Panasonic SA-AK640E - SCHEMATIC DIAGRAM - 3; B MAIN CIRCUIT

N







8765
1234
R2334
0
C2503
1
R2867
100K















IC2809
VREF
MPX
VDD
VSS
FLOUT
CIN
TEST
XOUT
RDS-ID
RDCL
RDDA
RST
MODE
VDDD
VSSD
XIN
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
R2961
1K
R2964
1K
R2699
0
UP_GND
R2962
1K
C2962
100P
R2963
100K
L2962
G0C101JA0052
L2961
G0C101JA0052
C2961
100P
C2966
0.1
C2965
1000P
C2964
16V100
C2971
10
C2970
330P
C2968
560
C2963
47P
C2967
47P
C2969
16V10
IC2809
C0ABA000009
RDS IC
DET_OUT
RDS_CLK
RDS_DA
SW5V
R2323
39K
R2428
15K
C2112 1
C2212 1
C2122 1
C2222 1
C2252 1
C2152 1
C2232 1
C2132 1
R2149
3.3K
R2249
3.3K
A_GND SW_LV1 SW_LV2
IC2810
R2565
220K
C2731
50V100
R2722
1K
R2327
12K
R2427
12K
C2324
1
C2424
1
C2556
0.018
C2721
16V100
COABBB000244
R2563
120K
R2721
1K
C2555
100P
C2558
50V0.047
Q2551
Q2552
D2251,D2552
B0BC4R600016
D2551
D2552
Q2554
Q2553
R2557
1K
R2556
1K
R2555
1K
R2562
120K
C2554
1
R2561
22K
C2552
100P
R2560
3.3K
C2551
16V10
C2553
0.01
R2559
18K
R2558
3.3K
R2731
100
Q2551,Q2552
B1GDCFJJ0047
SWITCH SUPPLY SWITCH
C2560
1
R2566
2.2K
C2561
1
R2588 180K
C2589 0.47
R2567
18K
R2568 100K
Q2555
B1ABCF000005
SUBW MUTING SWITCH
Q2553,Q2554
B1ABCF000176
SUBWOOFER LEVEL
CONTROL SWITCH
SUBW
W2560
0
R2212

3.3K
R2112

3.3K
1
2
3
4
5
6
7
8
15 16 17 18 19 20 21 22 23
35
36
37
38
39
40
41
42
484950515253545556
9
34
24
47
10
33
25
46
11
32
12
31
26
45
27
44
13
30
14
29
28
43
IC2804
C0AABB000125
OP AMP
C2976
16V10
D2191
D2583
B0BC9R000008
PB_L
PB_R
GND
REC_IN_L
REC_IN_R
+B
1
2
3
4
5
6
14
12
10
8
7
9
11
13
C2583
16V100
C2509
16V33
R2509
560
REC_H
MO+B
MO_GND
NC
DECK1_H
NC
MOTOR
NC
R2311
470
R2312
10K
R2412
10K
R2355
270K
C2442
1
C2342
1
C2312
1
Q2411
Q2311
R2455
270K
C2311
1
R2193
4.7K
R2283
100K
C2283
0.047
R2194
100K
C2194
0.1
C2275
3300P
C2588
0.1
C2585
220P
R2585
330K
R2510
220
C2584
220P
R2512
100K
R2511
2.2K
C2511
50V2.2
R2414
0
R2246
1K
D2241
B0ACCK000005
C2411
1
C2313
47P
C2413
47P
C2414
10P
C2314
10P
C2315
16V22
C2415
16V22
C2706
50V1
R2415
56K
R2706
3.3K
C2412
1
R2586
1.2K
R2584
330K
R2587 1.2K
R2102
3.3K
R2202
3.3K
0.01
C2673
100P
C2671
100P
MUTE_A ASP_DA +15V ASP_CLK SW15V
+15V
SW5V
MOT_12V
P_GND
-9V A_GND HP_R HP_L +15V
REC[59]
MTR[58]
DECK_H
PLLCE_UP
STIDO
PLL_CLK
PLL_DA
R2675
4.7K
SD
DET_OUT
T_GND
CD8V
R2677
120
R2902 33
Q2901
Q2902
R2901 10K
C2903 0.01
C2904 16V100
Q2417
Q2317
R2248
6.8K







