Panasonic SA-HT730P Service Manual page 41

TUNER PACK
FM ANT
1 7 FM
MIXER
IF AMP
RF AMP
5
OSC BUFFER
6 8
+B (FM)
24
AM IFT
PLL FREQUENCY
SYNTHESIZER
(LC7213MDTRM)
16 PHASE DETECTOR REFERENCE
CHARGE PUMP DIVIDER
UNLOCK
DETECTOR
18
SWALLOW COUNTER
1/2
1/6,1/17,4 BITS
17
12 BITS
PROGRAMMABLE
DIVIDER
11
UNIVERSAL
COUNTER
SHIFT REGISTER LATCH
15 POWER ON
+B
RESET
19 10 7 12 6 9 8
+B
POWER
SUPPLY
(FM:ON)
(FM) +B
AM ANT
AM AM
ANT OSC
COIL COIL
23 22 21 20 19 18 17 16 15
ALC
AM AM
AM
MIX RM AMP
OSC
BUFFER
PHASE
DET
AGC
LEVEL
S-CURVE
DET
AM IF AM DET
FM IF
AM/FM
IF
BUFFER
FM
COMP
DET
VCO
TUNING
DRIVE
FF
REG
REG
1 2 3 4 5 6 7 8 9 10 11
+B
X103
1
20
14
13
DO 5 ST/DO
CE 2 CE
C2B
DI 3 DI
I/F
CL 4 CL
IC2006
+B C9ZB00000466
VIDEO BUFFER
CLAMP
Y/PY/G 6 CY IN
4dB
BIAS
Rch
CB/PB/B 8 CB IN
4dB
TUN L
BIAS
CR/PR/R 9 CR IN
FM/AM IF AMP,
4dB
DET/AM OSC MIX
/FM MPX
(LA1833NMNTLM)
14 13
CLAMP
Y 4 Y IN
DECODER 4dB
PILOT
CANCEL
BIAS
STEREO
SWITCH
C 2 C IN
4dB
1
+B VCC
7
GND1
PILOT
FF FF
DET
12
+B
Q2028
ZFLAG
MUTING
+B
Q9001
PHOTO
INTERRUPTOR
27 38
DVD CLK 37
DVD CLK
DVD CMD 18
DVD CMD
DVD STAT 19
DVD STAT
ST/DO 62
TUN DO
DI 64
TUN DI
SD 61
TUN SD
CE 65
TUN FMDET
CL 63
TUN CLK
41
JK2001
13.5MHz CY OUT 13
2dB
75
LPF Y(RED)
CB OUT 12 JK2001
6.5MHz
2dB 75
CB(GREEN)
LPF
6.5MHz CR OUT 11 JK2001
2dB 75
CR(BLUE)
LPF
6.5MHz Y OUT 14
2dB 75
LPF
V OUT 15 JK2001
-6dB + 2dB 75
VIDEO OUT
Y
6.5MHz C OUT 16 C
2dB 75
LPF
Q2004
10
GND2 SWITCHING
IC2007
C0GAG0000007
MOTOR DRIVE(TRAY)
TRAY
+B
MOTOR
2 7
DRIVE CONTROL
4 9
Q9103
1
PHOTO
INTERRUPTOR VCC GND
6 8 Q2002
+B
Q9102
PHOTO
Q2001
INTERRUPTOR
IC2008
C0GAG0000007
MOTOR DRIVE(LOADING)
LOADING
1
MOTOR
Q9101
2 7
PHOTO
INTERRUPTOR DRIVE CONTROL
4 9
VCC GND
6 8
S9001
+B
7 30 29 28
IC2018
MN101C49GHB
SYSTEM CONTROL
SA-HT730P/PC/PX BLOCK DIAGRAM
SA-HT730P / SA-HT730PC / SA-HT730PX
JK2001
S-VIDEO OUT
MOTOR
DRIVE
MOTOR
DRIVE
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