A
1
2
3
4
5
6
8
9
B
C
D
E
G
H
I
J
K
L
TSX-10/15/20
SCHEMATIC DIAGRAM (MAIN)
H
All v oltage are measured with a 10MΩ /V DC electric volt meter.
H
Components ha ving special characteristics are marked
s
and must be replaced
with parts having specifications equal to those originally installed.
H
Schematic diag ram is subject to change without notice.
42
IC1: LC72722
RDS Decoder
+
REFERENCE
VOLTAGE
57kHz
bpf
(SCF)
CCB
TEST
PLL
(57kHz)
ANTIALIASING
FILTER
SMOOTHING
FILTER
RAM
(24 BLOCK DATA)
ERROR CORRECTION
(SOFT DECISION)
SYNC/EC
CONTROLLER
SYNC
DETECT-1
DATA
DECODER
CLOCK
RECOVERY
(1187.5Hz)
MEMORY
CONTROL
OSC/DIVIDER
VREF
CLK(4.332MHz)
SYNC
DETECT-2
VDDA
VSSD
VDDD
RDS-ID
SYNC
SYR
VSSA
MPX IN
DO
CL
DI
CE
T1
T2
T3
T4
T5 T6 T7
X IN
VREF
FL OUT
C IN
X OUT
3
14
15
19
18
24
1
5
6
4
2
20
21
22
23
7
8
9
10
11 16 17
13
12
8
7
6
5
4
3
2
1
OUT1
–Vcc
+IN2
–IN2
OUT2
+Vcc
–IN1
+IN1
IC6: BA15218F
Dual OP-Amp.
IC5: TA2020-020
20W x 2ch Digital Audio Amp.
IC2: NJM78L09L
Voltage Regulator
IC3: NJM78M12FA
Voltage Regulator
INPUT
OUTPUT
COMMON
V
IN
V
OUT
GND
1
9
10
14
11
12
13
4
32
31
17
5
2
3
8
7
15
16
19
22
28
25
30
20
27
29
23
21
6
18
24
26
NC
VP
IN1
IN2
REF
DCAP1
DCAP2
SLEEP
NC
NC
V5D
V5A
AGND1
AGND2
AGND3
PGND2
PGND1
DGND
VDD2
VDD1
VDDA
CPUMP
OUTM2
OUTM1
OUTP2
OUTP1
OVERLOADB
FAULT
5VGEN
BIASCAP
MUTE
VP
VDD1
VDD1
5V
PGND1
PGND1
VDD2
VDD2
PGND2
PGND2
PROCESSING
&
MODULATION
PROCESSING
&
MODULATION
D3SBA20
–
–
+
+
~
~
~
~
S1NB20
NJM78M12FA
NJM78M05FA
1: OUT
2: COM
3: IN
1
32
OUT
COM IN
BCE
2SD2396
2SC1740S
2SA933S
2SC3330
E C
B
Anode
Cathode
1SS355
MA8270-M
1SR154-400
MA8120-M
MA8056-M
RB160L-40
MA8150-M
MA8160-L
BA15218F
TA2020-020
1
4
8
DTA114EKA
2SD1938F
2SC2412K
B
E
C
2SC1674
2SC4488
E
C
B
LC72722
NJM78L09A
1
12
24
TUNER
-11.3
-11.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.4
7.1
7.1
7.1
7.1
7.1
7.1
7.0
7.0
7.0
7.0
17.9
18.0
18.0
17.9
0.2
0.2
2.1
2.6
3.1
0.7
0.7
0.1
26.0
18.0
18.0
15.0
15.0
15.0
15.4
15.4
11.9
0
0
14.4
35.0
18.0
18.0
AC14.8
8.8
8.8
0
0
0
0
0
21.8
-26.8
-41.1
0
-15.9
-15.9
-41.3
-0.4
-0.4
0.4
-28.0
12.9
12.9
12.8
12.8
0
-8.2
4.5
4.2
9.9
9.9
5.1
5.6
5.6
-16.6
7.0
7.1
2.8
5.0
-11.5
-16.6
-12.1
17.5
0
0
14.4
0
2.3
5.0
5.0
5.0
9.0
11.9
11.9
18.0
5.0
5.0
5.0
-11.3
2.3
0
0
0
0
0
0
0
0
0
0
0
0
7.1
7.1
7.1
7.1
14.4
0
0
0
2.4
2.4
2.4
1.1
5.1
5.1
7.1
14.4 14.4
16.8
23.0
0
2.5
2.4
0
0
11.0
11.0
11.6
0.5
11.9
-11.4
-11.3
-11.3
0
0
0
AC23.8
AC3.6
AC8.6
To DIGITAL (1)
CB408
To POWER
TRANSFORMER
To MAIN (1)
CB13
To DIGITAL (2)
CB207
To DIGITAL (1)
CB409
To DIGITAL (2)
CB210
To DIGITAL (2)
CB206
VOLTAGE LIMITTER
FAN DRIVE
SW MUTE
SP RELAY
DC DETECT
ZOBEL
CIRCUIT
ZOBEL
CIRCUIT
LOW PASS
FILTER
AMP MUTE
POWER AMP
RDS DECORDER
POWER SUPPLY
AMP MUTE
HEADPHONE AMP &
SUBWOOFER AMP
AMP
MUTE
SW
MUTE
SP-RY
MAIN 1
MAIN 2
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
