Panasonic SA-HT680PL Service Manual page 124

SA-HT680PL
0PL
SCHEMATIC DIAGRAM-6
MAIN CIRCUIT
:+B SIGNAL LINE
C2857
16V100
C2858
16V100
SS CLK
SS DAT
20 19 18 17 16 15 14
1 2 3 4 5 6 7
C2131 C2232
3300P 3300P
FR
:-B SIGNAL LINE
D2803
B0ACCK000005
Q2023
B1BACD000018
Regulator
R2850
8.2
D2819
B0ACCK000005
D2031
B0ADCJ000020
2
3
1
2
3
1
D2032
B0ADCJ000020
WIDE1
13 12 11
IC2012
C1BB00000979
Analog Surround IC
8 9 10
C2211
0.082
C2818 680P
C2819 680P
124
:MAIN SIGNAL LINE :DVD(VIDEO) SIGNAL LINE
IC2801
C0DAAZG00012
DC-DC Converter IC
R2823
1K
C2804 R2826
100P 4.7K
1 2
L2803
G0A200D00002
C2088 R2852 R2854
0.01 2.2K 2.2K
R2851
100
C2087
16V100
R2857
15K
Q2025
B1GBCFJA0028
DC Detect Switch
N
C2089
50V4.7
R2858
39K
AUX L
R2130
5.6K
AUX R
R2230
5.6K
3 4 5
C2
25
R2828
C2829 R2827
4.7K
1000P 1K
L2801 G0ZZ00001930
D2801 C2840 D2
B0JCPD000025 6.3V820 B0
R6522
220
R2831 R2832
180 180
D2823 C2830
B0BC5R000009 16V100
R2129 10K
C213
220P
R2229 10K
C223
220P
C2833 0.1