Sony SLV-478 - Tuner Block Diagram

SLV-478/677HF/678HF/688HF/L47/L48/L57/
L58/L67HF/L68HF/L77HF/L78HF/X50/X60HF
3-5. TUNER BLOCK DIAGRAM
3-9 3-10
L731
VHF/
UHF
SPLITTERIN
OUT
RF
MOD
2
4CH
3CH
RF CH
S701
9 8 7
14
6
12 10 111 5 4
AGC
L704 L702
30V
SW5V
SW12V
MA-317 BOARD
ENABLE
CLOCK
DATA
RF IF
TU701
TUNER/MOD/IF
30V
5V
12V
IF2
RF AGC
7
8
V OUT
4
MPX
6
AFT
3
12V
IF702
TV
VTR
PLL DATA IC160
100
RF VIDEO Q560
RF AUDIO IC360
11
PLL CLOCK IC160
23
PLL ENABLE IC160
24
TV/VTR IC160
21
FROM
SYSCON
BLOCK
FROM
VIDEO
BLOCK
FROM
AUDIO
BLOCK
ST / BILINGUAL
PROCESSOR
IC733
VCC
1
MPX IN
12
3
L
4
R
7
FORCED
5
MUTE
8
MS0
9
MS1
11
ST IND
10
SAP IND
TU VIDEO IC201 32
TU AUDIO L IC360
1
TU AUDIO R IC360
2
F MONO IC160
15
TA MUTE IC160
53
MAIN/SAP IC160
74
MAIN/SAP IC160
45
STEREO IC160
12
SAP IC160
25
TU AFT IC160
3
RV731
TO
VIDEO
BLOCK
TO
AUDIO
BLOCK
TO/FROM
SYSCON
BLOCK
HIFI ONLY
16
(SEE PAGE 4-19)
(SEE PAGE 3-5)
(SEE PAGE 3-4)
(SEE PAGE 3-8)
SEPARATION
(SEE PAGE 3-3)
(SEE PAGE
3-7)
(SEE PAGE 3-5)
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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