Block Diagrams; Overall Block Diagram - Hitachi VM-H675LA Service Manual

BLOCK DIAGRAMS

1. OVERALL BLOCK DIAGRAM

CDS/AGC & A/D CONV.
LENS
IC1001
E
CDS/
CCD
AGC
SENSOR
SENSOR
DRIVE
IC203
IC1401
IC1403
H-
MOVE
GYRO
AMP
D IC1402
V-
MOVE
SE
M
IRIS
C
HALL
DEVICE
ZOOM M
M
FOCUS
CYL.FG
CYL.
B
MOTOR
CYL. M
M
CAPST.
CAPSTAN
CAPST.FG
MOTOR
CAPST.MOTOR
LOADING M
A
1
2
IC201
VIDEO DSP
IC202
PROCESS
Y/CHROMA
A/D
SIGNAL
CONV.
PROCESS
CHROMA
PROCESS
PULSE
GEN.
PROCESS
LCD R/G/B
DRIVE SIGNAL
PULSE PROCESS
GEN
PB CHROMA
DATA,
CLOCK,
CS
IC1201
IC1104
F-DET/
DIGITAL
IRIS
uP
DRIVE
IC1301
ZOOM
MOTOR/
FOCUS
MOTOR
DRIVE
IC631
CYL.MOTOR
DRIVE
CYL.FG
AMP
IC551
MOTOR
DRIVE
PWM
MOTOR
DRIVE
CAPST.FG
AMP
IC651
IC671
DRIVE
LOADING
MOTOR
DRIVE
3
OVERALL
REC Y
REC Y
REC
CHROMA
REC/PB
CHROMA
PB Y
PB Y
PB FM
Y
ATF
IC301
VIDEO
OSD
AMP
DATA
DATA,
CLOCK,
CS
IC401
PB AUDIO
AUDIO
IC1111 PROCESS
D/A
CONV.
IC1105
EEPROM
IC904
CHARA.
GEN.
DATA, OSD
CLOCK, DATA
CS
IC902
PULSE
BACK-UP
GEN.
DET
IC901
SYSTEM
CONTOL
uP
4 5
6 - 41 6 - 42
OVERALL
IC101
REC FM
VIDEO HEAD
REC
AUDIO
VIDEO
HEAD
AMP
VIDEO HEAD
PB FM
IC350
R/G/B
RGB
AMP
DRIVE
CON
PULSE
EVF
VIDEO
Y
CHROMA
VIDEO
EXT MIC
AUDIO
MIC
VCA
6
CH-1
CH-2
LCD
UNIT
LCD
BACK
LIGHT
EVF
EVF
VIDEO
UNIT
SPEAKER
EXT MIC
TERMINAL
[TYPE 675]
S
TERMINAL
VIDEO
OUT
AUDIO
OUT-L
JACK
UNIT
MIC
MIC
UNIT
7 8