1234
8765
R2316
2.2K
C2433
1
C2711
16V100
C2325
50V1
R2329
8.2K
R2326
0
R2317
10K
R2356
180K
R2456
180K
R2417
10K
C2343
0.47
C2443
0.47
R2416
2.2K
C2321
0.22
R2318
100K
R2418
100K














1
2
3
4
5
6
7
8
9
10
11
12
HIGH_L-IN
+15V
MUTE-D-AMP
T-GND
F_HOP
CN2809
A_GND
LOW_R-IN
FAN
LOW_L-IN
ASP_GND
HIGH_R-IN
Q2341
Q2441
R2345
1.5K
R2445
1.5K
R2357
100K
R2457
100K
C2344
0.47
C2444
0.47
R2447
1
R2446
3.3K
R2346
3.3K
R2347
1
R2451
0
C2943
50V2.2













12
11
10
9
8
7
6
5
4
3
2
1
STANDBY
MOT_12V
+15V
-VCC
SW5V
CN2808
CN2810
UP_GND
FL_GND
C2753 0.1
P_GND
CD8V
DCDET
STANDBY
MOT_12V
+15V
-9V
SW5V
UP_GND
P_GND
CD8V
PCONT PCONT
IDCDET


1
2
R2453
0
R2452
27
R2454
27
R2441
27
R2443
27
R2442
0
R2444
0
R2351
0
C2341
1000P
C2441
1000P
R2353
0
R2352
27
R2354
27
R2341
27
R2343
27
R2342
0
R2344
0
Q2511
FAN
+15V
MUTE-D-AMP
T_GND
F_HOP
Q2980
+15V
GND
IN OUT
1
2
3
1
2
3








43
44
45
46
47
48
49
50
42
41
40
39
38
37
36
35
34
33
32
31
302928
27
26
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
81
82
83
84
25
24
232221
2019
18
17
16
15
1413
12
11
10
9
8
7
6
5
4
3
2
1
76
7778
79
80
64
63
65
66
67
68
697071
72
73
7475
51
52
53
54
55
56
57
58
59
60
61
62
NC
STANDBY
FAN
MOT_12V
R2945
10K
D2946
B0ADCJ000020
C2945
16V47
C2944
100P
R2944
Q2943
4.7K
R2942
5.6K
R2941
10K
C2941
16V33
C2947
6.3V100
R2947
27
R2946
56K
R2943
10K
Q2948
Q2949
R2949
47K
C2948
10V220
R2939
47K
R2948
100
NC
NC
DCDET
PCONT/EFP/CS
NC
NC
EE_DAT
EE_CLK
MUTE_A
MUTE_DA
MUTE_A
IDCDET
PCONT
MUTE_D_AMP
REG1
REG2
REG3
REG4
REG5
REG6
REG7
REG8
EE_CS/EFP/EPH
LM_1
DVREF+
UP-GND
PA_LVL PLLCE
PLLCE_UP
RDS_DA RDS_CLK MODE_A
F_HOP BLKCK STIDO SD ASP_DA ASP_CLK PLL_DA PLL_CLK
VREF+ SYS6V
P_GND
VREF+
CD7.5V
SW5V
R2894
47K
+15V
IDCDET
D2813
B0ACCK000005
D2811
B0ADCJ000020
IDCDET
