Panasonic SA-AK340EE Service Manual page 17

R2121
3.3K
TUNER RCH
TO
MAIN PLLCE
CIRCUIT TUNER LCH
(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
DIAGRAM-2
2A
C2678 0.01
C2131 R2131
0 3.3K
R2132
3.3K
R2232
L
1
3.3K
R2231
A_GND
2 3.3K
R C2231 0
3
CD_3.3V
4
CD_GND
5
LD_S
6
NC
TO
7
CD SERVO
+7.5V
8
CIRCUIT
PGND W2563 0
(CN7002) ON
9
W2561 0
SCHEMATIC MCLK
10
DIAGRAM-1
MDATA
11
W2569
MLD
12
BLKCK 0
13
STAT
14
/RST
15
/REST_S W2570
16
0
17
Q2906
CN2801
B1ABCF000176
INTERFACE SWITCH
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
(CN971) ON DECK-2
6
SCHEMATIC
PHOTO_PB
DIAGRAM-7 5
PHOTO_RP
4
HALF_PB
3
VREF_GND
2
MODE_PB
W2517
1
CN2951
SA-AK340EE MAIN CIRCUIT
3/4
R2674
47K
R2675
4.7K
PLLCE_UP
PLL_DA
R2676 10K STIDO
PLL_CLK
SD
+15V
R2677
120
C2671
C2673 100P
100P
T_GND
SW5V
Q2901
CD8V
R2902 33
Q2901
B1ACKD000006
CONTROL SWITCH
Q2902
B1AACF000064
VOLTAGE STABLISER CD3.3V
SPEED
CLOSE_SW
R2907 R2908 W2542
OPEN_SW
1K 330 0
Q2902 SW5V
CHG_CW
CHG_CCW
A_GND
R2909 2.2K
ST_SW
C2904 16V100
PLAY_SW
D2901
R2910 330
B0ADCC000002 CHG_PLR[88]
CD7.5V BOTTOM_SW
UP_SENSOR
PGND
DECK2
R2912 4.7K MCLK
KEY3
R2914 4.7K MDATA
KEY2
R2916 4.7K
MLD
KEY1
SW5V
R2918 10K
PHOTO_2
R2923 0 W2566
R2921
R2920 0
R2927 4.7K
4.7K
4.7K PHOTO_1
BLKCK
VREF+
Q2906
VCC
R2924
W2565
STATUS
10K
0
Q2907
R2922
10K
R2925
4.7K
W2567 0 W2568 0
UP_GND
CD_RST
UP_GND
RESTSW
SYS6V
Q2907
B1ABCF000176
CD STATUS INTERFACE
UP_GND
MOT_12V
Q2957
Q2958 R2957
R2958 PLG2
VREF+
1K
22K
C2957
100P
PCONT
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
R2151 0
R2251 0
R2863
47K
80 79 76 75 74 73 72 71 70 69
78 77
R2864
100
SPEED
81
82 CLOSE_SW
OPEN_SW
83
R2852 100
84 CHG_CW
R2853 100
CHG_CCW
85
86 ST_SW
PLAY_SW
87
88 CHG_PLR
BOTTOM_SW
89
90 UP_SENSOR
C2CBYY000053
DECK2
91
R2858 100
92 KEY3
R2859 100
KEY2
93
R2860 100
94 KEY1
R2862 100
95 PHOTO_2
96 AVSS
R2861 100
PHOTO_1
97
98 VREF
99 AVCC
100 DEMO
R2867
100K
W2540 1
2 3 4 5 6 7 8 9 10 11 12
0
W2558 R2801
0 10K
D2950 B0ACCK000005
R2950 Q2950
R2951
R2966 470K
470K
4.7K
Q2951
R2965
W2550 R2952
4.7K
0 1K
Q2950
B1ACKD000006
Q2952
DECK SUPPLY
CONTROL SWITCH
Q2951
B1ACKD000006
SUPPLY CONTROL SWITCH
Q2952
B1GBCFLL0037
DECK SUPPLY (PCONT)
CONTROL SWITCH
Q2936
W2559
B1ACKD000006
0
CD SUPPLY
CONTROL SWITCH
W2555
0
Q2937
B1GBCFJJ0051
CHANGER PLUNGER
ON/OFF SWITCH
Q2937
W2560
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
CN2805
TO CRS1 (CN1)
65
W2526
0
NC
1
2 VCC
IC2871
3 EE_CS
EE_CLK
4
R2873
22K
68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
W2576
0
STAND_BY 50
NC 49
W2536
NC 48
0
DCDET 47
PCONT/EFP/CS
46
NC 45
NC
44
EE_DAT 43
EE_CLK 42
IC2801 W2537
EE_CS/EFP/EPH 41
0
MUTE_A 40
MICROPROCESSOR
MUTE_DA 39
REG1
38
R2822
REG2 37
REG3
36
REG4 35
REG5
34
REG6 33
W2547
REG7 32
W2548
REG8 31
18 21 22 23 24 25 26 28 29 30
13 14 15 16 17 19 20 27
R2883
330K
C2821
R2882
100P
X2801
10M
H0A327200115
Q2936
R2937
10K
R2936 W2556
0
1K
9
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
CN2806
TO
PANEL CIRCUIT (CN6601) ON
SCHEMATIC DIAGRAM-4
SA-AK340EE
1
C29
0.1
IC2871
E-EPROM IC
NC (NOT SUPPLIED)
8
R29
820
FAN
GND 7
Q294
B1ACKD0
6
FAN MOTOR ON/
MOT_12V
EE.DAT
5
R2945 C2945 C2944 R2944
4.7K
10K 16V47 100P
D2946
B0ADCJ000020
3
R2942
5.6K
2 1
R2943
10K
STANDBY
R2949
47K
W2571
IDCDET
0
PCONT
R2948
100
C2947
6.3V100
VREF+
W2572 R2946
MUTE_A 0 56K
R2947 W2573
MUTE_D_AMP
27 0
10K
0
R2851
0 47K
W2549
0
C2853
0.1
R2810 22K
Q2803
B1GBCFJJ0051
RESET (MICRO-P) SWITCH
C2883
R2886 R2881 C2803
18P 1M 220
1
IN OUT
D2803 C2802
X2802 B0ACCK000005 50V3.3
C2882
GND H2B100500004
18P
W2552
0
8 7 6 5 4 3 2 1