A
1
2
3
4
5
6
8
9
B
C
D
E
G
H
I
J
K
L
CRX-E150
SCHEMATIC DIAGRAM (INPUT)
E-42/J-38
HZS5C1
HZS12A2TD
8
7
6
5
4
3
2
1
OUT1
–
Vcc
+IN2
–
IN2
OUT2
+Vcc
–
IN1
+IN1
IC301~303, 751: NJM2068D-D
Dual OP-Amp.
IC752: LB1641
Motor Driver
2
3
P1
5
IN 1
1
GND
4
VZ
6
IN 2
OUT
1
8
VCC 2
10
OUT
2
9
P2
INPUT LOGIC
PRE DRIVER
7
VCC 1
IC305: NJM78L05A-T3
Voltage Regulator
INPUT
OUTPUT
GND
NJM78L05A-T3
1: IN
2: GND
3: OUT
IC304: LC78211
Analog Function Switch
1
2
3
4
5
6
7
8
9
10
11
30
29
28
27
26
25
24
23
22
21
20
19
16
12
18
17
14
15
13
LEVEL SHIFTER
LATCH
CONTR
OL
SHIFT REGISTER
ZZ
ZZ
ZZ
L1
L2
L3
L4
LCOM1
L5
L6
L7
L8
RES
S
V
DD
V
SS
V
EE
LCOM2
LCOM3
R1
R2
R3
R4
RCOM1
RCOM2
RCOM3
R5
R7
R8
D1
CL
CE
R6
IC306: 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
2SC2878
E
C B
2SC4488
E
C
B
2SC1740S
DTA114ES
E
C
B
Anode
Cathode
PIN CONNECTION DIAGRAM OF TRANSISTORS,
DIODES AND ICS.
NJM2068D-D
1
4
8
LB1641
1
10
1
15
30
LC78211
LC72722
1
12
24
★
All voltage are measured with a 10MΩ /V DC electric volt meter.
★
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.
x: NOT USED
O: USED / APPLICABLE
Point
1
Pin 12 of IC306
MUTING
INPUT SELECTOR
RDS DRIVE
OPERATION KEY
TONE
CONTROL
MOTOR
DRIVE
VOLUME
5
6
7
6
5
1
3
2
8
2
3
30 29
27
24
22 21
1
2
4
3
6
7
9 10
26
23
20
8
5
6
2
3
4
1
7
5
8
11
28
25
7
5
6
7
2
3
1
E-43/J-39
FR
OM OPERA
TION
F8
FR
OM
TUNER
E-45/J-41
FR
OM MAIN (1)
C4
E-42/J-38
T
O INPUT (3)
H8
E-43/J-39
TO OPERATION
B8
E-45/J-41
FROM MAIN (1)
I7
E-45/J-41
TO MAIN (1)
D8
E-42/J-38
FROM INPUT (3)
I8
E-42/J-38
TO INPUT (2)
I6
E-42/J-38
FR
OM INPUT (1)
G7
1
0
0
-14.9
-14.9
14.8
0
0
0
0
0
0
0
0
0
0
-14.8
0
0
-14.8
0
0
0
0
14.8
-14.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4.8
0
0
14.8
-14.9
11.5
11.6
12.1
0
0
5.0
5.0
-14.8
-14.8
11.5
0.5
0
0
0 4.8 4.8 0.2
0 5.0 2.4
2.6
0
0
2.5
2.5
0
4.9
2.5
2.5
0
0.6
0.8
0.6
0
0
0
10.4
10.4
0.7
0.6
14.8
0.1
0
0.1
0.1
-14.9
CD
MD
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
