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SCHEMATIC DIAGRAM - 2
: +B SIGNAL LINE
: FM/AM SIGNAL LINE
MAIN (TUNER) CIRCUIT
Z2620
ENV17290G1Y
FM EXT
2SC2620
2SK238
22P
15P
4P
ANT
1
1
1P
8P
22
75 OHM
2
3
2
GND
4
3
0.022
AM LOOP
ANT
100
4
AM EXT
5
ANT
JK2601
2SK360
8P
8P
33P
D2602
C2636
B0CDBB000015
1000P
L2601
L2602
R2619
G2A411C00001
G2BPC0000016
3.3K
R2612
C2608
R2610
C2607
100K
8P
1K
0.047
R2611
390
C2625
16V22
D2601
C2630
C2632
C2611
B0BC5R000009
6.3V100
1000P
50V4.7
R2614
5.6K
C2633
C2612
R2616
12P
0.01
1K
20
19
18
17
16
15
14
C2610
IC2602
0.01
C1CB00001937
R2652
PLL FREQUENCY SYNTHESIZER
0
1
2
3
4
5
6
7
C2634
12P
R2638
3.3K
R2630
10K
: FM SIGNAL LINE
: AM SIGNAL LINE
: FM OSC SIGNAL LINE
: AM OSC SIGNAL LINE
R2604
1K
C2603
R2607
0.01
CF2601
330
CF2602
R2601
J0B1075AA006
J0B1075AA006
0
IFT
1
3
7
1
3
C2604
R2606
470K
1000P
2
2
R2605
470
Q2601
100uF
16V
6
R2621
R2603
C2601
C2602
0.01
16V100
100
C2620
22K
16V10
C2638
0.01
Q2610
15P
R2643
8
22K
2P
R2639
22K
C2910
R2640
680P
22K
R2620
47K
C2609
C2614
1000P
50V3.3
IC2601
C1BB00000962
C2642
50V1
FM/AM IF AMP
DET/AM OSC MIX/
FM MPX
C2641
50V1
24
23
22
21
20
19
18
17
16
15
14
13
R2618
3.3K
IC2601
1
2
3
4
5
6
7
8
9
10
1
1
12
C2647
1000P
C2606
C2627
C2626
1000P
16V22
1
C2648
0.01
3
R2626
1K
2
4
1
5
6
Z2602
G2BAD0000003
R2628
C2649
C2629
82
0.1
6.3V100
R2617
68K
R2629
27K
C2624
100P
13
12
11
R2632
10K
R2633
1K
8
9
10
SA-AK640E/EB/EG MAIN (TUNER) CIRCUIT
Q2606
Q2606
B1GCCFJJ0016
TUNER 15V
SUPPLY SWITCH
Q2601
B1AABC000003
FM IF AMP
Q2610
2SC3311ARA
SWITCH
R2646
100K
C2644
R2642
4700P
6.8K
R2641
6.8K
R2645
100K
C2643
4700P
C2621
50V0.47
C2623
50V1
R2644
120
R2631
120
TGND
15V
TO
MAIN
DET_OUT
CIRCUIT
DO/ST
(2A) ON
SD
SCHEMATIC
+7.5V
DIAGRAM-3
1A
RCH
CE
TO
MAIN
LCH
CIRCUIT
PLLDA
(2B) ON
DO/ST
SCHEMATIC
PLLCLK
DIAGRAM-3
1B
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