Panasonic SA-VK31EE Service Manual page 57

SCHEMATIC DIAGRAM - 6
MAIN CIRCUIT
C2941 C2943
0.22 0.22
R2746
47K
L2902
AUX
R2146
47K
C2701
LINE OUT
680P
C2101
680P
JK2905
C2931 C2932
0.22 0.22
J0JBC0000019
C2813
6.3V100
R2853 L2853
100K
J0JCC0000120
VIDEO OUT
R2848
R2847
JK2800
1
1
C2829
0.1
L2857
J0JKB0000020
NTSC
PAL
SW2800
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: -B SIGNAL LINE
: +B SIGNAL LINE
R2749
4.7K
R2747 C2738
50V3.3
1K
C2737
100P
R2750
R2748
100K
C2137
Q2706
100P
R2147
C2138
1K
50V3.3
R2150
R2701 R2148
100K
10K
Q2106
C2702 R2702
100P 3.3K
L2901
C2102 R2102
100P 3.3K
R2101 R2149
10K 4.7K
L2901, 2902
Q2106, 2706
B1ABEB000001
MUTING SWITCH
AUXR
AUXL
L2860
J0JCC0000120 VIDEO_OUT
VIDEOSW
57
: AUX SIGNAL LINE
: VCD VIDEO SIGNAL LINE
: MAIN SIGNAL LINE
C2745
16V10
R2752 C2744
4.7K 16V10
C2739
R2751
50V3.3
27K
R2753
C2742
C2743
47K
100P 680P
C2741
47P
1 2 3 4
1K
IC2903
KIA4558FEL
DUAL OP AMP
1K
8 7 6 5
C2145
C2142
C2141 C2143
16V10
100P
47P 680P
C2139
R2151 R2152 C2144
50V3.3
16V10
27K 4.7K
R2145
0
R2959 C2933 R2958
47K 50V4.7 33K
Q2911
Q2911
B1GDCFJJ0023
MUTING CONTROL
SA-VK31EE
LINE_R
-9V
C2935
0.01
C2934
0.01
+9V
LINE_L