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SA-AK330GC / SA-AK330GN
16.2. (B) Main (Tuner) Circuit
SCHEMATIC DIAGRAM - 3
MAIN (TUNER) CIRCUIT
TUNER PACK CIRCUIT
FM EXT
ANT
1
1
75 OHM
2
2
GND
3
3
AM LOOP ANT
4
AM EXT
4
ANT
JK2601
5
L2601
GNS-A0882DC
R2610
C2607
1K
D2601
B0BC5R000009
R2614
5.6K
C2633
27P
C2610
0.01
R2652
0
C2634
27P
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: +B SIGNAL LINE
: FM/AM SIGNAL LINE
2.2P
5.6P
2SK544
2SC2786M
1.2U
1000P
100K
100K
180P
390
220
100K
560K
2SC1675l1l2
4.7P
2.2P
2.2P
2SC2787FL1TA
D2602
C2636
B0CDBB000015
1000P
L2602
R2619
G2BPC0000016
3.3K
R2612
C2608
100K
8P
0.047
R2611
390
C2625
16V22
C2630
C2632
C2611
6.3V100
1000P
50V4.7
C2612
R2616
0.01
1K
19
20
18
17
16
15
14
13
IC2602
LC72131MDTRM
PLL FREQUENCY SYNTHESIZER
1
2
3
4
5
6
7
8
R2638
3.3K
R2630
10K
: FM SIGNAL LINE
: FM OSC SIGNAL LINE
R2604
1K
C2603
R2607
0.01
CF2601
330
J0B1075A0061
0.47U
7
1
3
R2606
R2601
C2604
470K
0
1000P
390
2
R2605
Q2601
470
1000P
B1AABC000003
6
390
R2603
C2601
C2602
270
0.01
16V10
5.6P
680K
8
C2619
680P
R2620
47K
C2609
C2614
1000P
50V3.3
IC2601
LA1833NMNTLM
FM/AM IF AMP
DET/AM OSC MIX/
FM MPX
24
23
22
21
20
19
18
R2618
3.3K
IC2601
1
2
3
4
5
6
C2647
1000P
C2606
C2627
C2626
0.01
16V22
1
C2648
0.01
3
R2626
1K
2
4
1
5
6
Z2602
G2BAD0000003
R2628
C2629
82
6.3V100
R2617
47K
R2629
27K
C2624
100P
11
12
R2632
10K
R2633
1K
9
10
60
: AM SIGNAL LINE
: AM OSC SIGNAL LINE
Q2606
CF2602
J0B1075A0061
1
3
2
Q2601
FM IF AMP
Q2606
R2621
B1GCCFJJ0015
C2620
22K
TUNER 15V
16V10
SUPPLY SWITCH
C2638
0.01
R2643
22K
R2646
C2617
100K
0.01
C2644
6800P
R2642
6.8K
C2642
R2641
50V1
6.8K
C2641
50V1
R2645
100K
C2643
6800P
17
16
15
14
13
7
8
9
10
11
12
C2621
50V0.47
C2623
50V1
R2644
120
R2631
120
C2649
0.1
TGND
15V
DO/ST
SD
+7.5V
1A
RCH
CE
TO
MAIN
LCH
CIRCUIT
PLLDA
(2B) ON
DO/ST
SCHEMATIC
PLLCLK
DIAGRAM-8
1B
TO
MAIN
CIRCUIT
(2A) ON
SCHEMATIC
DIAGRAM-8
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