Yamaha RX-V367 Service Manual page 87

A B C
MAIN 3/3
1
2
MONITOR
OUT
COMPONENT
VIDEO
3
4
AV 1
COMPONENT
VIDEO
5
AV 2
6
7
AV 3 VIDEO
AV 4
AV 5
8
AV OUT
9
MONITOR OUT
10
D E F
Page 84
to OPERATION (4)_CB194
0 0
5.1 0
0 0
0
5.1
0
0 0
-4.6
5.1
0 0
0 -4.6
0 0
0
0
0 0
COMPONENT
SELECTOR
-8.3 -4.7
-5.4
-5.5
0
0 0
-4.7
0
5.1 0
0 0
0 0
0 0
0 0
5.1 0
IC43
0
3.3
COMPOSITE
SELECTOR
0 IC43
3.3
IC43
0
3.3
IC43
0
3.3
3.3
0
0
IC43
0
0
IC43
0
0
3.3
G H I
E5
MAIN (2)
MAIN (3)
R model
VOLTAGE
SELECTOR
0
-4.7 -4.7
0
0
0
0
0
0 5.1
0
-4.7
0
-4.7
0
0
0
5.1
J K L
To POWER TRANSFORMER
CB51
MAIN (4)
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
M N
RX-V367/HTR-3063
IC41: NJM2586AM (TE2)
Wide band 3-input 1-output 3-circuit video amplifier
75
6dB
CH1 IN1 1 24 CH1 OUT
Amp Driver
Bias
Cont1
23 PS
SW 1 2
Cont1
Cont2
6dB 75
CH1 IN2 3 22 CH2 OUT
Driver
Amp
Bias
+
SW 2 4 21 V 2
Cont1
6dB 75
CH3 OUT
CH1 IN3 5 Driver 20
Amp
Bias
GND 6 19 GND
+ -
V 1 7 18 V 2
CH2 IN1 8 17 CH3 IN1
Bias Bias
GND 9 V - 1
16
CH2 IN2 10 15 CH3 IN2
Cont2 Cont2
Bias Bias
GND 11 14 GND
CH2 IN3 12 CH3 IN3
13
Bias Bias
IC42: TC74HC4051AFEL
8-channel analog multiplexer/demultiplexer
COM
OUT C IN 0
1
A 4 1 16 Vcc
2 6 2 15 2
3 COM 3 14 1
B
7 4 13 0
4
5 5 12 3
5
C
INH 6 11 A
6
V EE 7 10 B
OUT C IN 7
INH GND 8 9 C
IC43: LA73050-TLM-E
6-channel 75-ohm video driver
and must be replaced
87