F_HOP BYTE CNVSS XC_IN XC_OUT /RESET X_OUT VSS XIN VCC
VCC
/NMI RMT
RMT
BLKCK SYNC
SYNC
ST/DO SD NC SW_LV-1 SW_LV-2 ASP_DA ASP_CLK 10DB_ATT PLL_DAT PLL_CLK
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
FL_CS
FL_RESET
V_JOG_B V_JOG_A VOL_LED
SW_LED
FL_CS
FL_RESET
V_JOG_B V_JOG_A VOL_LED
SW_LED
VSS
GND
NC
VCC
VCC
NC
DECK1_H
REC
MTR
PLG2 PLG1
DECK1_H
REC(59)
MTR(58)
PLG2 PLG1
NC NC
MODE_1
HALF_1
MODE_1
HALF_1
STAND_BY
HOME_SW
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
FL_CLK
FL_DOUT
HOME_SW
SPEED
CLOSE_SW
OPEN_SW
CLOSE_SW
OPEN_SW
CHG_PLR[88]
CHG_CW
CHG_CW
CHG_CCW
CHG_CCW
ST_SW
PLAY_SW
ST_SW
PLAY_SW
CHG_PLR
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
PHOTO_1
PHOTO_1
AVSS
VREF
AVCC
VREF+
VCC
UP_GND
SYS6V
UP_GND
VREF+
PCONT
D2950 B0ACCK000005
DEMO
IC2801
C2CBYY000066
MICROPROCESSOR
R2864
100
R2801
10K
R2852 100
R2853 100
R2848 100 R2847 100
R2849 1K R2843 1K
R2846 4.7K
R2845 10K R2844 10K R2842 10K R2841 10K
R2820 100K R2819 100K R2818 100K R2817 100K R2830 100K R2831 100K R2832 100K R2833 100K
R2810 22K
R2858 100
R2859 100
R2860 100
R2862 100
R2951
470K
R2966
4.7K
Q2951
Q2952
Q2950
Q2957
Q2958
Q2960
Q2959
R2802 100
C2821
100P
R2882
10M
R2883
330K
C2883
18P
R2886
1M
R2881
220
C2803
1
C2853
0.1
R2851
47K
C2940
0.1
R2940
820K
D2803
B0ACCK000005
D2801
B0ACCK000005
C2802
50V3.3
C2882
18P
X2801
H0A327200115
X2802
H2B100500004
R2803 10K
R2861 100
R2955 270K
R2866 47K R2865 47K R2854 47K R2857 47K R2856 47K R2855 47K
R2863
47K
R2950
470K
R2965
4.7K
R2952
1K
SW5V
SPEED
VREF+
R2873
22K
R2871 22K
R2874 4.7K
C2871 330P C2874 330P
C2872 0.022
1
2
3
4
8
7
6
5
NC
VCC
EE_CS
EE_CLK
NC
IC2871
GND
EE.DAT
IC2871
E-EPROM IC
(NOT SUPPLIED)
R2173 4.7K
R2172 8.2K
R2273
4.7K
R2271
6.8K
R2936
1K
B0EAKM000117
D2936
R2937
10K
CN2806
Q2937
Q2936

























