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SCHEMATIC DIAGRAM-5
MAIN CIRCUIT
: +B SIGNAL LINE
C2177
16V47
R2620
R2308
R2179
R2166
1.8K
1.8K
1K
1.8K
Q2600
Q2103
Q2105
B1GDCFGA0014
B1GDCFGA0014
B1GDCFGA0014
Muting Control
Muting Control
Muting Control
R2621
R2309
R2168
56K
56K
56K
R2622
C2617
R2310
C2170
R2167
C2168
27K
50V4.7
27K
50V4.7
27K
50V4.7
R2812
2.2K
C2036
50V22
L2010
R2807
22u
10K
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC2006
C9ZB00000431
Video Selector IC
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
C2047
C2046
C2038
6.3V330
6.3V330
10V220
R2886
R2887
R2888
R2889
R2890
75
75
75
75
75
R2891
C2136
75
220P
C2808
C2807
C2806
C2805
C2804
C2803
R2127
100P
100P
100P
100P
100P
100P
100K
R2128
1K
: -B SIGNAL LINE
: DVD(VIDEO) SIGNAL LINE
R2266
R2897
1.8K
1K
STBY LED
Q2201
Q2029
B1GDCFGA0014
B1GBCFJN0021
Muting Control
LED Drive
R2267
56K
R2268
C2267
27K
50V4.7
R2971
0
R2973
0
R2972
0
OUT
IN
X2000
H2B100500004
10MHz
GND
WIDE1
Q2004
D2000
L2000
B0ACCE000003
3.3u
B1GBCFJN0021
Switch
C2008
0.1
R2082
R2083
D2002
47K
680
B0ACCE000003
D2001
C2009
C2007
B0ACCE000003
C2006 50V2.2
6.3V
VREF+
0.1
100
C2003
C2004
C2005
D2003
Q2000
10V22
0.01
10V1000P
B0ACCK000005
B1GBCFLL0028
Reset Switch
R2878
1
R2879
1
R2880
1
R2881
1
R2882
1
C2236
R2130
R2230
R2131
R2231
R2133
R2233
R2883
1
220P
10K
10K
10K
10K
10K
10K
R2884
1
R2885
1
C2801
100P
R2227
R2129
R2229
R2132
R2232
R2134
R2234
C2802
100P
100K
10K
10K
10K
10K
10K
10K
C2137
0.1
C2237
0.1
C2138
C2238
C2139
C2239
C2141
C2241
C2140
680P
220P
220P
100P
100P
100P
100P
R2228
C2240
680P
1K
AV JACK
JK2001
K2YZ12000010
R2058
56K
R2056
47K
R2057
47K
C2000
0.1
DISC3
80
79
78
77
76
75
74
73
72
(LINE SW)
R2080
10K
R2059 220
81
MRSLED
DISC5
82
DISC5 LED
DISC4
83
DISC4 LED
DISC3
84
DISC3 LED
DISC2
85
DISC2 LED
DISC1
86
DISC1 LED
R2060 100
FLD RST
87
FLD RST
R2061 220
FLD CS
88
FLD CS
R2062 220
FLD CK
89
FLD CK
R2063 220
FLD DA
90
FLD DA
R2064 100
KEY2
91
KEY2
92
SPEAMA IN
R2065 10K
93
DES3
R2066 10K
94
DES2
R2067 10K
95
DES1
R2068 10K
96
AVSS
R2072 100
KEY1
97
KEY1
98
VREF
99
AVCC
R2073
220
DISC SENS
DISC
100
SENSE
R2074
R2075
39K
2.7K
1
2
3
4
5
6
7
8
9
C2001
0.1
R2076
100K
R2077
4.7K
R2084
22K
R2514
C2173
R2176
R2513
C2827
10K
1
47K
27K
0.01
R2323
C2268
R2275
C2511
100K
1
47K
9P
R2912
C2824
R2903
2.2K
50V4.7
27K
8
9
10
11
12
-VCC
R2905
56K
Q2300
B1ABEB000001
Muting Switch
Q2301
+VCC
B1GDCFGA0014
Muting Control
7
6
5
4
3
C2305
C2134
18P
100P
R2909
C2174
R2174
1.8K
0.022
47K
C2269
R2273
R2316
R2315
0.022
47K
27K
22K
R2319
22K
R2318
C2826
C2307
27K
0.01
0.082
49
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
P02
50
VOL CK
49
VOL DATA
48
MUTE L
47
YC H
46
(RGB H)VMUTE3
45
DVD MUTE
44
/HP MUTE
43
MUTESUB
42
IC2018
EPM
41
C2CBJG000401
MUTE C
40
System Control
MUTE FRONT
39
WIDE1
38
DVD CLK
37
DVD STAT
36
DVD CMD
35
MUTE S
34
(VMUTE1)
33
VMUTE2
32
(TUN CE)
31
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
R2020
22K
R2079
22K
R2021
47K
R2022
47K
R2023
10K
R2861
10K
R2512
C2512
R2516
C2829
10K
47
10K
0.1
C2509
330P
IC2021
C0ABCB000052
QUAD OP-Amp
13
14
8
7
6
5
4
3
2
1
Z0
Z
ZI
Y0
Y1
C
B
A
X0
X1
X
Y
2
1
9
10
11
12
13
14
15
16
C2304
22P
R2914
C2828
47K1
0.1
R2314
C2306
22K
47
R2317
R2322
10K
22K
SA-HT720GCP MAIN CIRCUIT
SA-HT720GCP
R2037 1K
VOL CK
R2036 1K
VOL DA
MUTE L
R2035 220
YC H
R2034 220
V MUTE3
R2033 220
DVD MUTE
MUTE HP
SUBMUTE
EPM
MUTE C
MUTE F
R2031 220
WIDE1
R2030 220
DVD CLK
R2029 220
DVD STAT
R2028 220
DVD CMD
MUTE S
R2027 220
CLK
R2026 220
VMUTE2
R2025 220
TXD
R2032
220
R2024
47K
-7.5V
+7.5V
EXT R
FR OUT
FL OUT
IC2022
C0JBAR000292
Signal Select
R2913
470
D2101
B0BC5R000009
EXT L
SSS SUR
(PARTY)DSP CLK
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