Yamaha RX-V557 Service Manual page 92

Av receiver/av amplifier
Hide thumbs Also See for RX-V557:
Table of Contents

Advertisement

A
B
C
RX-V557/HTR-5850/DSP-AX557/RX-V457/HTR-5840/DSP-AX457
SCHEMATIC DIAGRAM (VIDEO)
DSP-AX457
(J model)
1
2
3
4
5
6
7
8
9
10
# All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
# 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.
★ 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。
92
D
E
F
Page 90
H3
to SUBTR (2)
J model
VIDEO
s
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。
G
H
I
IC851, 852: TC74HC4053AF
Analog Multiplexer/Demultiplexer
INHIBIT
VCC
6
16
A
11
LEVEL
BINARY TO 1-OF-8
B
10
CONVERTER
DECODER WITH INHIBIT
C
9
GND
8
VEE
7
0X
12
SW
14
X-COM
1X
13
SW
0Y
2
SW
15
Y-COM
1Y
1
SW
0Z
5
SW
4
Z-COM
1Z
3
SW
IC853: NJM2581M
Video Amp
6dB
75Ω
VIN1
1
AMP
Driver
14
V+1
BIAS
NEE1
2
13
VOUT1
6dB
75Ω
VIN2
3
12
V+2
AMP
Driver
BIAS
VEE2
4
11
VOUT2
75Ω
VIN3
5
6dB
10
V+3
AMP
Driver
BIAS
VEE3
6
9
VOUT3
7
REF
PowerSave
8
GND
J
K
L
M
N

Hide quick links:

Advertisement

Table of Contents
loading

This manual is also suitable for:

Htr-5850Rx-v457Htr-5840Dsp-ax457Dsp-ax557

Table of Contents