+15V
HP_L
HP_GND
HP_R
DGND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT10V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RST
FL_CS
FL_DOUT
FL_CLK
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
+15V
MOT_12V
CHG_PLR(88)
HP_L
HP_GND
HP_R
UP_GND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT_12V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RESET
FL_CS
FL_DOUT
FL_CLK
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
123456789
1011121416171819202122232425262729 2830 1315
CN2805












CCW
CW
P_GND
VC_8V
HOME_SW
ST-SW
OPEN_SW
CAM_SENSOR
SW5V
D_GND
PLAY_SW
PLUNGER
UD_SENSOR
BOTTOM_SW
SPEED
CHG_CCW
CHG_CW
P_GND
CD8V
HOME_SW
ST-SW
OPEN_SW
CLOSE_SW
SW5V
D_GND
PLAY_SW
UD_SENSOR
BOTTOM_SW
SPEED
1
2
43
678
9
11 12 13 14 1510
5
C2678 0.01
R2920
4.7K
R2921
4.7K
R2922
10K
CD7.5V
PGND
MCLK
15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
17
16
10
4
6
8
9
7
5
3
2
1
L
A_GND
R
CD_3.3V
CD_GND
LD_S
NC
+7.5V
PGND
MCLK
MDATA
MLD
BLKCK
STAT
/RST
/REST_S
LOADING
CN2801
CN2803
MDATA
MLD
SW5V
BLKCK
SW5V
A_GND
R2908
330
R2907
1K
D2901
B0ADCC000002
R2909 2.2K
R2910 330
C2231 0
C2906 
1000P
STATUS
UP_GND
RESTSW
MOT_12V
PLG2
C2957
100P
R2957
1K
R2959
1K
R2953
10K
R2954
10K
R2958
22K
R2960
22K
C2959
100P
R2928
10K
PLG1
DECK2
PHOTO_1
PHOTO_2
HALF_1
MODE_1
UP_GND
PA_IN_R
PA_IN_L
DVREF+
P_GND
SW5V
R2151 0
R2251 0
R2956 270K
PL2
PL1
DVREF
DECK-2
PL_GND
VREF_GND
PHOTO_PB
MODE_PB
CN2951
HALF_PB
PHOTO_RP
MAIN CIRCUIT
SA-AK640E/EB/EG MAIN CIRCUIT
SCHEMATIC DIAGRAM - 3
: +B SIGNAL
: -B SIGNAL
TO
DECK
CIRCUIT
(CN1001) ON
SCHEMATIC
DIAGRAM-7
TO
CD SERVO
CIRCUIT
(CN7002) ON
SCHEMATIC
DIAGRAM-1
TO
DECK
MECHANISM
CIRCUIT
(CN971) ON
SCHEMATIC
DIAGRAM-7
TO
POWER
CIRCUIT
(CN5103) ON
SCHEMATIC
DIAGRAM-6
TO FAN
TO
PANEL CIRCUIT (CN6601) ON
SCHEMATIC DIAGRAM-4
TO CRSI (CN1)
TO
POWER
CIRCUIT
(CN5102) ON
SCHEMATIC
DIAGRAM-6
R2211
2.2K
R2111
2.2K
C2674
R2676 10K
R2912 4.7K
R2914 4.7K
R2916 4.7K
R2918 10K
R2929 10K
R2930 10K
R2931 10K
R2923 0
R2927 4.7K
R2104 27K
R2204 27K
R2674
47K
R2673 47K R2672 10K R2671 10K
C2131
0
R2131
3.3K
R2132
33K
R2232
33K
R2231
3.3K
C2191 50V4.7
C2282 1 C2281 1
B0ACCK000005
R2222
3.3K
R2122
3.3K
C2121
3300P
C2221
3300P
R2121
3.3K
R2221
3.3K
TUNER LCH
TUNER RCH
PLL CLK
2B
2A
TUNER SD
TUNER GND
TUNER DQ/ST
TUNER DQ/ST
+15V
VCC +7.5V
DET OUT
PLL_DA
PLLCE
IN-L1
IN-R1
IN-R2
IN-R3
IN-R4
IN-R5
IN-R6
GND
REF-IN
REF-OUT REC_L PRE-VIN-R HB-MIX-IN HB-MIX-OUT HB-FLT-OUT HB-ATT-IN HB-ATT-OUT HB-LPF-IN HB-LPF-OUT NC
NC
TRE-R
MID-R1
MID-R2
BASS-R2
T-OUT-R
R-OUT
VCC
CLK
DATA
NC
L-OUT
POST-VM-L
T-OUT-L
BASS-L2 BASS-L1
MID-L2 MID-L1
TRE-L
SUR2 SUR1
REC-L
SV_OUT-L
OP-OUT
OP-IN
PRE-VIN-L
POST-VM-R
BASS-R1
HARMIN HARMOUT GV-OUT-R
IN-L2
IN-L3
IN-L4
IN-L5
IN-L6
TO
MAIN
CIRCUIT
(1A) ON
SCHEMATIC
DIAGRAM-2
TO
MAIN
CIRCUIT
(1B) ON
SCHEMATIC
DIAGRAM-2
R2431
0
C2214
0
C2114
