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SCHEMATIC DIAGRAM-5
MAIN CIRCUIT
R2263
R2163
1K
1K
C2263
C2163
50V3.3
50V3.3
R2894
220K
C2827
50V10
R2162
3.9K
C2161 0.1
C2162 0.068
R2261 3.9K
C2149 1
R2144 2.7K
C2262 0.068
C2261 0.1
C2249 1
R2244 2.7K
R2892 1K
R2893 8.2K
C2606 0.12
C2607
R2610
C2618
R2609
0.33
2.7K
0.056
56K
R2608 120K
C2608
0.1
R2625 22K
C2610 50V10
R2613 3.3K
R2611 56K
R2501 100K
C2502 50V1
R2503 3.3K
R2303 47K
C2302 1
R2305 1K
C2403 1
R2405 1K
R2403 47K
R2605
R2612
C2603
2.2K
15K
50V10
R2304
R2606
8.2K
7.5K
12
13
14
C2506
0.01
C2503
R2504
C2505
R2505
0.033
6.8K
50V1
1K
C2504
0.1
R2506
5
6
7
8
R2307
33K
100
IC2015
C0ABBB000118
C2303
Buffer Amp
50V3.3
C2613
0.01
R2618
4
3
2
1
1K
R2615 100K
R2614
C2615
C2616
1K
5600P
16V10
C2612 50V4.7
R2616 18K
R2617 68K
R2406
100K
R2311
R2312
2.2K
2.2K
Q2104
B1GFGCAA0001
Muting Switch
C2250
R2245
R2246
C2253
50V1
6.8K
33K
16V100
C2251
C2252
C2154
100P
150P
0.01
5
6
7
8
IC2013
C0AABB000125
Headphone Amp
4
3
2
1
C2151
C2152
C2153
100P
150P
16V100
C2254
0.01
C2150
R2145
R2146
50V1
6.8K
33K
15
16
17
49
:+B SIGNAL LINE
:-B SIGNAL LINE
R2619
2.2K
R2508
1.8K
Q2500
Q2601
B1GDCFGA0014
B1GFGCAA0001
Muting Control
Muting Switch
R2509
56K
R2407
100
C2404
R2511
50V3.3
2.2K
R2623
R2510
C2508
100K
27K
50V4.7
R2624 100K
R2254
R2255
2.2K
100K
Q2200
B1GFGCAA0001
R2306
100K
Muting Switch
R2154
2.2K
R2155
100K
R2247
R2249
22
22
R2253 10
R2251
R2248
R2250
4.7K
22
22
R2152
2.7K
C2255
1000P
Q2102
B1GFGCAA0001
Muting Switch
R2148
R2150
22
22
R2147
R2149
R2252
22
22
2.7K
C2155
R2151
R2153
1000P
4.7K
10
18
19
20
SA-HT730P / SA-HT730PC / SA-HT730PX
:MAIN SIGNAL LINE
R2620
R2308
1.8K
1.8K
Q2600
Q2103
B1GDCFGA0014
B1GDCFGA0014
Muting Control
Muting Control
R2621
R2309
56K
56K
R2622
C2617
R2310
C2170
27K
50V4.7
27K
50V4.7
R2168
R2167
22K
12K
C2168
50V3.3
Q2105
B1GDCFGA0014
Muting Control
R2166
1.2K
MUTE F
HP R
R2268
R2267
27K
56K
C2267
50V4.7
Q2201
B1GDCFGA0014
Muting Control
R2266
1.8K
HP L
SA-HT730P/PC/PX MAIN CIRCUIT
21
22
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