Aiwa HV-FX7800 Service Manual page 15

BLOCK DIAGRAM -3/8 (AUDIO/VIDEO SECTION) <HV-FX4300>
To
IIC CLK
SYSTEM
CONTROL/
SERVO/OSD
IIC DATA
SECTION
VIDEO OUT 1
AUDIO OUT 1
To
AUDIO/
VIDEO
SECTION
MONO A.IN
MM1443XJ
INPUT SELECT SW
33 SCL
32 SDA
29 V.OUT3
30 V.OUT2
31 V.OUT1
27 L.OUT1
26 L.OUT2
25 LOUT3
:PB AUDIO SIGNAL :PB VIDEO SIGNAL
:REC AUDIO SIGNAL :REC VIDEO SIGNAL
IC901
E1.V 1
E2.V 3
EXT.V 5
TU.V 28
E1.L 10
E2.L 8
TU.L 24
EXT.L 6
-15-
BUF.V.IN
To
POWER/
TU.V.IN
TUNER
SECTION
TU.A.L
JK901(1/2)
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
JK901(2/2)
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22