★
All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★
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.
A
1
2
3
4
5
6
7
8
9
10
B
C
D
E
F
H
I
J
K
L
M
N
85
MAIN 2/5
YMC-700/YMC-500
CB50
CB51
5.0
5.0
0
5.0
2.3
2.0
3.3
3.3
3.3
1.5
0
1.7
1.7
1.7
1.7
1.7
1.7
0
0
3.3
0
3.3
0
0
0
0
3.3
3.3
3.3
-5.0
0
0
-5.0
5.0
12.0
3.3
0
0
14.0
0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
0
3.3
0
0
0
0
0
0
0
3.3
0
0
0
12.0
12.0
1.7
0
1.7
3.3
12.0
0
0
28.0
28.0
14.0
0
0
14.0
28.0
0
28.0
14.0
0
0
14.0
28.0
28.0
0
0
12.0
0
12.0
3.3
0
0
3.3
0
0
0
0
0
0
0
3.3
0
0
0
12.0
12.0
1.7
0
1.7
3.3
12.0
0
0
28.0
28.0
14.0
0
0
14.0
28.0
0
28.0
14.0
0
0
14.0
28.0
28.0
0
0
12.0
0
12.0
3.3
0
0
3.3
0
0
0
0
0
0
0
3.3
0
0
0
12.0
12.0
1.7
0
0
3.3
12.0
0
0
28.0
28.0
0
0
0
0
28.0
0
28.0
14.0
0
0
14.0
28.0
28.0
0
12.0
-5.0
0
0
-5.0
SUB
WOOFER
FRONT L
CENTER
SURROUND L
IC54
: NJM4565M
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
IC51-53
: TAS5342LDDV
100 W stereo digital amplifier power stage
OTW
2
5
15
14
13
7
17
18
16
8
6
SD
M1
M2
M3
RESET_AB
RESET_CD
PWM_D
PWM_C
PWM_B
PWM_A
VDD
VREG
AGND
GND
OC_ADJ
GVDD_D
BST_D
PVDD_D
OUT_D
GND_D
GVDD_C
BST_C
PVDD_C
OUT_C
GND_C
GVDD_B
BST_B
PVDD_B
OUT_B
GND_B
GVDD_A
BST_A
PVDD_A
OUT_A
GND_A
Internal Pullup
Resistors to VREG
Protection
and
I/O Logic
Under-
voltage
Protection
Power
On
Reset
Temp.
Sense
VREG
4
4
Isense
PWM
Rcv.
Ctrl.
Timing
PWM
Rcv.
Ctrl.
Timing
Gate
Drive
Gate
Drive
BTL/PBTL-Configuration
Pulldown Resistor
BTL/PBTL-Configuration
Pulldown Resistor
BTL/PBTL-Configuration
Pulldown Resistor
BTL/PBTL-Configuration
Pulldown Resistor
Ctrl.
Timing
Gate
Drive
Ctrl.
Timing
Gate
Drive
PWM
Rcv.
PWM
Rcv.
Overload
Protection
21
12
11
10
9
23
28
24
26, 27
29
22
33
32
31
30
1
36
34
35
37
44
39
43
40, 41
38
1
2
3
5
4
7
6
8
1. A OUTPUT
2. A-INPUT
3. A+INPUT
4. GND
5. B+INPUT
6. B-INPUT
7. B OUTPUT
8. V
+
IC55
: NJM2904M (TE3)
Single supply dual operational amplifier
A
B
SPEAKERS
CENTER
SURROUND
L
L
R
R
FRONT
DIGITAL AMPLIFIER
DIGITAL AMPLIFIER
DIGITAL AMPLIFIER
YMC-500
to MAIN 1/5
to MAIN 3/5
YMC-700
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
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
