Panasonic SA-HT440P Service Manual page 57

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
+B
IC2801
C9ZB00000461
VIDEO BUFFER
BIAS
Y/PY/G 11 CY IN
Rch
CLAMP
SEL
10
TUN L
CB/PB/B 13 CB IN
BIAS
FM/AM IF AMP,
DET/AM OSC MIX
/FM MPX
(LA1833NMNTLM) CR/PR/R 15 CR IN
14 13
BIAS
DECODER 7 SEL
PILOT
Y 8 Y IN
CANCEL CLAMP
6 CV IN
CLAMP
STEREO
SWITCH
5 MUTE 1
14 MUTE 2
C 4 C IN
BIAS
PILOT
1.16
FF FF
DET +B VCC 1
12
GND
12
+B
Q2006
ZFLAG
+B
Q9001
PHOTO
INTERRUPTOR
69 45 53
DVD CLK 44
DVD CK
DVD CMD 42
DVD CMD
DVD STAT 43
DVD STA
ST/DO 39
ST / DO
DI 37
TU SDA
SD 38
TU SD
CE 40
FM DET
CL 36
TU SCL
57
H
12 MHz
CY OUT 24 JK2001
6dB
LPF 75
Y(RED)
L 23
CY SAG
12 MHz
6dB CB OUT 21 JK2001
LPF 75
CB(GREEN)
20
CB SAG
12 MHz
6dB CR OUT 18 JK2001
LPF 75
CR(BLUE)
17
CR SAG
6 MHz
Y OUT 27
6dB
LPF 75
26
Y SAG
H
6dB
6 MHz
V OUT 30 JK2001
LPF 75
VIDEO OUT
+
L 29
V SAG
C OUT 32 C
6 MHz
6dB 75
LPF
19,22,25
GND2
IC5750
C0GAG0000007
MOTOR DRIVE(TRAY)
TRAY
+B
MOTOR
2 7
DRIVE CONTROL
4 9
Q9103
1
PHOTO
INTERRUPTOR VCC GND
6 8 Q5750
+B
Q9102
PHOTO Q2001
INTERRUPTOR
IC2003
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 70
IC2001
MN101C49GHG
SYSTEM CONTROL
SA-HT440P/PC BLOCK DIAGRAM
SA-HT440P / SA-HT440PC
Y
JK2001
S-VIDEO OUT
MOTOR
DRIVE
MOTOR
DRIVE
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