
DSC-S75
3-1
3-2
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
S
+
–
CCD
IMAGER
(SEE PAGE 4-11)
IC151
S/H, AGC,
A/D CONV.
(SEE PAGE 4-11)
IC102
16M
FLASH ROM
(SEE PAGE 4-21)
IC504
64M SDRAM
(SEE PAGE 4-22)
IC506
128M SDRAM
(SEE PAGE 4-15)
IC302
AUDIO AD/DA
CONVERETER
(SEE PAGE 4-25)
IC252
EVR
(D/A CONVERTER)
(SEE PAGE 4-27)
IC803
AUDIO AMP
(SEE PAGE 4-26)
IC253
USB I/F
(SEE PAGE 4-29)
IC601
AV OUT
J902
VIDEO AMP
(SEE PAGE 4-16)
IC651
LANC IN/OUT
(SEE PAGE 4-23)
IC401
BACK LIGHT
CONTROL
(SEE PAGE 4-28)
IC806
EEPROM
(SEE PAGE 4-22)
IC507
TIMING
GENERATOR
(SEE PAGE 4-11)
IC101
INITIAL
RESET,
BACK UP VCC
(SEE PAGE 4-24)
IC403
SY-68 BOARD
CONTROL SWITCH
BLOCK (MODE)
DM-101 BOARD (1/2)
JK-211 BOARD (1/3)
ZOOM
SENSOR
M
M
LENS
IRIS
METER
FOCUS
SENSOR
M
IC301
CAMERA
DSP
(SEE PAGE 4-14)
IC001
DC IN
DC
CONTROL
(SEE PAGE 4-39)
IC501
MC CAM,
SH DSP
(SEE PAGE 4-20)
FLASH
UNIT
SHUTTER
DRIVE
(SEE PAGE 4-17)
IC201 (1/2)
FOCUS MOTOR
DRIVE
(SEE PAGE 4-17)
IC201 (2/2)
EVR
(D/A CONVERTER)
(SEE PAGE 4-22)
IC505
ZOOM MOTOR
DRIVE
(SEE PAGE 4-17)
IC202
BATT UNREG
10.05V
P 4.9V
15.05V
A 4.9V
–10.05V
PANEL –15.3V
D 3.2V
CAM 3.2V
CAM P 5V
D 1.8V
A 3.2V
CAM –7.5V
ACV UNREG
ST UNREG
BATT
UNREG
ACV
UNREG
D402
D403
D408
ZOOM
SWITCH
SHUTTER
SWITCH
CAM SI, CAM SO, XCAM SCK
CAM SI, CAM SO, XCAM SCK
CAM SI, CAM SO, XCAM SCK
HI SI, HI SO,
XHI SCK
16
16
14
20
16
16
USB DATA
MS DIO, MS BS, MS SCLK
20
12
ADDERESS BUS
ADDERESS BUS
DATA BUS
DATA BUS
DATA BUS
16
16
ADDRESS BUS
14
14
BT902
BATTERY
TERMINAL
J001
05
CCD OUT
H1, H2
V1A, V1B, V2,
V3A, V3B, V4, VSUB CNT
(SEE PAGE 4-41)
CONTROL SWITCH BLOCK (ZOOM)
(SEE PAGE 4-24)
KY-55 BOARD
(SEE PAGE 4-36)
CK-103
BOARD (2/2)
(SEE PAGE 4-32)
DM-101
BOARD (2/2)
(SEE PAGE 4-41)
CK-103
BOARD (1/2)
(SEE PAGE 4-32)
LCD DD ON
EVER B+
BACK UP VCC
SYS DD ON
BATT SIG
XRESET
STB CHARGE
STRB ON
Z SENS RST
F SENS RST
Z SENS RST
F SENS RST
PE EN1,
PE DIR1A, PE DIR1B
PE EN0,
PE DIR1A, PE DIR0B
STRB AIN
XSTB FULL
PE DAC LEVEL
CNTC
MSHUT ON
STRB ON
STRB AIN
STB CHARGE
XSTB FULL
BATT SIG
ACC
FUNCTION
KEY
MODE
DIAL
JOG
DIAL
POWER
ON/OFF
IC402
FRONT
CONTROL
(SEE PAGE 4-24)
CN753
MS
SOCKET
D+
USB D+
D–
USB D–
JK-211 BOARD (3/3)
USB
CN902
(SEE PAGE 4-34)
JK-211 BOARD (2/3)
(SEE PAGE 4-34)
Y OUT
C OUT
AU SDTI
AU SDTO
A OUT L
A IN L
PANEL Y
PANEL R-Y
PANEL B-Y
SP VOL
SP VOL
BEEP
BEEP
V OUT ON
V OUT
ON
BL ON
Y OUT
C OUT
SP+, SP–
MIC IN
SP901
SPEAKER
VIDEO OUT
AUDIO OUT
LCD
DRIVE
(SEE PAGE 4-27)
IC802
LCD901
COLOR
LCD
MONITOR
PANEL Y
PANEL R-Y
PANEL B-Y
VR
VG
VB
J782
LCD TIMING
GENERATOR
(SEE PAGE 4-28)
IC804
BL LEV
BT901
LITHIUM
BATTERY
BACK LIGHT
DRIVE
Q808 – 810
EXT STRB ON
EXT STRB ON
(SEE PAGE 4-34)
LANC IN
LANC OUT
EXEC
LANC SIG
LANC DC
LANC SIG
LANC DC
VL 3V
IC781
CLOCK GEN.
(SEE PAGE 4-30)
TG CLK
MC CLK
USB CLK
AU CLK
SHUTTER
CONTROL
(SEE PAGE 4-18)
IC206
KEY AD 0 – 2
XPWR ON
XPB ON, XSET UP, MODE DIAL
XAE LOCK SW, XSHTR SW
MIC901
MICROPHONE
DIAL A, B
KEY AD3
X781
48MHz
D901
BACK LIGHT
DATA BUS 14
LCD902
LCD MODULE
(CHARACTER DISPLAY)
COM 0 – 3
SEG 0 – 19