Tuner Block Diagram - Sony SLV-798HF Service Manual

SLV-798HF/998HF

3-6. TUNER BLOCK DIAGRAM

MA-318 BOARD
(SEE PAGE 4-23)
IN
VHF/
UHF
OUT
CH 4
2
CH 3
S701
RF CH
FROM
Q560 RF VIDEO
VIDEO
BLOCK
(SEE PAGE 3-4)
FROM
AUDIO IC360 12 RF AUDIO
BLOCK
(SEE PAGE 3-8)
16
30V SW5V
L704
L703
TU700
TUNER/MOD/IF
18 19 3
IF
SPLITTER RF
TV
MPX
VTR
RF
AFT
MOD
5 1 4 22 20 21
3-11
L731
36
IC733
ST/BILINGUAL
PROCESSOR
1 VCC
35
12
MPX IN
33
RV731
SEPARATION
ST IND
SAP IND
F MONO
MUTE
TU VIDEO
L 3 TU AUDIO L
R 4 TU AUDIO R
11 STEREO
10 SAP
MS0 MAIN/SAP
8
MS1 5
Q731
7 F MONO
TA MUTE
5
TU AFT
PLL DATA
PLL CLOCK
PLL ENABLE
TV/VTR
3-12
TO
IC201 32
VIDEO
BLOCK
(SEE PAGE 3-3)
IC360 1
TO
AUDIO
BLOCK
IC360 2
(SEE PAGE 3-8)
CN162 4
CN162 17
CN162 16
IC161 50
FROM/TO
IC161 11
SYSCON
BLOCK
(SEE PAGE
CN162 11 3-6)
CN162 13
CN162 14
CN162 15
IC161 26