5
6
3
4
7
2
8
1
41
42
43
44
45
46
47
48
49
50
51
52
40
-7V
+7V
C2178
100P
C2179
47P
R2176
56K
R2177
22
R2179
22
R2178
22
R2180
22
R2181 4.7K
C2181 1000P
+VCC
-VCC
C2194
1800P
R2175
5.6K
R2189 5.6K
R2269 100K
R2169 100K
R2188
12K
R2270
2.2K
R2288
12K
C2177
50V 1
R2168
2.2K
C2170
50V1
FLVOLOUT
d
FLFIN
HP-LCH
HP-RCH
FRVOLOUT
FRFIN
R2268
2.2K
C2270
50V1
C2278
100P
C2279
47P
R2276
56K
C2294
1800P
R2275
5.6K
C2277
50V1
R2289 5.6K
C2180
0.1
R2277
22
R2279
22
R2193
10
R2293
10
R2278
22
R2280
22
R2281 4.7K
C2281 1000P
C2280
0.1
4
5
6
1
2
3
R2170
2.2K
Q2101
B1GFGCAA0001
IC2103
C0AABB000125
SCHEMATIC DIAGRAM-8
MAIN CIRCUIT
B
:
MAIN SIGNAL LINE
SA-HT640WP/PC MAIN CIRCUIT
MUTING
HEADPHONES AMP
:+B SIGNAL LINE
:-B SIGNAL LINE
SA-HT640WP / SA-HT640WPC
76
Summary of Contents for SA-HT640WP
Page 7: ...7 SA HT640WP SA HT640WPC ...
Page 10: ...10 SA HT640WP SA HT640WPC ...
Page 16: ...16 SA HT640WP SA HT640WPC ...
Page 19: ...8 2 Detail Block Diagram Receiver module 19 SA HT640WP SA HT640WPC ...
Page 31: ...31 SA HT640WP SA HT640WPC ...
Page 45: ...Step 3 Push tray assembly to the direction of arrow shown 45 SA HT640WP SA HT640WPC ...
Page 58: ...SA HT640WP SA HT640WPC 58 ...
Page 66: ...SA HT640WP SA HT640WPC 66 ...
Page 68: ...68 SA HT640WP SA HT640WPC ...
Page 78: ...SA HT640WP SA HT640WPC 78 ...
Page 84: ...SA HT640WP SA HT640WPC 84 ...
Page 86: ...SA HT640WP SA HT640WPC 86 ...
Page 95: ... SMPS stands for switching mode power supply 95 SA HT640WP SA HT640WPC ...
Page 102: ...21 3 4 2 Receiver Module P C B 102 SA HT640WP SA HT640WPC ...
Page 104: ...23 Explode Views 23 1 Cabinet Parts Location 104 SA HT640WP SA HT640WPC ...
Page 105: ...105 SA HT640WP SA HT640WPC ...
Page 106: ...106 SA HT640WP SA HT640WPC ...