Camera & Video Process Block Diagram - Hitachi VM-H675LA Service Manual

4. CAMERA & VIDEO PROCESS BLOCK DIAGRAM
SE
PG1001 PG201
IC1001
CCD
SENSOR
Q1001
BUF
7 21 21 27
RG,H1,
H2
11,13,15 11,13,15
SUB,
12,14,16, 12,14,16,
V1-V4
18,20 18,20
IC1403
GYRO AMP
NFB
Q1402(1/2) IC1401
1-5,
RESET 2 2
17,18
SW
1
H-MOVE
3
4
3 3
4 5
4 4
7
V-MOVE
6
2
IC1402
NFB
Q1402(2/2)
RESET SW 5 5
Q1401
INV.
PG1301
IC1201
F. DET/IRIS
DRIVE
Q1202
Q1203
IRIS
13 9 7
IRIS
M
DRIVE
22
9
21
23
11
HALL
12
DEVICE
24
6
10
19 10
18 16
F. DET
17 11
15 12
BIAS
VCA
1
2
IC201 VIDEO DSP
IC202
CDS/AGC &
A/D CONV. 29
2-11 Y/CHROMA
CDS AGC A/D
SIGNAL
6-15 PROCESS
16-19 43-45
CS,CLOCK,
ADCK,SP1,
AUTO
DATA
SP2,OBP
FOCUS
DET
DIGITAL ZOOM/
IC203
EFFECT CONTROL
SENSOR DRIVE
SENSOR PULSE
DRIVE GEN.
4,20,
7-10,
22,23,
12-14
26-32
XV1-XV4,
XSG1,XSG2,
XSUB
LCD
DRIVE
PULSE
2,3,
GEN.
41-44
DATA,
LD CLOCK
73,78-81,
48 47,49
84-88
1
EP, FP
LD-DSP
FV, HD
38,72,
79-81
75,78
DATA,
96-98 CLOCK,
CLOCK
DATA,
99
CS
CS-EE
50
V-MOVE
51
H-MOVE
4
GYRO-RESET
28
IRIS-PWM
2
CS-DAC
43
HAL-ADJ1
52
FDET.
69
HALL-G
Q1201
100
D-STB
44
BIAS
HALL-ADJ0
DRIVE
IC1104
DIGITAL SYSEM
µP
CONTROL
76
SD
77
RD
3
CAMERA & VIDEO PROCESS
115
REC Y FM
D/A
PROCESS MOD
CHROMA
REC/PB
102
CHROMA D/A
PROCESS
EE
EE
125
EE FM
A/D
DEMOD
PB Y
PROCESS
109
A/D
D/A
119
ATF
105
A/D
147,148,
KEY AF 150-152
R/G/B
KEY 3(0.1)
SIGNAL
KEY 1(0.1)
PROCESS
CHARA 1(0-3),
CHARA 2(0-3)
B G
R 166-169,
172-175
91 96 99
Q350
BUF
Q351
BUF
3
Q352
5
BUF
IC1105
EEPROM
2,5,6
7
DATA,
CLOCK
1
CS
9
IC350
IC1111 Drv(8)
RGB
D/A CONV.
AMP
13,14
8
DATA,
CLOCK 4
COM
CTL
3
12
COM DC
LD
COM
OUT
43-45
DATA,
CLOCK
42
IC904
CS-SYC.
CHARA GEN.
19,20
11
V. SYNC,
BLK 1
H. SYNC
12
VC 1
2
72
13
OSD CS BLK 2
CS
14
VC 2
1,3
IC901
78,79
DATA, 15
DATA,
BLK RGB
CLOCK
CLOCK
16
µP
VR
17
VG
18
VB
4 5
6 - 47 6 - 48
CAMERA & VIDEO PROCESS
IC101
VIDEO HEAD
REC AUDIO
AMP
L211,C234,
Q202
C237 Q204
BUF
Y
26
Y REC
FILTER EQ
L270,
C230
CHROMA
FILTER
L105,
Q111
C126
BUF
27
FILTER
L106,L107, 24
Q112
C134,C135
BUF
CHROMA
CHROMA
FILTER
FM
AGC
PB
Q113
EQ
Q115
PB FM
PB
FM
EQ
PHASE
Q117,Q109, EQ
Q110 BUF
Y
22
13,16,
OSD DATA 18,20
IC301
Q201
VIDEO AMP
BUF
21
2
OSD
MIX
4
Y/C
C210,C227
Q210
MIX
R221,R258
BUF
14
7
BPF
OSD
8
DATA OSD
R
MIX
20
G
17
B
PG951 PG731 PG735
14
24 24 EVF
3
VIDEO
11
PROCESS
PG733 PG5701 PG5303
R
23 23 10 10
G
25 25 11 11
27 27 12 12 B
CLD
6 6
2 2
PG734 PG5302
61 61 1 1
2-9 2-9
45,47,49, 45,47,49, 7,9,12,
51,53,55, 51,53,55, 13,17,18,
57 57
CON LCD
PG905
TEST PLUG
6 V. OUT
1 SD
4 RD
6
PG101
8
12
CH-1
E
VIDEO
HEAD
9
5
3
CH-2
VIDEO
Lo 9
HEAD
6
6
CH2 REC
Hi
CH1 REC
Q101-Q103
REC SW
D
28
SW30/25
[TYPE 675]
PG301 PG2001
Y
13 1
S-TERMINAL
VIDEO
11 4
CHROMA
14 2
VIDEO
OUT
EVF
VIDEO
JACK
C
UNIT
CRT EVF
UNIT
6
5
LCD
MODULE
4
B
8
14
20
:REC SIGNAL
A
:PB SIGNAL
7 8