Yamaha HTR-6150, Service Manual

Page: 90 / 114

IC81
IC82
IC83
CB82
CB84
CB81
CB83
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-V563/HTR-6150/DSP-AX563
90
★
All voltages are measured with a 10M
Ω
/V DC electronic voltmeter.
★ 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.
DSP 8/8
0 3.0
3.3
0
1.6
1.3
2.9
0
3.3
3.3
3.3
3.3
0
1.3
3.3
3.3
0
0
0
0.6
1.2
2.7
1.1
1.8
3.1
0.3
3.3
3.3
0
1.6
3.3
0.8
0
0
0
3.3
1.7
0.4
0
1.8
3.1
0.3
0
0
3.3
0
3.3
0
1.2
0
1.7
0
0.6
3.3 3.3
0
3.3
3.3
3.3
IC81 : ADC084S021 CIMM
4-channel, 200 ksps, 8-bit A/D converter
IN1
IN2
IN3
MUX T/H
VA 8-Bit
SUCCESSIVE
APPROXIMATION
ADC
GND
IN4
GND
SCLK
CONTROL
LOGIC
CS
DIN
DOUT
CS 1
VA 2
GND 3
IN4 4
IN3 5
SCLK
ADC084S021
10
DOUT 9
DIN 8
IN1 7
IN2 6
IC82, 83 : SN74LV4051APWR
8-channel analog multiplxers/demultiplexers
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
COM
INH
C
B
A
11
10
9
6
3
13
14
15
12
1
5
2
4
1
2
3
4
5
6
7
8 9
10
16
15
14
13
12
11
Y4
Y6
COM
Y7
Y5
INH
GND
GND
V
CC
Y2
Y1
Y0
Y3
A
B
C
INPUTS
ON
CHANNEL INH
L
L
L
L
L
L
L
L
H
L
L
L
H
H
H
H
X
C
L
L
H
H
L
L
H
H
X
L
H
L
H
L
H
L
H
X
L
Y1
Y2
Y3
Y4
Y5
Y6
Y7
None
Y0
B A
SELECTOR1
ADC
SELECTOR2
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 4/8
to DSP 5/8
to DSP 6/8
to DSP 6/8
to DSP 4/8
to DSP 4/8
to DSP 4/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 3/8
to DSP 3/8
to DSP 4/8
to MAIN_CB401 P
age 94
D10
to OPERATION (2)_W700
Page 92 B7
to OPERATION (2)_W702
Page 92 B6
to OPERA
TION (1)_CB603
P
age 91
G8