E17
3
BLOCK DIAGRAMS
3-1 OVERALL
MAIN PCB ASS’Y
DC/DC CONVERTER PCB ASS’Y
LCD PCB ASS’Y
BUTTON PCB ASS’Y
TOP MODULE
UNIT
AF LED FPC
FLASH UNIT
VID FPC
JACK PCB
ASS’Y
CCD FPC
OPT FPC
IG FPC
CF UNIT
ACC. SHOE
FPC
VDD0
VBAT
VBAT
VBA
T
5V-VBAT
VDD2_5V
VDD2_5V
VDD2_15V
VDD2_–7.5V
VDD2_5.5V
AV OUT
SPEAKER
UNIT
OPTICAL UNIT
Zoom MOTOR
Focus MOTOR
Iris MOTOR
Sens
Vcc
CCD
SENSOR
ADC
VIDEO
L.P.F.
LCD
CONTROL
LCD
PANEL
LCD ROTATION DETECT SW
BACK LIGHT
UNIT
+4.5V REG
COMP
. VIDEO
VDD5_21V
VDD3_12V
VDD3_5V
VDD3_15V
VDD0
Digital Signal
Processing IC
SD RAM
FLASH MEMORY
VDD0
OSC
VDD
VBAT
+5V REG
+5V REG
a
b
c
a
b
c
DAC
AV Amp.
VDD0
TH100
VBAT
CPU
BATTERY
LOAD TEST
MOTOR
DRIVER
T.G.
VDD2_15V
VDD2_–75V
M
M
M
MIC
REMOTE
TH1
BAT OPEN CF OPEN
FLASH
Control IC
ACC. SHOE
BUTTON BATTERY
KEY
RTC
RESET
VDD0
5V-VBAT
MIC IN
OLC
DIAL/
KEY
FINDER LED
AF-AUXILIARY
LIGHT EMITTER
HV/OSC/XE_DRIVE
USB
RS232C
CN8
RS232C/USB
BATTERY BOX
UNIT
CN1
DC IN
(9.5V)
CHARGE
CONTROL
REG
DC/DC
CONVERTER
CF CARD
VDD0
VDD2_5.5V
VDD3_12V
VDD3_15V
VDD5_21V
VDD3_5V
VDD2_–15V
VDD2_–7.5V
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 ...