17.2. (B) Main (Tuner) Circuit
MAIN (TUNER) CIRCUIT
SCHEMATIC DIAGRAM - 3
C2647
1000P
JK2601
IC2602
LC72131MDTRM
PLL FREQUENCY SYNTHESIZER
IC2601
LA1833NMNTLM
FM/AM IF AMP
DET/AM OSC MIX/
FM MPX
CF2601
J0B1075A0061
X2603
H0H720400005
D2601
B0BC5R000009
Q2606
Q2606
B1GCCFJJ0015
TUNER 15V
SUPPLY SWITCH
R2634 470
R2635 1K
Q2601
Q2601
B1AABC000003
FM IF AMP
+7.5V
SD
DO/ST
15V
TGND
PLLCLK
DO/ST
PLLDA
LCH
CE
RCH
DO/ST
CE
PLLDA
PLLCLK
DO/ST
SD
C2603
0.01
C2604
1000P
R2604
1K
R2606
470K
R2607
330
R2601
0
R2605
470
C2601
0.01
C2602
16V10
R2603
270
TUNER PACK CIRCUIT
C2607
0.047
R2610
1K
R2612
100K
C2608
8P
C2636
1000P
R2614
5.6K
R2652
0
C2610
0.01
TO
MAIN
CIRCUIT
(2B) ON
SCHEMATIC
DIAGRAM-8
R2638
3.3K
R2630
10K
C2634
27P
C2633
27P
C2612
0.01
R2615
560
R2616
1K
C2611
50V4.7
R2613
10K
C2625
16V22
C2632
1000P
C2630
6.3V100
R2651
82
C2613 1000P
R2619
3.3K
R2611
390
R2628
82
R2617
47K
R2618
3.3K
C2627
16V22
Z2602
G2BAD0000003
C2626
1
C2606
0.01
C2614
50V3.3
C2609
1000P
C2615 50V4.7
C2616 0.033
R2620
47K
R2643
22K
C2638
0.01
R2623
68K
C2620
16V10
R2621
22K
R2602 4.7K
C2639 50V4.7
C2619
680P
C2618 0.01
C2617
0.01
C2642
50V1
R2642
6.8K
C2641
50V1
R2641
6.8K
R2626
1K
R2625
470
R2629 27K
R2627
470
C2624
100P
R2632
10K
C2648
0.01
R2624
33
X2602
H3F1065A0002
C2622 50V1
R2622 2.7K
C2621
50V0.47
R2631
120
R2644
120
R2633
1K
C2629
6.3V100
C2649
0.1
C2623
50V1
R2645
100K
C2643
6800P
C2644
6800P
R2646
100K
TO
MAIN
CIRCUIT
(2A) ON
SCHEMATIC
DIAGRAM-8
1A
1B
1
2
3
4
CF2602
J0B1075A0061
R2636 1K
R2637 1K
L2601
GNS-A0882DC
L2602
G2BPC0000016
D2602
B0CDBB000015
: +B SIGNAL LINE
STRQ
SDC
LW
AIN
PD
AOUT
VDD
FMIN
AMIN
IFIN
MONO
FM
AM
CE
DI
CL
DO
VSS
XOUT
XIN
IC2601
PILOT
OUT
MPX IN
PILOT
IN
DET
OUT
ST
AM OUT
RCH
LCH
MONO
FM/AM
OSC
AFC
AM RF IN
AGC
AM MIX OUT
REG
AM IF IN
GND
SD
FM DET
VCC
STRQ
OSC OUT
FM IF IN
1
2
3
4
21
22
23
24
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
AM LOOP ANT
AM EXT
ANT
75 OHM
FM EXT
ANT
GND
C2637
C2631
150P
3300P
1
2
19
20
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
1
2
3
5
6
4
1
3
2
1
3
2
1
2
3
4
5
7
6
8
5.6P
2SK544
100K
1000P
220
100K
180P
2.2P
1.2U
680K
3.3P
18P
2SC2786M
390
0.47U
1000P
390
680K
5.6P
2SC2787FL1TA
2SC1675l1l2
2.2P
390
560K
4.7P
2.2P
2.7K
100K
: FM/AM SIGNAL LINE
: FM SIGNAL LINE
: FM OSC SIGNAL LINE
: AM SIGNAL LINE
: AM OSC SIGNAL LINE
61
SA-AK33 1GCP
Содержание SA-AK331GCP
Страница 8: ...8 Accessories Remote Control FM Antenna AC Cord AM Loop Antenna AC Plug Adaptor 8 SA AK331GCP ...
Страница 9: ...9 Operation Procedures 9 SA AK331GCP ...
Страница 10: ...10 SA AK331GCP ...
Страница 56: ...16 Voltage Measurement 56 SA AK331GCP ...
Страница 57: ...57 SA AK331GCP ...
Страница 87: ...22 Troubleshooting Guide 87 SA AK331GCP ...
Страница 89: ...23 1 Deck Mechanism RAA3412 S 23 1 1 Deck Mechanism Parts Location 89 SA AK331GCP ...
Страница 90: ...90 SA AK331GCP ...
Страница 92: ...23 2 CD Loading Mechanism RD DAC026 S 23 2 1 CD Loading Mechanism Parts Location 92 SA AK331GCP ...
Страница 93: ...93 SA AK331GCP ...
Страница 95: ...23 3 Cabinet 23 3 1 Cabinet Parts Location 95 SA AK331GCP ...
Страница 96: ...96 SA AK331GCP ...