Panasonic SA-AK640E Service Manual page 147

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R2121
R2221
3.3K
3.3K
TUNER RCH
TO
PLLCE
MAIN
TUNER LCH
CIRCUIT
(1B) ON
PLL_DA
SCHEMATIC
TUNER DQ/ST
DIAGRAM-2
PLL CLK
2B
TUNER SD
TO
+15V
MAIN
TUNER DQ/ST
CIRCUIT
TUNER GND
(1A) ON
VCC +7.5V
SCHEMATIC
DET OUT
DIAGRAM-2
2A
C2131
R2131
0
3.3K
R2132
33K
L
R2232
1
33K
R2231
A_GND
3.3K
2
R
C2231
0
3
CD_3.3V
4
CD_GND
5
LD_S
6
NC
TO
7
CD SERVO
+7.5V
CIRCUIT
8
PGND
W2563
0
(CN7002) ON
9
SCHEMATIC
MCLK
10
DIAGRAM-1
MDATA
11
W2569
MLD
12
BLKCK
0
13
STAT
14
/RST
15
W2570
/REST_S
16
LOADING
0
17
CN2801
Q2958,Q2960
B1ACKD000006
PLUNGER ON/OFF SWITCH
Q2957,Q2959
B1GBCFLL0037
PLUNGER ON/OFF SWITCH
PL2
10
PL1
TO
9
DECK
DVREF
8
MECHANISM
PL_GND
CIRCUIT
7
DECK-2
(CN971) ON
6
SCHEMATIC
PHOTO_PB
5
DIAGRAM-7
PHOTO_RP
4
HALF_PB
3
VREF_GND
2
MODE_PB
W2517
1
CN2951
SA-AK640E/EB/EG MAIN CIRCUIT
3/4
R2674
47K
R2675
4.7K
PLLCE_UP
PLL_DA
R2676
10K
STIDO
PLL_CLK
SD
+15V
DET_OUT
R2677
120
C2671
C2673
100P
100P
C2678 0.01
T_GND
Q2901
CD8V
R2902
33
Q2901
B1ACKD000006
Q2902
B1AACF000064
CONTROL SWITCH
VOLTAGE STABLISER CD3.3V
R2907
R2908
W2542
1K
330
0
SW5V
A_GND
R2909
2.2K
C2904
16V100
Q2902
D2901
R2910
330
B0ADCC000002
CD7.5V
PGND
W2561
0
R2912
4.7K
MCLK
R2914
4.7K
MDATA
R2916
4.7K
MLD
SW5V
R2918
10K
R2923
0
W2566
R2920
R2921
0
R2927
4.7K
4.7K
4.7K
BLKCK
Q2906
R2924
W2565
10K
STATUS
0
R2922
10K
Q2907
R2925
R2919
4.7K
4.7K
W2568
W2567
0
0
UP_GND
RESTSW
MOT_12V
R2957
1K
Q2957
Q2958
PLG2
R2958
22K
C2957
100P
C2959
100P
PLG1
R2960
R2959
Q2960
22K
1K
Q2959
DVREF+
W2554
0
P_GND
SW5V
DECK2
R2954
R2953
PHOTO_1
10K
10K
PHOTO_2
0
W2525
W2534
0
0
R2251
0
R2151
0
R2863
47K
SW5V
80
79
78
77
76
75
74
73
R2864
100
SPEED
81
SPEED
CLOSE_SW
CLOSE_SW
82
OPEN_SW
OPEN_SW
83
CHG_CW
R2852
100
84
CHG_CW
CHG_CCW
R2853
100
85
CHG_CCW
ST_SW
86
ST_SW
PLAY_SW
PLAY_SW
87
CHG_PLR[88]
88
CHG_PLR
BOTTOM_SW
89
BOTTOM_SW
UP_SENSOR
90
UP_SENSOR
DECK2
91
DECK2
KEY3
R2858
100
KEY3
92
KEY2
R2859
100
93
KEY2
KEY1
R2860
100
94
KEY1
PHOTO_2
R2862
100
95
PHOTO_2
AVSS
96
PHOTO_1
R2861
100
PHOTO_1
97
VREF+
98
VREF
VCC
99
AVCC
100
DEMO
R2867
100K
W2540
1
2
3
4
5
6
7
8
Q2906
0
B1ABCF000176
INTERFACE SWITCH
Q2907
B1ABCF000176
W2558
R2801
0
10K
CD STATUS INTERFACE
UP_GND
SYS6V
D2950
B0ACCK000005
R2950
Q2950
R2951
R2966
470K
470K
4.7K
UP_GND
Q2951
R2965
W2550
R2952
4.7K
0
1K
VREF+
PCONT
Q2950
B1ACKD000006
Q2952
DECK SUPPLY
CONTROL SWITCH
Q2951
B1ACKD000006
SUPPLY CONTROL SWITCH
Q2952
B1GBCFLL0037
DECK SUPPLY (PCONT)
CONTROL SWITCH
Q2936
B1ACKD000006
CD SUPPLY
CONTROL SWITCH
Q2937
B1GBCFJJ0051
CHANGER PLUNGER
ON/OFF SWITCH
1 2
3
4
5
6 7 8 9
10
11 12 13 14 15
CN2805
TO CRSI (CN1)
W2526
0
R2873
22K
66
58
56
54
72
71
70
69
68
67
65
64 63
62
61
60
59
57
55
53
52
51
STAND_BY
50
NC
49
NC
48
DCDET
47
PCONT/EFP/CS
46
NC
45
NC
44
EE_DAT
43
EE_CLK
42
IC2801
EE_CS/EFP/EPH
41
C2CBYY000066
MUTE_A
40
MICROPROCESSOR
MUTE_DA
39
REG1
38
REG2
37
REG3
36
REG4
35
REG5
34
REG6
33
REG7
32
REG8
31
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
C2821
R2882
100P
10M
Q2936
W2559
0
R2937
W2555
10K
0
R2936
W2556
0
1K
Q2937
W2560
0
30
29 28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
CN2806
TO
PANEL CIRCUIT (CN6601) ON
SCHEMATIC DIAGRAM-4
1
IC2871
E-EPROM IC
1
NC
NC
8
(NOT SUPPLIED)
FAN
2
VCC
GND
7
IC2871
3
EE_CS
6
MOT_12V
4
EE_CLK
EE.DAT
5
R2945
C2945
C2944
10K
16V47
100P
D2946
B0ADCJ000020
3
2
1
W2576
0
STANDBY
W2536
W2571
0
IDCDET
0
PCONT
C2947
6.3V100
W2537
W2572
R2946
0
0
56K
MUTE_A
R2947
MUTE_D_AMP
27
R2822
10K
R2826
10K
W2547
0
R2851
47K
W2548
0
W2549
0
C2854
C2853
10V220
0.1
R2810
22K
Q2803
B1GBCFJJ0051
RESET (MICRO-P) SWITCH
R2883
C2883
R2886
R2881
C2803
330K
18P
1M
220
1
IN
OUT
D2803
X2802
B0ACCK000005
X2801
C2882
GND
H2B100500004
18P
H0A327200115
W2552
0
13
12
11
10
9
8
7
6
5
4
3
2
1
C29
0.1
R29
820
Q29
B1ACKD
FAN MOTOR ON
R2942
5.6K
R2943
10K
R2949
47K
R2948
100
W2573
0
C2802
50V3.3

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