-3-
F7JTV
BLOCK DIAGRAM
This is a diagram for all models and therefore differs slightly from the actual block diagram.
IC801
CPU
21P Scart: AV1
21P Scart: AV2
IC201
IF/Video/Chroma/Def.
IC1202
CVBS int/ext sw.
CRT Unit
FBT
DY
IC001
Audio Output
IC501
Vert. Output
T611
Converter Transformer
Power Supply Circuit
SIF Unit
Audio Unit
Tuner
IC802
Memory
47
49
50
SCL
SDA
RC Pre.amp
6
5
51
52
IC810
Band sw.
14
24
17
18
2
3
4
5
2: Bright 3: Contranst
4: Colour 5: Sharpness
Control Keys
10
VL
VH
U
IF
TU
1
16
45/46
28/29
30/31
41
48
37
18
19
20
7
13
15
21
22
23
24
X131
SAW Filter
IC271
1H Delay
R-Y/B-Y
R-Y/B-Y
CVBS In
Functuin In(AV1/AV2)
11/12
14/16
B
G
R
BLK
External CVBS in
Internal CVBS in
Q151
Q152/Q154
H-Drive
Q431
Q432
H-Outpit
V-Drive
V-Feedback
Audio In
Speakers
VR501
C512
H
V
HV
Q2601
Q2611
Q2621
Q171
1
6
3
8 Out
Audio I/O
Audio I/O
Video I/O
Video I/O
RGB/BLK In
B1: 150V
B2: 25V
B3: 15V
B4: 24V
IC651
IC652
B6: 12V
B8: 5V
B7: 8V
L, R
L, R
1/ 5
10/ 8
AC In
Q612
Q613
V-In
V-In
R
G
B
CVBS In
Audio I/O
SIF In
Audio Out L, R
4
2
