SLV-777HF/778HF/788HF
3-6. TUNER BLOCK DIAGRAM
3-11
3-12
SPLITTER
RF
MOD
IN
OUT
TV
VTR
VHF/
UHF
TU701
2
5
1
4
TUNER/MOD/IF
7
F MONO
9
3
7
10
11
12
14
6
4 CH
3 CH
S701
RF CH
L703
L704
L731
SW5V
30V
MA-327 BOARD
IF
AGC
RF
30V
5V
12V
ENABLE
CLOCK
D
ATA
RV731
SEPARATION
VCC
1
MPX IN
12
IC733
ST/BILINGUAL
PROCESSOR
3
L
10
SAP IND
4
R
11
ST IND
8
MS0
9
MS1
5
MUTE
FROM/TO
SYSCON
BLOCK
RF AUDIO
IC360 12
RF VIDEO
Q560
FROM
VIDEO
BLOCK
FROM
AUDIO
BLOCK
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
SAP
IC160 25
STEREO
IC160 12
TV/VTR
IC160 21
TU AFT
IC160
3
PLL DATA
IC160 100
PLL CLOCK
IC160 23
PLL ENABLE
IC160 24
TO
VIDEO
BLOCK
TO
AUDIO
BLOCK
16
TUNER/MOD/IF
(SEE PAGE 4-19)
8
5V
SW12V
TU701
IF702
IF
2
RF AGC
7
8
V OUT
4
MPX
6
AFT
3
12V
MAIN/SAP
IC160 45
(SEE PAGE 3-6)
(SEE PAGE 3-8)
(SEE PAGE 3-3)
(SEE PAGE 3-8)
(SEE PAGE 3-4)
Summary of Contents for RMT-V231B
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