Yamaha RX-V350, Руководство по обслуживанию

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A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
RX-V350/HTR-5730
SCHEMATIC DIAGRAM (MAIN 1/2)
55
POWER RELAY
SPEAKER RELAY
SPEAKER RELAY
RELAY
DRIVE
RELAY DRIVE
RELAY DRIVE
SPEAKER
RELAY
DETECT
MUTE
MUTE
DETECT
DETECT
DETECT
DETECT
DETECT
MUTE
CENTER POWER AMP
R CH POWER AMP
L CH POWER AMP
POWER SUPPLY
IC101: STK404-130Y
Power Amp.
1 2 3 4 5 6 7 8 9 10 11 12 13
Input Amp. Driver
Amp.
PT1
C2
IN NF
C3
R4
TR6
TR7
TR8
R5
SUB
8
11
12
1
2
13
15
14
5 4 6 7 9 10
IC102, 103: STK403-130Y
Power Amp.
Pre
Driver
CH1
Pre
Driver
CH2
Bias Circuit
SUB
3
x: NOT USED
O: USED / APPLICABLE
P
age 54
to FUNCTION (10)
K5
P
age 53
to FUNCTION (1)
L7
P
age 56
to MAIN (1)
µ
-COM Section
D3
MAIN (2)
MAIN (4)
MAIN (1) Power Section
★ All voltages are measured with a 10M Ω /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.
FRONT L
FRONT L
CENTER
CENTER
SURROUND L
SURROUND L
-12.1
0
0
-12.1
0
0
-47.9
-49.1
49.2
0 0 0 0 0 0 0 0 0 0
0.6
47.2
-12.1
0
0
-12.1
0
0
-47.9
-49.1 49.2
0 0 0 0 0 0 0 0 0 0
0.6
47.2
0.4
0
0.1 0.1
0
-47.9
12.0
-49.1
49.2
0 0
1.1
49.2
0
0
0
0
0
0
0
49.1
48.9
47.2
0
0
0
5.0
0
48.9
0
0
48.9
0
0
0
47.2
48.9
47.8
47.8
29.1
0.7
47.2
46.0
0
0
0
1.1 46.6
48.9
0
46.6
0
0
48.9
-49.0
0
-0.3 -0.3
0
-49.0
-47.9
-48.7
-48.5
-49.0
-48.7
0
0
0
0
0
0
0
0
0
0
0
4.8
0
0
0
0
0
11.8
-12.0
-12.0
11.8
11.6
11.6
-12.0
-12.0
-12.0
11.7
-12.0
-28.4
-28.9
-28.9
0
-44.0
11.8
-12.0
0 11.9
11.8
11.6
11.8
11.7
0 0
-12.0
11.7
11.6
-12.0
0.7
0.1
0
0.1
13.0
49.2
-49.1
0
0
AC 72.5
AC 13.3