DSC-P71/P71M
3-1
3-2
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
PK-064 BOARD (2/2)
LENS
M
IRIS
METER
ZOOM
SENSOR
M
FOCUS
SENSOR
M
M
CD-392 BOARD
SY-075 BOARD (1/2)
IC301
CCD IMAGER
IC101
CAMERA
MODULE
CAMERA
DSP
(1/8)
IC204
IC202
EVR
(D/A CONVERTER)
(3/8)
V1A, V1B, V2
V3A, V3B, V4
H1, H2
CCD OUT
IC302
64M OR 128M
SDRAM
(2/8)
IC503
EEPROM
(5/8)
IC502
16M FLASH
(5/8)
IC781
CLOCK GEN.
(5/8)
IC501
MC CAM,
SH DSP
(4/8)
D902
SELF TIMER/
AF ILLUMINATOR
FP-528 FLEXIBLE BOARD
PRELAMP AF CONT
XZM RST SENS
XFC RST SENS
HR DIR1A, HR DIR1B,
HR EN1
HR DIR0A, HR DIR0B,
HR EN0
IRIS IN, IRIS EN,
HR DIR2A, HR EN2
MSHUT ON
MSHUT EN
STRB ON
SHUTTER DRIVER
CAM SO, XCAM SCK
DATA BUS 14
CAM SO, XCAM SCK
14
14
25
32
25
16
32
16
20
16
ADDRESS BUS
DATA BUS
ADDRESS BUS
DATA BUS
PRELAMP AF CONT
TG CLK
USB CLK
MC CLK
MS
SOCKET
MS DIO, MS BS, MS SCLK
+
–
DC IN
J001
BT901
BATTERY
TERMINAL
IC001
DC/DC
CONTROL
(8/8)
CAM 15V
CAM –7.5V
A 4.9V
A 2.9V
D 2.9V
D 3.1V
PANEL 13.5V
PANEL 4.9V
PANEL 2.9V
PANEL –15.5V
BL VO+
AVC UNREG
ST UNREG
EVER 4V
IC401
FRONT CONTROLLER
(1/3)
SYS DD ON
PANEL R
PANEL G
PANEL B
PANEL R
PANEL G
PANEL B
CV OUT
IC801
LCD DRIVE
(2/3)
IC802
LCD TIMING
GENERATOR
(2/3)
CV OUT
V OUT
COLOR
LCD
MONITOR
D901
BACK LIGHT
PANEL UNIT
LCD SO, XLCD SCK
LCD SO, XLCD SCK
J201
BT401
LITHIUM
BATTERY
PK-064 BOARD (1/2)
JK-231 BOARD
IC402
INITIAL RESET,
BACK UP VCC
(1/3)
EVER 4V
FUNCTION
SWITCH
(3/8)
VR
VG
VB
VAMP ON
BEEP
RESET
KEY INPUTS
X781
27MHz
VIDEO
OUT
LCD901
05
FOCUS MOTOR
DRIVE
ZOOM MOTOR
DRIVE
BATT UNREG
ZOOM
SWITCH
IC651
VIDEO AMP
(2/8)
IC301
VSUB CONT
CH-109 BOARD
BL VO
−
USB
CN202
USB D+
USB D–
USB D+
USB D
−
T501
FLASH
UNIT
Q501, 502
CHARGING
CAPACITOR
ZOOM
ENCODER
UNREG SCK, UNREG SO
XSTB FULL
STB CHG
XSTB FULL
STB CHG
ST UNREG
KEY AD0, 1
KEY AD3
MODE DIAL
BZ901
BUZZER
LENS
TEMP
SENSOR
ZOOM ENCODER1
−
4
LENS TEMP AD
IRIS
DRIVER
MODE
DIAL
POWER
ON/OFF
SHUTTER
SWITCH
CONTROL SWITCH BLOCK
ST-075 BOARD
XAE LOCK SW, XSHTR ON
XPWR ON