONT
VIDEO
LINE OUT
VC_DET
SP+
SP-
SENSE
OSC
IGBT
47
48
26
40
41
27
28
29
D+
D-
VBUS
RX
TX
34
33
32
8
9
D+
D-
VBUS
RX
TX
10
9
5
2
3
CN8
VBAT
SENSE
IGBT
GND
2
3
1
5
CN3
OSC
4
VBAT
SENSE
IGBT
GND
2
3
1
5
CN1
OSC
4
VDC
Q34
/E0 SW
VBAT
L03
VBAT
VREF
Q36
V_SENSE
SW
4
3
4
3
IC06
6
5
9
VDD
VREF
Q15
SW
Q16
SW
D105
T102
T101
C105
Q103
OSC
Q102
POWER SW
Q101
POWER SW
DRIVE
Q105
CURRENT LIMIT
D103
Q104
XE DRIVE
E3LAT
VDD2_5.5V
E2LAT
Q14 SW
IC02
SW REG CONTROL
SW REG
CONTROL
DRIVE
V_SENSE
Q27 SW
Q28 SW DRIVE
Q24
PWM SW
Q25 SW
Q26
Q29 SW
Q30
SW DRIVE
Q32
SW DRIVE
DC_J_DET
VREF
Q23
PWM SW
L05
D15
-7.5V
+15V
FROM
MAIN PCB ASS’Y
RS232C/USB
10
1
9
8
1
3
2 5 6
4
1
3
2 5 6
4
3
2
6
5
1
4
3
1
4
2
5,6
3
1
4
6
5
2
2
3
5
2
5
3
3
5,6
4
1
2
DATA COMMUNICATION
ANALOG IMAGE SIGNAL
ANALOG AUDIO SIGNAL
Summary of Contents for PowerShot G1
Page 2: ......
Page 3: ...SERVICE MANUAL PowerShot G1 C83 1004 ...
Page 6: ......
Page 22: ...G16 3 Exterior 3 1 External Photos ...
Page 44: ......
Page 46: ......
Page 53: ...R7 FRONT RING FRONT COVER UNIT STEP5 Remove the FRONT RING ...
Page 63: ...R17 STEP5 Remove the REAR PLATE UNIT ...
Page 68: ...R22 STEP4 Remove the LENS PLATE LENS PLATE Adhesive OPTICAL UNIT ...
Page 85: ...R39 Remove the ACC CONTACT UNIT STEP13 TOP COVER UNIT ACC CONTACT UNIT ...
Page 90: ...R44 STEP6 Remove the TOP MODULE UNIT TOP MODULE UNIT B W LCD FRAME ...
Page 105: ...R59 LCD SHEET BACK LIGHT UNIT LCD PCB ASS Y ...
Page 131: ...PARTS CATALOG ...
Page 132: ......
Page 137: ...PowerShot G1 No 3 FLASH SPEAKER UNIT 7 3 4 5 8 6 2 1 P5 ...
Page 139: ...PowerShot G1 No 4 REAR PLATE UNIT 7 4 5 6 3 2 1 P7 ...
Page 141: ...PowerShot G1 No 5 BATTERY BOX UNIT 10 9 8 13 4 11 3 12 5 7 14 6 1 2 4 P9 ...
Page 143: ...PowerShot G1 No 6 LCD HINGE UNIT 2 1 10 8 7 5 3 6 4 9 11 12 12 11 11 P11 ...
Page 153: ...PowerShot G1 No 11 Fuse 1 2 DC DC CONVERTER PCB ASS Y P21 ...
Page 156: ......
Page 162: ...E6 I H G F E D C B A 1 2 3 4 5 6 8 9 10 11 12 13 14 15 7 SOLDERING SIDE ...
Page 164: ...E8 I H G F E D C B A 1 2 3 4 5 6 8 9 10 11 12 13 14 15 7 SOLDERING SIDE ...
Page 166: ...E10 I H G F E D C B A 1 2 3 4 5 6 1 6 CF UNIT ...
Page 170: ...E14 I H G F E D C B A 1 2 3 4 5 6 SOLDERING SIDE IC02 DC DC Converter F01 F02 Fuse ...
Page 179: ...PARTS CATALOG ...
Page 184: ...PowerShot G1 No 3 FLASH SPEAKER UNIT 7 3 4 5 8 6 2 1 P5 ...
Page 186: ...PowerShot G1 No 4 REAR PLATE UNIT 7 4 5 6 3 2 1 P7 ...
Page 188: ...PowerShot G1 No 5 BATTERY BOX UNIT 10 9 8 13 4 11 3 12 5 7 14 6 1 2 4 P9 ...
Page 190: ...PowerShot G1 No 6 LCD HINGE UNIT 2 1 10 8 7 5 3 6 4 9 11 12 12 11 11 P11 ...
Page 200: ...PowerShot G1 No 11 Fuse 1 2 DC DC CONVERTER PCB ASS Y P21 ...