Yamaha DSP-AX1600 - SCHEMATIC DIAGRAM (POWER)

A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I J K
L MN
RX-V1600/DSP-AX1600
SCHEMATIC DIAGRAM (POWER)
105
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
IC4, 7: PQ05RD11
Voltage Regulator
1
Vin
2
Vo
4
Vc
3
GND
Control circuit
IC5, 6, 319: PQ05RD21
Low power-loss voltage regulator
Vin Vo
Vc
GND
Specific IC
1
2
4
3
IC317, 318: PQ30RV21
Variable output low power-loss
voltage regulator
Vin Vo
Vadj
GND
Specific IC
1
2
4
3
IC320: NJM79M05FA
Voltage Regulator
COMMON
OUTPUT
INPUT
IC3: TC4013BP
Dual D-type Flip Flop
4
RESET1
1
Q1
6
SET1
5
DATA1
CL
3
CLOCK1
CL
CL
CL
CL
CL
2
Q1
10
RESET2
13
Q2
8
SET2
9
DATA2
7
VSS
14
VDD
11
CLOCK2
12
Q2
CL
CL
CL
CL
CL
CL
FRONT L
SURROUND L
CENTER
SURROUND
BACK L
43.8
44.4
43.8
44.6
0
1.1
44.4
43.8
1.1
0
0
-0.5
43.8
0
-0.5
-0.5
44.6
0
0
-0.5
44.4
43.8
1.1
44.4
43.9
1.1
44.4
43.8
1.1
60.3
60.2
0
43.8
0
-0.5
43.9
0
-0.5
47.8
0
-0.5
44.6
0
0
0.1
0
0.1
0
0.1
-0.5
44.6
0
-0.5
44.6
0
0
-0.5
16.5
10.4
10.2
-7.7
-0.1
-0.1
-0.1
-0.1
0.1
-20.0
19.1
0.1
-11.3
16.5
16.4
7.0
0
0
6.9
12.5
12.5
12.5
11.2
44.0
0
0
0
-0.5
44.8
44.6
44.8
44.8 59.9
59.0
0.6
0
0
-0.5
-0.5
45.2
2.5
-45.2
-45.2
-45.7
-59.8
0
0
10.4
10.4
5.0
0
0
0
0
0
1.6
4.9
4.9
0
5.0
5.0
5.0
5.0
5.0
5.1
12.3
0
10.4
10.2 5.0 0
10.2
2.7
3.3
10.2
3.9
3.9
19.2
19.2
13.4
6.2
13.5
13.5
13.5
-13.3
-13.3
-13.2
-12.0
-19.5
-19.5
-20.0
0
0
6.2
0
19.2
19.2
6.2
3.9
4.9
-58.8
-59.2
-59.8
59.3
58.8
2.5
3.1
3.1
0
51.0
45.2
44.0
44.0
1.0
-0.5
-0.5
0
-0.5
44.6
44.0
-0.5
0.1
0.1
0
0
00
11.2 9.0
9.0
10.2 5.0 0 4.9
7.3 0 7.3 9.0
9.0
9.0
9.0
7.3
7.3
5.0
10.2
5.0
5.0
5.0
5.0
0
0
0
0
-10.3
-5.0
-10.4
-11.0
-10.3
-9.7
4.9
4.9
5.1
9.0
4.9
9.0
0
0
0
9.0
36.0
36.8
36.7
36.4
0
0
0
0
5.4
5.4
4.9
0
0
0
0
0
0
0
0
9.3
0.1
0.1
0
0
0
0.6
9.3
1.0
1.0
0
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
0.6
0.6
0.1
0.1
3.4
9.3
3.7
-0.5
~
~
~
~
~
~
0.8
5.8
5.5
5.5
0
-0.5
AC 17.1
AC 6.9
AC 12.7
AC 31.0
AC 6.9
Page 102
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A5 Page 104
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Page 104
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A3
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I2 Page 109
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Page 111
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to POWER TRANSFORMER
R, L models
U, C, T, K, A, B, G, J models
to FAN
to POWER CABLE
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A7
Page 101
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A7
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D2
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D2
Page 107
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POWER (1)
POWER (3)
POWER (5)
POWER (4)
POWER (7)
POWER (6)
POWER (2)
R, L models
POWER
DETECTOR
0.01/100
47p/63047p/630
s47
100/16
100/16
100/16100/16
100/16
s47 C87 UR29747
47µF/100
UR29747
47µF/100
UR29722
22µF/100
UR29722
22µF/100
UR29722
22µF/100
UR29722
22µF/100
UR29722
22µF/100
UR29722
22µF/100
UR29722
22µF/100