A
1
2
3
4
5
6
7
8
9
10
RX-V10MK
2
2
2
2
2
B
C
D
E
F
H
I
J
K
L
M
N
■
SCHEMATIC DIAGRAM (FUNCTION)
IC704-707, 710, 711 : uPC4570G2
Dual OP-Amp
IC471, 652, 712, 715 : NJM2068MD
IC708, 709 : NJM4558MD
Dual OP-Amp
■
IC BLOCK
A OUT
A –IN
A +IN
V–
V+
B OUT
B –IN
B +IN
IC651 : NJU7313
Analog Function Switch
2
3
4
5
6
7
8
9
10
11
12
13
28
1
14
15
16
17
18
19
20
21
22
23
24
25
26
27
LEVEL SHIFTER
LATCH
LEVEL SHIFTER
LATCH
CONTROL
R1
R2
R3
R4
R-COM1
R5
R6
R-COM2
R7
R8
R-COM3
DATA
CK
Vss
L1
L2
L3
L4
L-COM1
L5
L6
L-COM2
L7
L8
L-COM3
ST
V
DD
V
EE
IC713, 714 : TC4053BF
Tripel 2-Channel Multiplexer / Demultiplexer
IC801 : uPD4066G-T1
Quad Bilateral Switch
1
2
3
4
5
6
7
14
13
12
11
10
9
8
SW
A
SW
D
SW
B
SW
C
IN/OUT
OUT/IN
OUT/IN
IN/OUT
CONT B
IN/OUT
IN/OUT
VDD
CONT A
CONT D
IN/OUT
OUT/IN
OUT/IN
IN/OUT
SIG/A
SIG/B
SIG/C
SIG/D
TEST POINT WAVEFORMS
Point
4
(Pin 15 of IC401)
V : 2V/div
Disconnect the
power cord from
the AC outlet.
This waveform is not available by pushing the
power switch ON and OFF.
With the POWER
switch turned ON,
connect the
power cord to the
AC outlet.
Point
5
CH1 : Pin 10 of IC401
CH2 : Pin 74 of IC401
V : 2V/div
H : 0.5sec/div
DC range
1 : 1probe
SAMPLE
0.1
µ
s
2V
2V
2V
SAMPLE
0.5s
CH1
0V
CH2
0V
Point
6
(Pin 56 of IC703)
V : 2V/div
H : 50nsec/div
AC range
1 : 1 probe
2V
SAMPLE
50ns
0V
PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND IC’s.
AN78N05
NJM78L05A
NJM2068MD
NJM4558MD
uPC4570G2
uPD4066G-T1
TC4053BP
LC74781-9626
NJU7313
YSS203B-F
2SA933S(Q, R)
2SC1740S(R, S)
DTA144ES
DTC144ES
2SC535(A, B, C)
2SC2878(A, B)
MA8091-H
Anode
Cathode
1SS355
Anode
Cathode
E
C
B
IN
OUT
COM
1:INPUT
2:COMMON
3:OUTPUT
M38B59MFH-A100FP
24
25
40
41
64
65
80
LH5P832N-10
★
All voltages are measured with a 10M
Ω
/V DC electric volt meter.
★
Components having special characteristics are marked and
must be replaced with parts having specifications equal to those
originally installed.
★
Schematic diagram is subject to change without notice.
