Video Process - Hitachi VM-H675LA Service Manual

VIDEO PROCESS [VCA] SCHEMATIC DIAGRAM
21 20 19
9
TL0246
10
TL0247
11
TL0248
12
1.4 1.5 3.1 3.1 0 - - -
3.1 0
TL0249
0
AVss NC
3.1
22 AVDD D9
23
-
CDSIN D8
24 NC NC 13
0
YIN 23 CLP D7
-
CIN D6
0
AVss D5
3.1 CDS/AGC &
AVDD D4
1.3 A/D CONV.
VRB D3
1.5
VRM D2
37 AVss DVss 48
1.8
VRT 38 AVDD D1
1.3
BIAS D0
3.1
NC NC
0 3.1 0 0 0 - - - 3.1 0
3.1
( PB:15
15
To REC:
-7.2 SENSOR DRIVE
SENSOR/GYRO
15.1
[SE]
SUBO VH
PG1001
-7.2 0
VL VM13
- -
V4o V2o
0 -
VM24 V1o
- 15
V3o VH
0
3.2
VDD GND 30 29
- -
V3i V1i
- -
CH2 CH1
- -
V4i V2i
-
-
SUBi 28
24 25 26 27
CODE PART NAME
BR 2S4617
FR 2SA1774RS
FS 2SA1037K-S
HQ 2SA1577Q
H9 UMH9N
64 DTC114YE
5H XP4501
K DA221
* ONE VOLTAGE:PB OR REC MODE
TWO VOLTAGES:PB AND (REC) MODE
TL0209
: WAVEFORMS No.
6
TL0208
5
TL0207
4
TL0205
3
1 2 3
To SYSTEM CONTROL
1E-11E
3.0
0
3.0
0
3.0
0
0
3.0
0
0
3.1
0
0
0
-
- 3.0
- 0
-
-
1.9
-
-
-
0
-
-
0 3.0
0
0
1.9
-
0
-
39
0
3.0
0
0(3)
( PB: 0
3.0
REC: 3.0
0
0
3.0
0
4.9
4.9
(4.2)
0
0(1.7) (4.8)
0
0
0
0
1.7(0)
1 18
TL0107
2.1(0)
0(3.9)
0
(4.5)
3.0
(0)
0
(4.6)
0
0(4.8)
0(3.9)
0
0 3.0
(0) (4.6)
0(4.8) 0(3.9)
0
(4.5)
To To To
CAMERA PROCESS AUDIO SYSTEM CONTROL
3B-18B 3S,4S,8S 40E-48E
4 5
6 - 21 6 - 22

VIDEO PROCESS

VIDEO PROCESS
3.0
0
3.0
0
3.0
3.0
0
0
-
0
3 2.2(0)
0
0.8
3
2.2(3) 1.1(0)
0
2.2(0)
2.2(3)
3
0
1.1(0)
1.1
1.1
0
0.4
3.0
3.0
0
1.1
1.1
VIDEO DSP
3.0
0
0
0.2
3
3
3
0.6
0
3
0.1
0
0.7 0
0
3
0.7 0
0
3
1
3.1
1
3.2 0
0 0
3.0
0.7
0
0
3.0
3.1 3.0
0 (0) 0
41
4.9(0)
2
TL0108
4.3 33
0(3.1)
3.7
(0)
0
1.9(2.5) (0)
2.4(0) 1.4 1.9 4.8
1.3(0) (0) (0)
(0)
1.3
2.6
680 (0)
0.8 2.6 (0)
1.9(2.5) (0) 1.4(0) (0)
3.4(0)
0
2.0
0(3.9)
0.8(0) (0)
0(1.1)
- 0
-
-
-
0(1.6)
-
0(4.8)
4.8(0) 2.1(0) 4.8(0)
4.2(4.9) 0(4.9)
0.6(0) 0.6(0)
4.9
- 0 - -
3.0
0(4) 0(4) 0 (0)
0
(3.9)
0
(3.0)
VIDEO PROCESS
4.8
(0)
0
0(3.3)
0
0(3.3)
0(4.3)
0(4.8) 0
To
To
VIDEO HEADS AUDIO
(MONAURAL)
9S
6 7
* C0234 * R0291
2P:TYPE 675 820:TYPE 675
39P:TYPE 575/573 680:TYPE 575/573
0(2.7)
0(3.3)
2.6
2.0
2.6
2.0
0 0(1.8)
(1.8)
34
0(1.2) 4.9
0
(1.2)
0
0
36 0.9
0
0.3
0
0
0.9
0.3
0.9
0(1.4) 0(3.3)
37
0
0.3
4.9
0(0.8)
2.4 0
35
1.7
0.9
38
0.3
0
40 32
3.4 3.4
(0) (0)
2.7 2.7
(0) (0)
2.0(0) 4.8
(0) 2.0 0 1.2 0 -
1.3 1.4 (0) 4.8
(0) (0) (0)
2.4
0
0
0 2.2 2.3 2.3
0
3.1(0)
2.5
(0)
1.4
(0)
0
0.8
(0)
13
TL0265
[VCA]
To To
SERVO AUDIO
1T 1S,2S,5S-7S,10S,11S
8 9 10
8G
To
REGULATOR
9G
8G-10G
10G
G
4.1
2.6 0
2.0
4.1
6.0 0
4.9
2.0
2.0
0
-1.5
2.0 12.5
1.0 2.0
0
0
4.1
9.0
0
3.6
6.8
6.0
RGB AMP F
To
2B CAMERA
1B PROCESS
1B,2B
12E
TL0353
17
13E
TL0352
16
14E
TL0351
15 15E
16E
E
17E
18E
19E
20E
21E
22E
23E
24E
25E
26E
27E
To
SYSTEM
CONTROL
12E-36E
28E
29E
30E
31E D
32E
33E
34E
35E
36E
4G
6G
7G To
3G REGULATOR
1G-7G
1G
2G
5G
3.0
0 C
[TYPE 575/573]
3.0
0
31
[TYPE 675]
3.0
0 0 - 0
4.9
0
0
0
0
0
1.9
4.9 2.4 1.8 - 1.4
4.9
47u
37E
7 38E B
TL0216
39E
To SYSTEM
CONTROL
37E-39E
[TYPE 675]
TL0232
8
14
TL0280
[TYPE 675]
A
To
JACK UNIT
11 12
6 - 23
VIDEO PROCESS