Panasonic SA-AK52 Service Manual page 29

FM ANT
Z120
Q1 Q2
1
MIXER
RF AMP
Q4
Q3
5
OSC BUFFER
3 4 6 8
+B
(FM)
Q152
Q151
SWITCH SWITCH
Z151
5
1 4 10
MW LW
6 9
ANT OSC
8
2 3 11
COIL COIL
AM ANT
7
Q158
AM EXT ANT
SWITCH
Q159
SWITCH
Q154 Q153
SWITCH SWITCH
Z152
10
9 21
1
SW1 SW1
13
ANT OSC
2 8 20
14
11
15 19
3
7 12
MW 18
6 MW
ANT
OSC
4 5 16
17
Q156
Q155
SWITCH
SWITCH
16
17
18
11
15
+B
Q106
POWER
+B
SUPPLY
CONTROL
+B
(FM:ON)
CF201 CF202
Q101
7
FM
IF AMP
24 23
ALC
+B
AM
OSC
BUFFER
LEVEL
S-CURVE
DET
FM
IF
FM
DET
1 2
Q157
SWITCH
+B
Q107
M
MUTING
PHASE DETECTOR REFERENCE
CHARGE PUMP DIVIDER
UNLOCK
1
DETECTOR SWALLOW COUNTER
2
1/6,1/17,4 BITS
12 BITS PROGRAMMABLE
DIVIDER
UNIVERSAL
SHIFT REGISTER LATCH
COUNTER
POWER ON
RESET
19
10 7 12 6 9
IC102
LC72131MDTRM
PLL FREQUENCY SYNTHESIZER
29
IC101
LA1833NMNTLM
FM/AM IF AMP,
DET/AM OSC,
MIX/FM MPX
16
22 21 20 19 18 17
AM
AM
RF AMP
MIX
AGC
AM AM
IF DET
AM/FM
IF
COMP
BUFFER
TUNING
DRIVE
REG
REG
3 4 5 6 7 8 9
+B
X102
Z102
AM
IFT
ST/DO
SD
1
X103
20
14
13
DO 5 ST/DO
CE 2 CE
C2B
I/F
DI 3 DI
CL 4 CL
8
TO CD UNIT
SA-AK52
RCH
15 14 13
DECODER
PILOT
PHASE CANCEL
DET
STEREO
SWITCH
VCO
PILOT
FF FF FF
DET
10 11 12
E