40
REAR
(Lch)
REAR
(Lch)
MAIN
(Lch)
MAIN
(Lch)
MAIN
(Lch)
TUNER
(Lch)
MAIN
(Lch)
CENTER
5. 2
0
5. 3
0
5.2
5.2
0
0
0
4.5
4.6
5.3
0
5.2
5.2
0
3.8
5.2
5.1
5.2
0
2.2
2.5
5.2
0
0
0
0
5 .2
0 .9
0
0
0
-23.1
-23.1
-23.1
-23.1
-21.0
-23.1
-23.1
-20.8
-20.8
-20.8
0
0
0
0
5.2
0
5.3
0
5.2
0
5.2
5.2
5.2
5.2
5.2
5.0
5.2
0
0
-23.3
0
0
0
0
5.1
5.1
5.1
~ ~ ~ ~ ~
~
~
~
~
~
~
~
~
~
~
-23.1
-23.1
-20.8
-20.8
~
~
-20.8
~
-17.6
-17.6
-23.1
-23.1
~
-23.1
-23.1
-23.0
~
~
~
~
~
~
~
5.1
5.1
-17 .6
-17 .6
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
4.5
5.2
4.5
-9.3
12.0
0.1
0.1
-12.3
14.2
0
-14.1
0
0
13.4
2.5
2.5
-13.4
2.5
13.4
2.5
2.5
-13.4
2.5
2.5
13.4
0
0
-13.4
0
0
13.4
-13.4
0
0
0
0.7
14.2
13.4
0
0.7
0
13.2
0
0
-13.4
0
0
2.5
2.5
-13.4
2.5
13.4
0
0
-13.4
0
0
0
2.5
-13.4
2.5
2.5
-13.4
13.4
0
0
0
-13.4
5.0
5.0
5.0
5.0
13.4
0
0
0
0
0 0
0
0 0
0
0
0
0
0 0
0
0
0
0
0
0
5.5
0
0
5.5
9.2
0
0.1
0
-9.3
9.3
9.3
9.2
9.2
0
0
0
-9.3
9 .3
0
0
0
0
0
-9 .3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-9.3
-9.3
13.7
2.4
2.4
-13.9
0
0
9.3
9.3
9.3
9.3
5.5 14.2
13.7
0
0
0
0
-9.3
-9.3
-9.3
1.1
2.2
1.0
0.5
2.4
0
0
5.0
10.9
1.7
0
5.0
1.9
1.1
4.3
5.0
4.9
5.0
0
5.0
0
2.0
5.0
1.1
0
1.7
0
2.4
2.5
0
2.3
2.4
5.2
2.4
2.4
5.0
2.5
2.4
2.4
2.4
2.4
2.4
2.6
2.4
2.4
2.4
4.7
4. 9
0
2.5
2.5
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
10.8
5.0
2.5
2.5
2.4
2.4
2.4
4.9
5.0
2.5
2.5
2.5
2.5
2.5
2.6
2.4
2.4
2.2
2.2
4.9
4.9
4.9
2.4
0
2.5
2.5
2.5
2.5
0
0
2.5
2.5
2.5
2.4
2.4
2.4
2.4
2.5
2.5
5.0
4.9
4.9
2.4
2.5
2.5
2.4
2.4
2.4
2.4
2.4
2.4
0
0
2.4
2.4
2.4
2.4
4.7
2.4
2.4
2.4
SYSTEM
CONTROL
TONE CONTROL
RAM
DOLBY PRO LOGIC
DECODER
BUFFER
INPUT SELECTOR
MULTIPLEXER/
DEMULTIPLEXER
OSD
5
6
3
2
2
3
6
5
6
5
4
6
5
T
O VOL(1) CB553
P42
A-8
TO TUNER
CB6
P43
(B,G only)
H-5
INPUT
T
O VOL(2) CB442
P42
L-3
T
O VOL(1) CB535
P42
A-6
T
O VOL(1) CB536
P42
A-7
TO MAIN(2)
CB254
P41 B-4
TO MAIN(9)
CB332
P41
J-6
T
O MAIN(1)
CB1
10
P41
I-7
T
O MAIN(1)
CB182
P41
SW321
SPEAKERS
RYC2
RYC1
SMUTE
+S5
D-3
T
O VOL(1)
CB557
P42
E-6
AUDIO
SIGNAL
L
R
L
VCR
R
L
R
L
R
L
R
L
R
T
O MAIN(5)
CB902
P41
C-2
T
O VOL(3)
CB601
P42
H-8
T
O MAIN(7)
CB192
P41
M-4
PHONES
TAPE/MD
3
V-AUX
C822
0.01
(J,B,G only)
(R only)
(R only)
C821
0.047
(J,B,G only)
C823
0.01
(J,B,G only)
4
:NOT USED
:USED
w
w
w
.
x
i a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299