0
C2901
0.1
R2704 220K
C2704
470P
: FM/AM SIGNAL LINE
: CD SIGNAL LINE
: MAIN SIGNAL LINE
: TAPE RECORD SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
C2124 0 C2224 0 C2134 0 C2234 0 C2154 0 C2254 0
C2161 0.01
C2261 0.01
C2581 16V100
C2582
16V100
R2282 0
C2201 1
C2195 0.47
R2145
1K
R2314
0
R2146
1K
R2313
100K
R2413
100K
C2181 1 C2182 1
R2702
1K
C2701
0.01
C2702 16V100
C2705 50V1
R2705
3.3K
R2315
56K
R2703
220K
C2703 470P
R2328
15K
R2434
0
R2435
6.8K
C2431
6800P
RDS_DA RDS_CLK
C2854
10V220
SW_LVL1 SW_LVL2
Q2958,Q2960
B1ACKD000006
PLUNGER ON/OFF SWITCH
Q2957,Q2959
B1GBCFLL0037
PLUNGER ON/OFF SWITCH
Q2950
B1ACKD000006
DECK SUPPLY
CONTROL SWITCH
Q2951
B1ACKD000006
SUPPLY CONTROL SWITCH
Q2936
B1ACKD000006
CD SUPPLY
CONTROL SWITCH
Q2937
B1GBCFJJ0051
CHANGER PLUNGER
ON/OFF SWITCH
Q2952
B1GBCFLL0037
DECK SUPPLY (PCONT)
CONTROL SWITCH
Q2907
B1ABCF000176
CD STATUS INTERFACE
Q2906
B1ABCF000176
INTERFACE SWITCH
Q2901
B1ACKD000006
CONTROL SWITCH
Q2902
B1AACF000064
VOLTAGE STABLISER CD3.3V
Q2978
B1GDCFJJ0047
REC:ON/OFF CONTROL SWITCH
Q2980
B1GDCFJJ0047
SUPPLY CONTROL SWITCH
(DECK MOTOR)
Q2142
B1ABCF000176
AGC CONTROL SWITCH
Q2311,Q2411
B1ABGC000005
MUTING SWITCH
Q2242
B1ABCF000176
AGC CONTROL SWITCH
Q2511
B1GDCFJJ0047
MUTING CONTROL
Q2341,Q2441
B1ABGC000005
HEADPHONE MUTING
Q2803
B1GBCFJJ0051
RESET (MICRO-P) SWITCH
Q2943
B1ABCF000176
FAN SUPPLY
CONTROL SWITCH
Q2948,Q2949
B1ABCF000176
DC DETECT SWITCH
Q2942
B1ACKD000006
FAN MOTOR ON/OFF SWITCH
Q2317,Q2417
B1ABGC000005
MUTING SWITCH
D2677
B0BC7R50001
Q2907
Q2906
R2919
4.7K
R2925
4.7K
R2924
10K
C2193 1
R2196 10K
R2195 10K
R2281 680
C2192 0.1
R2701
1K
C2273 0.01
C2274 0.01
C2271 0.15
C2272 0.082
C2402 1
C2401 0
C2302 0
C2301 1 C2172 0.056 C2171 0.1 C2174 0.01 C2173 0.01 C2183 0.22
R2183 1K R2182 0
C2101
1
R2181 680
C2175 3300P
IC2803
C1BB00001121
AUDIO SOUND PROCESSOR
R2411
470
R2245
1K
R2247
100K
C2245
16V10
W2575 0
W2506
0
W2503
0
W2520
0
W2577
0
W2501
0
W2508
0
W2511
0
W2531
0
W2513
0
W2514
0
W2517 0
W2518
0
W2523 0
W2525
0
W2534
0
W2546
0
W2526
0
W2530
0
W2572
0
W2571
0
W2532 0
W2535
0
W2537
0
W2536
0
W2576
0
W2539 0
W2556
0
W2559
0
W2555
0
W2540
0
W2558
0
W2542
0
W2545 0
W2543 0
W2544

0
W2547 0
W2548 0
W2549
0
W2550
0
W2552
0
W2553
0
W2554 0
W2557 0
W2569
0
W2570
0
W2563 0
W2565
0
W2566
0
W2567
0
W2568
0
W2573
0
W2512
0
R2321
0
1/4
SA-AK640E/EB/EG MAIN CIRCUIT
3/4
SA-AK640E/EB/EG MAIN CIRCUIT
SA-AK640E/EB/EG MAIN CIRCUIT
2/4
4/4
C2323
0.01
R2335
6.8K
C2331
6800P
W2510
0
R2331
0
C2333
1
R2429
8.2K
R2421
0
R2423
39K
C2421
0.22
C2423
0.01
C2425
50V1
R2426
0
R2203
2.2K
Q2501
B1ABCF000176
LEVEL METER 
CONTROL SWITCH
C2501
1
R2504
100
R2501
330K
R2503
2.7K
R2502
82K
D2503
B0ADCC000002
R2505
0
A_GND
R2507
100K
C2507
0.22
R2103 2.2K
R2333
15K
R2433
15K
W2561 0
R2508
1K
LM_1
LM_1
X2803
H0H433400002
R2822 10K
R2826 10K
R2564

220K