TECHNICS SA-EH590EG, SA-EH59EP Schematic msc 02

SCHEMATIC DIAGRAM-2

OPERATION CIRCUIT

A

5.1V
EVQVBXFK124B

(VOLUME)

COM

C151

16V10

C158

6.3V47

560P

C154

47P

C157

VR901

BA

1 2 3

IC151
C1BB00000527

RDS SIGNAL
DEMODULATOR

2.5V
1

2.5V
2

5.1V
3

4

2.5V
5

2.5V
6

7

8 9

22K

R962

100

R945

DEA

VREF

HPX IN

V

DDA

VssA

FL OUT

CIN

TEST

X OUT

X151

(4.332MHz)

C152
330P

: POSITIVE VOLTAGE LINE
: NEGATIVEVOLTAGELINE

0.01

C917

C918

22K

R961

100

R943

RDCL

RDDA

MODE

V

IDR

RST

DDD

VssD

XIN

C909

16

2.6V

15

2.6V

14

0V

13

1K

R157

12

5.1V

11

10

2.5V2.7V

47P

C156

6.3V100

1000P

R151

R153

C155

R946

1K

1K

100K

1000P

1K

R152

100K

R154

C153

1000P

L151

100 H

R158

1K

BC

: AUDIO SIGNALLINE
: TUNER SIGNAL LINE

Z901
B3RAD0000028

(REMOTE SENSOR)

3

2

1

C159

C160

6.3V47

1000P

L152

MAIN CIRCUIT

B

7.6V

-

A.GND

Lch IN
Rch IN

+B(10V)

SUR L

SUR R

S.W
MIC

-B(-

10V)
V.GND
D.GND

CS/ REQ

CLK

DATA

CT GND

SH FL1
SH FL2

SYNC

1
2
3
4
5
6
7
8

9
10
11

W501
1
2
3
4

R512 47 R510 47

5
6
7
8
9

10
11
12
13
14
15
16
17
18
19
20

W902A

15
14
13
12
11
10

9
8
7
6
5
4
3
2
1

W901A
15
14
13
12
11

6V

10

9
8
7
6
5
4
3
2
1

CP101

1
2
3
4
5
6
7
8

9
10
11

R51147R509

10.4V

7.2V

R230

1K

R229 1K

47

A
B

A

B

B
E
F
G

C
D
E
F
G

J

K

L
M

I

A

B

G

B
F
A
E
D
C

C735

R597

2.2K

R598

2.2K

Q707
2SB1417PQTA

REGULATOR

-

30.1V

C708

0.047

-

30.7V

C706

35V10

Q723
2SC3940AQSTA

REGULATOR

14.7V7.2V

7.8V

0.047

C740

C733

16V10

R564

-

37.3V

0.047

2.7K

C707

R764

330

0.047

D737

MA4082LTA

R563

2.7K

R708

D721

R763

4.7K

4.7K

MA4300MTA

TUNER Lch

TUNER Rch

To
SOUND
PROCESSOR
(SH-EH590)

ABC

W902B

15
14

-30.1V
W901B

13
12
11
10

9
8
7
6
5
4
3
2
1

15
14
13
12
11
10

9
8
7
6
5
4
3
2
1

Z120
RAN0005EM-2

(TUNER PACK)

T.GND

+B(1)

SD

+B(2)

DET

Rch

CE

Lch

DI

DO

CL

A
B
C
D
E
F

H

I
J
K
L

D906

MA165TA

D907

MA165TA
U
N
O

Q

S

T

100 H

6V

L153

1 H

120

R155

D151

MA4051MTA

C655

16V10

R605

C737

10.4V

4.7K

50V100

R687

1.5K

C656

16V10

R601

3.3K

R688

1.5K

4.7K

R606

C602

16V10

B

A

Q606
2SD2144STA

MUTING

1K

R684

Q609,610
2SD2144STA

MUTING

A

0.01

C509

B

0.01

C510

D705

RL1N4003N02

D718

RL1N4003N02

D717

RL1N4003N02

C731
1000P

D720

RL1N4003N02

D719

RL1N4003N02

-

0V

0V

10V

Q609

Q610

C741

0.1

R602

3.3K

0V

-

10V

-

10V

R695

R696

R693

R692

C714

470

47K

1K

1K

1000P

A
B

D611

MA4051MTA

4.9V

Q612
UN411FTA

MUTING CONT.

R694

22K

H
A

D

C

C664

C725

5.1V

-

16V10

16V47

10.2V

C715

25V4700

14.7V

SA-EH590(EG,EP) OPERATION,MAINCIRCUITDIAGRAM

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