Sony SLV-L56AR, Service Manual

Page: 29 / 134

SLV-L56/L76HF/L86HF
3-11 3-12
3-6. TUNER BLOCK DIAGRAM
MA-323
BOARD (5/6)
(SEE PAGE 4-25)
SEE PAGE
3-7
SERVO/SYSTEM
CONTROL
PROCESSOR
US MPX
(US MPX SEP)
RV750
TU701
VHF/UHF
CH SW TV/VTR PLL CLK PLL DA
TA
PLL ENA MOD V VIDEO MOD A MPX OUT AFT
9
8
5
7
10
11
3
4
3 5 10 11 12 6 22 2 18 20
IN
OUT
RF UNIT
S701
3CH
4CH
IC750
TV/VIDEO
R758
L76HF/L86HF
L56
PLL CLOCK
PLL DATA
PLL ENABLE
AFT L76HF/L86HF
12
MAIN/SAP
TA MUTE
F MONO
SAP DET OUT
STREO DET OUT
AL1
L56
05
JS719
L76HF/L86HF
TUNER M
TUNER L
MOD AUDIO
TUNER R
2
MOD V
TU VIDEO
SEE PAGE
3-6
VIDEO(2)
SEE PAGE
3-10
AUDIO
JS716
JS752
JS754
Q754
R759
R760
MPX IN
MS1
MS0
MUTE
F MONO
SAP IND
ST IND
L OUT
R OUT
L+R OUT