Block Diagrams; Overall Block Diagram - Sony MVC-FD75 Service Manual

BLOCK DIAGRAMS

3-1. OVERALL BLOCK DIAGRAM

CD-338 BOARD
LENS
IRIS
METER
IC401
CCD
IMAGER
(SEE PAGE 4-8)
M901 M902
H
FOCUS ZOOM
MOTOR MOTOR
M M
TEMP FOCUS ZOOM
SENSOR SENSOR ENCODER
IC401 IC404
(SEE PAGE 4-17)
DRIVE(±)
IRIS DRIVE
BIAS(±), HALL(±)
HALL AMP
IC402
(SEE PAGE 4-17)
Z A, Z B, Z XA, Z XB
ZOOM
MOTOR DRIVE
FC A, FC B, FC XA, FC XB
FOCUS
MOTOR DRIVE
ZOOM RST
FOCUS RST
TEMP COMP
XSTB FULL, STB CHARGE
FLASH UNIT
RL-58 BOARD
(SEE PAGE 4-42)
S051
XRLS ON1, 2
SHUTTER
SHUTTER
SWITCH
BATT UNREG
+
BATT SIG
S
BT901
BATTERY
TERMINAL
BATT/XEXT
BATT GND
–
05
SECTION 3
FC-86 BOARD
CCD OUT
IC102
CA AD01-10
S/H, AGC,
A/D CONVERTER
(SEE PAGE 4-11)
XCLPOB
SHP, SHD,
CLD, CLPDM,
IC103
H1, H2, RG PBLK
TIMING
FR, HR
GENERATOR
V1, V2A, V2B, V3, VSH
MCK
(SEE PAGE 4-11)
CAM SI, CAM SO, XCAM SCK
AGC CONT 1, 2
IRIS CONT 1, 2 IC301
EVR CAM SI, CAM SO, XCAM SCK
HALL OFFSET/GAIN
DATA DECODER
(SEE PAGE 4-17)
HALL AD
MCK
DIR 1A,1B IC403
CAC VD
FOCUS/ZOOM
CONTROL
DECODER
DIR 0A, 0B
CAM SI, CAM SO, XCAM SCK
(SEE PAGE 4-18)
FDD P 5V
CAM DD ON, CAM P 5V
LCD DD ON,
PANEL 6.5V
SYS DD ON
PANEL 13.2V
IC901
BEEP 15V
DC CONTROL
CAM 15V
(SEE PAGE 4-25)
CAM –5.5V
PANEL –15.3V
A 4.9V
D 4.9V
PANEL 4.9V
D 3.2V
PANEL 3.2V
BL UNREG
UNREG
3-1
CA Y0-7 PANEL Y0-7
CA C0-7 PANEL C0-3
IC104 IC601
Y/C PROCESSOR D/A CONVERTER
(SEE PAGE 4-12) (SEE PAGE 4-15)
SYS H, SYS V
CA HD, CAVD
CAC VD
SYS V
SYS H,
SYS V
IC705
OSD
MCK
(SEE PAGE 4-24)
MCK
IC503
DRC
(SEE PAGE 4-13)
D00-15
A01-10
HI SO, XHI SCK
HI SI, HI SO, XHI SCK
IC501
D00-15
IC703 16M DRAM
(SEE PAGE 4-14)
A01-10
EEPROM
(SEE PAGE 4-24)
IC807 A01-17
FLASH
MEMORY
D00-15
(SEE PAGE 4-22)
IC702
HI CONTROL
(SEE PAGE 4-24)
IC701
INITIAL RESET,
BACKUP VCC
(SEE PAGE 4-23)
PK-59 BOARD
PANEL R
IC802
PANEL G
LCD DRIVE
PANEL B
(SEE PAGE 4-34)
PANEL XHD
IC903
PANEL XVD SWITCH
(SEE PAGE 4-35)
BL UNREG
IC801
HI SO, XHI SCK
EVR
(SEE PAGE 4-33) BL LEV
WRITE DATA
IC804
D00-07 D0-7
READ DATA
BUS BUFFER
(SEE PAGE 4-20) DIRECTION, STEP, SIDE1 SELECT
IC801
TRACK00, WRITE PROTECT, INDEX
A00-02
FDD CONTROL
(SEE PAGE 4-19)
INT, TC
IC802
WRITE GATE
WRITE GATE
(SEE PAGE 4-19)
DRIVE SELECT, MOTOR ON
IC806
DENSITY OUT, DISK CHANGE
SYSTEM
CONTROL
DISK IN
DISK IN
(SEE PAGE 4-21)
D00-15
A00-17
IC805
IC803
SHOCK DET SHOCK
SHOCK
SIGNAL
SENSOR
DETECT
(SEE PAGE 4-20)
(SEE PAGE 4-20)
UNREG
3-2
MVC-FD75
VR
VG
VB
LCD901
2.5inch
COLOR
LCD
IC901 MONITOR
LCD
TIMING
GENERATOR
(SEE PAGE 4-35)
ND801
BACK LIGHT
BL HIGH
SWITCHING
IC851
DC/DC
CONTROL
(SEE PAGE 4-39)
IC601
FLOPPY
FDD INTERFACE FDD DATA
DISK DRIVE
(SEE PAGE 4-31) UNIT
SE801
+
S702
XPWR SW POWER
POWER
SWITCH
S708
XCAM PB SW MODE
PLAY/CAMERA
SWITCH
RV701
ZOOM SW ZOOM
ZOOM
SWITCH
S701, 703 –707, 709
KEY AD0-2 FUNCTION
SWITCH
BUZZER BZ701
(BUZZER)
LI 3V
BH701
+
LITHIUM BATTERY
–
BATTERY HOLDER