Yamaha RX-Z9, Service Manual

Page: 136 / 190

A B C D E F G H
1
2
3
4
5
6
I J K L M N O
7
8
9
10
136
RX-Z9/DSP-Z9
SBL+/SBL-
SL+/SL-
C+/C-
L+/L-
SWL
SWL
PL
L
PL
C
SL SBL
SWL
PL
SBL
SL
C
L
LEVEL VOLUME
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
5.0
5.0
4.7
4.7
4.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
5.0
5.0
4.7
4.7
4.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
5.0
5.0
4.7
4.7
4.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
5.0
5.1
4.7
4.7
4.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
5.0
5.1
4.7
4.7
4.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
5.0
5.1
4.7
4.7
4.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
5.0
5.0
4.7
4.7
4.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
5.0
5.0
4.7
4.7
4.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0 0
11.5
0
0
-0.3
-0.3
-0.3
-11.6
-12.8
0
11.5
0
-12.6
0
0
0
0 0
11.5
0
-12.6
0
0
0
0 0
11.5
11.5
11.5
11.5
5.0
5.0
5.7
5.7
5.7
0
0
0
0
0
0
0
0
0
0 11.5
-12.6
0.1
5.1
0
-12.6
0
0
0
0
0
11.5
0
-12.6
0
0
0
0
0
11.5
0
-12.6
0
0
0
0
0
11.5
0
-12.6
0
0
0
0
0
11.5
0
-12.6
0
0
0
0
11.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-12.6
-12.6
-12.6
-12.6
0.7
0.7
0.7
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-0.3
-0.3
-0.3
0
10.2
9.8
0
10.2
9.8
0
10.2
9.8
0
10.2
9.8
0
10.2
9.8
0
10.2
9.8
0
10.2
9.8
0
-11.3
10.2
0
-11.3
10.2
0
-11.3
10.2
0
-11.3
10.2
0
-11.3
10.2
0
-11.3
10.2
0
-11.3
10.2
12.7
-11.8
11.6
11.6
11.6
10.2
10.2
10.2
10.2
-11.3
-12.6
-12.6
-10.2
-11.5
-11.6
-11.6
9.8
10.9
-12.6
-12.6
-12.6
-12.6
0.7
0.7
0.7
0.7
0.7
0
0
0
0
0
0
0
0
0
0
0
11.5
-12.6
-12.6
-12.6
-12.6
-12.6
0
0
0
-12.6
0
1.3
0
1.3
0
11.5
0
-12.6
0
0
0
-12.6
0
0
0
0
11.5
0 0
-12.6
0
0
0
0
0
0
5.0
5.0
4.7
4.7
4.7
TO VIDEO TOP CB23
Page 140 J-5
TO VIDEO TOP CB24
Page 140 J-6
TO POWER (2) CB701
Page 143 J-3
TO MAIN (R)-R
CB661
Page 139 H-2
TO MAIN (L)-L
CB301
Page 138 A-2
TO MAIN (R)-L
CB301
Page 139 A-2
TO MAIN (L)-R
CB421
Page 138 H-2
X: NOT USED
EUROPE
IC31–34, 36 : OP275GSR
IC35, 42 :
µ
PC4570G2
IC38–41, 43, 44 : NJM2068MD-TE2
Dual OP-Amp
– +
OUT1
–IN1
–VCC
+VCC
OUT2
1
2
3
4 5
+IN1 –IN2
+IN2
– +
6
7
8
IC22–30 : YAC520-EE2
High Grad Stereophonic Digital
Volume
12
9
8
17
16
18
2
20
19
1
7
11
4
3
5
6
15
14
LIN2
LOUT
VREF
ICN
TE
ZCEN
SDATAO
SDATAI
CSN
SCLK
ROUT
LIN1
DVSS
DVDD
AVSS
AVDD
RIN1
RIN2
VREF
GENERATOR
&
RESET
PULSE
GENERATOR
S/P
REGISTER
ZERO
CROSS
DETECTION
CONTROL
REGISTER
L
R
VREF
+
–
VREF
+
–
256
256
16
IC37 : TC9162AF
Analog Switch Array
2
3
4
5
6
7
8
9
10
11
12
13
27
26
25
24
23
22
21
20
19
18
17
16
LEVEL
SHIFTER
LA
TCH
LEVEL
SHIFTER
LA
TCH
L-S1
L-S2
L-COM1
L-S3
L-S4
L-COM2
L-S5
L-S6
L-COM3
L-S7
L-COM4
ST
R-S1
R-S2
R-COM1
R-S3
R-S4
R-COM2
R-S5
R-S6
R-COM3
R-S7
R-COM4
DATA
CK 15
SHIFT REGISTOR
1 14 28
VSS VDD GND
■
SCHEMATIC DIAGRAM (FUNCTION 2/2)
* All voltages are measured with a 10M
Ω
/V DC electronic volt meter.
* Components having special characteristics are marked Z and
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.