Canon PowerShot G5 Service Manual - Page 137

Block Diagrams, Main Pcb Ass'y, Dc/dc Converter Pcb Ass'y

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2. BLOCK DIAGRAMS 2.1 OVERALL DATA COMMUNICATION ANALOG IMAGE SIGNAL ANALOG AUDIO SIGNAL R-EN FPC HV FPC A-SLANT DET B-SLANT DET BUTTON BATTERY BAT OPEN CF OPEN TH1 REMOTE KEY ROTARY ENCODER KEY EF FPC ACC. SHOE FPC EF IC SW ACC. SHOE MAIN PCB ASS'Y VDD2-15 VDD2-N7.9 T.G. CPU VBAT MOTOR DRIVER BATTERY LOAD TEST VDD0-3.3 OPTICAL UNIT CCD FPC CCD SENSOR OPT FPC Sens Vcc TH1 AF Support LIGHT EMITTER M Zoom MOTOR M Focus MOTOR M Iris MOTOR M ND MOTOR M Shutier MOTOR TH1 SHT FPC ADC Digital Signal Processing IC TOP MODULE UNIT OLC OLC DRIVE DIAL/ KEY REG5V FINDER LED RTC VDD0-3.3 REG 5V(BAT) RESET USB DAC AUDIO Amp. MIC IN VIDEO Amp. FLASH MEMORY SD RAM VDD2-1 5 VDD2-N7.5 REG5V VDD2-15.3 REG VDD2-N7.9 VBAT +5V REG REG5V(BAT) VBAT +5V REG OSC VDD12-1.5 VDD VDDC VDD0-3.3 VDD0-3.3 COMP. VIDEO VIDEO LCD BASE POSITION DETECT SW LCD ROTATION DETECT SW LCD PCB ASS'Y LCD CONTROL LCD PANEL BACK LIGHT UNIT +3.0V REG VDD3-20 VDD0-3.3 VDD3-12.3 CF UNIT CF CARD 01 JUNE, 2003 STJ PCB ASS'Y USB CN5 MIC AV OUT HV/OSC/XE_DRIVE DC IN (9.5V) CN2 SPEAKER UNIT BATTERY BOX UNIT VBAT CHARGE CONTROL VBAT REG DC/DC CONVERTER VDD0-3.3 VDD2-5.5 VDD2-15.3 VDD2-N7.5 VDD3-12.3 VDD3-20 VDD12-1.5 DC/DC CONVERTER PCB ASS'Y C CANON INC., 2003

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C
CANON INC., 2003
01
JUNE, 2003
2.
BLOCK DIAGRAMS
2.1 OVERALL
MAIN PCB ASS'Y
DC/DC CONVERTER PCB ASS'Y
STJ PCB ASS'Y
LCD PCB ASS'Y
TOP MODULE
UNIT
CCD FPC
OPT FPC
SHT FPC
CF UNIT
ACC. SHOE
FPC
R-EN
FPC
HV
FPC
EF FPC
VBAT
VBAT
VBAT
REG5V(BAT)
REG5V
REG5V
VDD2-15.3
VDD2-N7.9
VDD2-1 5
VDD2-N7.5
VDD12-1.5
AV OUT
SPEAKER
UNIT
OPTICAL UNIT
Zoom MOTOR
Focus MOTOR
Iris MOTOR
Sens
Vcc
CCD
SENSOR
ADC
VIDEO
LCD
CONTROL
LCD
PANEL
LCD ROTATION DETECT SW
LCD BASE POSITION DETECT SW
BACK LIGHT
UNIT
+3.0V REG
COMP. VIDEO
VDD3-20
VDD3-12.3
VDD0-3.3
Digital Signal
Processing IC
SD RAM
FLASH MEMORY
OSC
VDD
VDDC
VBAT
+5V REG
+5V REG
DAC
AUDIO Amp.
VIDEO Amp.
VDD0-3.3
TH1
TH1
VBAT
CPU
BATTERY
LOAD TEST
MOTOR
DRIVER
T.G.
VDD2-15
VDD2-N7.9
M
M
M
ND MOTOR
M
Shutier MOTOR
M
MIC
REMOTE
TH1
BAT OPEN
CF OPEN
EF IC
ACC. SHOE
BUTTON BATTERY
KEY
SW
KEY
RTC
RESET
A-SLANT
DET
ROTARY
ENCODER
B-SLANT
DET
VDD0-3.3
REG 5V(BAT)
MIC IN
OLC
OLC
DRIVE
DIAL/
KEY
FINDER LED
AF
Support
LIGHT
EMITTER
USB
CN5
USB
BATTERY BOX
UNIT
CN2
DC IN
(9.5V)
CHARGE
CONTROL
REG
DC/DC
CONVERTER
CF CARD
VDD0-3.3
VDD0-3.3
VDD2-5.5
VDD12-1.5
VDD3-20
VDD3-12.3
VDD2-15.3
VDD2-N7.5
DATA COMMUNICATION
ANALOG IMAGE SIGNAL
ANALOG AUDIO SIGNAL
HV/OSC/XE_DRIVE
REG
VDD0-3.3