Yamaha DSP-AZ2 Service Manual

RX-V3300/DSP-AZ2
A
1
2
3
4
5
6
7
8
9
BCDEFGH I J KL
80
SCHEMATIC DIAGRAM (POWER)
★ All voltages are measured with a 10MΩ/V DC electric 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.
x: NOT USED
O:USED / APPLICABLE
POWER RELAY
REGULATOR
THERMO
SENSOR
240V 1-2/5-6
220V 2-3/6-7
110V 3-4/7-8
120V 4-5/8-1
VOLTAGE SELECTOR
POWER (2)
POWER (1)
POWER (4)
POWER (3)
POWER (5)
CENTER
PRE AMP
REAR R
PRE AMP
REAR L
PRE AMP
REAR C
PRE AMP
MAIN R
PRE AMP
MAIN L
PRE AMP
IC331: LM61CIZ
Temperature Sensor
Vout
+Vs
GND
IC332~334: NJM7805FA
IC336: NJM7812FA
Voltage Regulator
INPUT
OUTPUT
COMMON
IC335: NJM79M05FA
IC337: NJM79M12FA
Voltage Regulator
COMMON
OUTPUT
INPUT
Page 76
to FUNCTION
I3
Page 76
to FUNCTION
I2
Page 76
to FUNCTION
I4
Page 77
to OPERATION (4)
B9
Page 79
to MAIN (1)
D7 Page 79
to MAIN (1)
D4
Page 79
to MAIN (1)
D2
Page 77
to OPERATION (1)
E1 Page 79
to MAIN (2)
A4 Page 76
to FUNCTION
I6
Page 77
to OPERATION (4)
J1
Page 79
to MAIN (1)
G6
Page 76
to FUNCTION
I4
REAR L
MAIN L
FRONT L
FRONT L
AC 8.8
8.8
0
0
0.1
0.8
0
0.7
0
0
4.6
0.1
3.5 3.5
AC 45.2
30.0
10.4
-11.2
0
-5.1
0
5.05.0
5.01.0
0
5.0
30.0
0
30.0
30.3
0
0
0
0
10.4
10.4 10.4
-0.1
-0.1
0
21.8
-24.6
0
0
-30.3
-11.1
1.2
11.8
-12.0
0
000
AC 17.3
AC 6.8
3.8
59.7
59.7
59.7
59.7
59.7
-0.6
-50.1
-61.8
-0.6
59.7
0
0
0.3
0
59.7
59.7
60.4
60.460.4
3.8
59.7
59.7
59.7
59.7
59.7
-0.6
-50.1
-61.8
-0.6
59.7
0
0
0.3
0
59.7
59.7
60.4
60.460.4
3.8
59.8
59.8
59.6
59.8
59.8
-0.6
-50.1
-61.8
-0.6
59.6
0
0
0.3
0
59.8
59.6
60.4
60.460.4
3.7
59.6
59.6
59.6
59.6
59.6
-0.5
-50.1
-61.8
-0.5
59.6
0
0
0
0.3
0
59.6
59.6
60.4
60.4
61.8
61.4
60.4
3.9
59.7
59.7
59.6
61.0
60.4
61.3
0
61.2
0
0
-60.5
61.3
-60.5
-59.9
-60.7
-60.7
-60.2
-60.2
60.7
-61.8
-60.7
-59.9
-60.5
-60.5
0
0
0
61.3
60.4
61.0
61.5
4.1 0.3
0
4.0
0.1
0
0
29.9
0
4.7
0.1
0
0
30.0
0
60.7
61.0
59.7
59.7
-0.4
-50.1
-61.8
-0.4
59.6
0
0
0.3
-0.1
59.7
59.6
60.4
60.460.4
3.7
59.7
59.7
59.7
59.7
59.7
-0.6
-50.1
-61.8
-0.6
59.7
0
0
0.3
0
0.3
0
59.7
59.7
60.4
60.460.4
CENTER
0.1/100 0.1/100
0.047/100
0.047/100
UT65410
0.01/100
UT65410
0.01/100
UT65410
0.01/100
UT65410
0.01/100
UT65410
0.01/100
UU16747
47/50
UU16747
47/50
UU16747
47/50
UU16747
47/50
UU16747
47/50

Yamaha DSP-AZ2 Specifications

General

Brand	Yamaha
Model	DSP-AZ2
Category	Amplifier
Language	English