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Yamaha DSP-AX757SE Service Manual Page 43

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ABCDEFGH
1
2
3
4
5
6
IJKLMNO
7
8
9
10
90
RX-V757/DSP-AX757/DSP-AX757SE
RX-V657/HTR-5860
■ SCHEMATIC DIAGRAM (MAIN)
POWER SUPPLY
L
C
SL
SBL
SW
-1.0
1.0
-0.4
-49.3
-49.3
-49.9
-48.7
-1.0
56.3
0.5
1.0
56.3
-0.1
0.5
0.5
-0.5
55.9
0
0
56.3
0
56.1
-56.2
-0.5
-1.0
-0.5
0
0
-0.1
-56.2
-1.0
1.0
-0.4
-49.3
-49.3
-49.9
-48.7
-1.0
56.3
0.5
1.0
56.3
0.1
0.5
0.5
-0.5
55.9
0
0.1
-56.2
-0.5
-1.0
-0.5
0
0
-0.1
-56.2
-1.0
1.1
-0.4
-49.3
-49.3
-49.9
-48.7
-1.0
56.3
0.6
1.1
56.3
0.1
0.6
56.0
0.1
0.1
-56.2
-0.6
-1.0
-0.6
0
0.1
-0.1
-56.2
-1.0
1.1
-0.4
-49.3
-49.3
-49.9
-48.7
-1.0
56.3
0.6
1.1
56.3
0.1
0.6
56.0
0.1
0.1
-56.2
-0.5
-1.0
-0.5
0
0.1
-0.1
-56.2
-1.0
1.1
-0.4
-49.9
-48.8
-1.0
56.3
0.6
1.1
56.3
0
0.6
56.0
0.1
0
-56.2
-0.5
-1.0
-0.5
0
0
0
-56.2
-1.0
1.1
-0.4
-49.4
-49.3
-49.9
-48.8
-1.0
56.3
0.6
1.1
56.3
0
0.6
56.0
0.1
0
-56.2
-0.5
-1.0
-0.5
0
0
0
-56.2
4.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13.9
47.5
-13.3
56.3
56.3
55.6
3.9
3.9
4.6
0
0.5 0.5
0
-50.3
-49.9
-56.2
4.4
55.6
56.3
0.5
0
-12.0
0
0
-12.0
0
37.2
37.2
37.2
10.5
37.2
37.2
37.2
37.2
10.7
37.2
8.2
37.2
10.5
0
0
10.5
0
4.8
37.2
0
0
10.5
4.8
4.8
8.2
4.2
4.8
10.7
4.2
4.8
-29.7
-29.7
0
-29.0
37.1
0
0
0
0-38.1
37.2
37.2
37.2
0
0
37.2
0
56.2 -56.2
AC 57.2
0
AC 82.5
5.1
0
-29.1
10.0
4.9
5.0
2.1
0
0
4.9
0
4.9
4.9
4.8
-12.0
0
0
R210
D5SB20
Page 91 E-9
TO POWER (1) CB353
Page 91 D-9
TO POWER (1) CB359
Page 91 D-9
TO POWER (1) CB352
Page 91 I-3
TO POWER (1) CB355
TO POWER TRANSFORMER
Page 91 I-5
TO POWER (1) CB356
TO SUBTRANS (2) CB453
RX-V757/DSP-AX757/DSP-AX757SE/RX-V657
Page 93 H-6
Page 92 G-6
HTR-5860
TO SUBTRANS (2) CB452
RX-V757/DSP-AX757/DSP-AX757SE/RX-V657
Page 93 H-5
Page 92 G-5
HTR-5860
TO SUBTRANS (1) CB401
RX-V757/DSP-AX757/DSP-AX757SE/RX-V657
Page 93 A-2
Page 92 A-3
HTR-5860
*
All voltages are measured with a 10M
Ω
/V DC electronic volt meter.
* Components having special characteristics are marked
Z
and
must be replaced with parts having specifications equal to
those originally installed.
* Schematic diagram is subject to change without notice.
* 電圧は、内部抵抗10MΩの電圧計で測定したものです。
* Z印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、
パーツリストに記載されている部品を使用してください。
* 本回路図は、標準回路図です。改良のため予告なく変更することがございます。
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