3.2. (B) Main Circuit
N
1
4
2
3 C Y
G
5
1
2
3
6
5
4
AUX
LINE OUT
D+5V
Y
Y
COUT
CR
CB
VOUT
YOUT
COUT
VOUT
CB_B
WIDE_1
CR_R
PY
S_C
S_Y
LINE_ROUT
LINE_LOUT
MUTE_L
AUX_L
AUX_R
CB
CR
YOUT
CrIN
GND2
CrOUT
CbOUT
MUTE
CbIN
CYIN
GND1
VCC2
COUT
BIAS
YIN
CIN
VOUT
YOUT
CYOUT
C2444
10V220
C2441
0.01
R2096
0
R2803
100K
C2851
100P
L2812
J0JCC0000120
C2842
0.1
L2816
J0JCC0000120
C2442 50V22
C2758
0.1
Q2838
B1GBCFJN0033
SWITCH
R2831
100K
C2436
1
IC2006
C9ZB00000498
VIDEO BUFFER IC
C2975 6.3V1000
C2847
100P
R2824
75
R2823
75
C2846
100P
R2820
2.2K
R2832
100K
R2816
75
C2843
0.1
R2825
75
L2813
J0JCC0000120
L2811
J0JCC0000120
C2046 6.3V1000
C2848
100P
R2826
75
C2443
0.01
JK2802
L2814
J0JCC0000120
C2974 6.3V1000
C2849
100P
C2039 0.01
C2850
100P
L2815
J0JCC0000120
C2437
1
C2047 6.3V1000
R2834
100K
C2440
0.1
R2822
75
JK2801
C2759
0.01
C2434 6.3V1000
R2830
100K
R2810
10K
R2807
100K
D2909
B0ACCK000005
R2849
1K
R2959
2.2
C2965
0.22
R2112
100K
R2828
0
R2846
56K
R2237
100
C2110 50V47u
R2114
47K
L2810
J0JBC0000041
R2135 27K
C2855
50V4.7
C2236
1000P
C2111
1000P
R2211
2.7K
Q2814
B1GDCFGA0018
MUTING SWITCH
R2212
100K
C2136
1000P
R2236
5.6K
L2808
J0JBC0000019
L2809
J0JBC0000041
L2806
J0JBC0000041
R2214
47K
R2838
1K
C2970
0.22
JK2803
Q2813
B1GFGCAA0001
MUTING SWITCH
R2137
100
C2211
1000P
L2807
J0JBC0000041
R2111
2.7K
R2235
5.6K
R2136 27K
C2210 50V47u
R2958
2.2
R2839
1K
R
L
R
L
R
L
R
L
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 10
: +B SIGNAL LINE
: MAIN SIGNAL LINE
: AUX SIGNAL LINE
: VIDEO SIGNAL LINE
: DVD VIDEO SIGNAL LINE
C3623
0.1
W3011
0
R2899
0
S-VIDEO
OUT
COMPONENT
VIDEO OUT
W2126
0
1
2
15
16
3
14
4
13
5
12
6
11
7
10
8
9
14
SA-VK825DGC
