Aiwa FR-RDS600 Service Manual

FR-RDS600

EZ(S)

SERVICE MANUAL

RADIO RECEIVER

This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-008-348-8T1).

S/M Code No. 09-008-348-8R1

REVISION

DATA

SPECIFICATIONS

Design and specifications are subject to change without

•

notice

.

ACCESSORIES/PACKAGE LIST

REF. NO PART NO. KANRI DESCRIPTION

NO.

1 8A-RU3-905-010 IB,EZ(EGF)C
1 8A-RU3-907-010 IB,EZ(PHNCZ)C
1 8A-RU3-906-010 IB,EZ(SID)C

2

ELECTRICAL MAIN PARTS LIST

REF. NO PART NO. KANRI DESCRIPTION

IC
8A-RU3-606-010 IC,TC9298F

8A-RU3-605-010 IC,TC9323F020
8A-RUA-605-010 IC,CXA1619BS
S7-172-340-1A0 LC72343G-9961

TRANSISTOR
89-508-804-080 C-FET,2SK880Y

87-026-230-080 CHIP-TR,DTA114YK
89-327-126-080 73TR,2SC2712(Y)
89-320-011-280 TR,2SC2001K
87-026-214-080 TR,DTA114YS

89-414-680-080 TR,2SD1468S
89-318-155-080 TR,2SC1815 (0.4W)
86-NFZ-657-080 TR,2SC1923(O)
87-026-462-010 TR,2SC1740S
S7-805-000-020 TR,PE8050B,C,D

S9-011-800-180 TR,2SK118R
89-110-155-080 TR,2SA1015 (0.4W)

DIODE
87-070-345-080 DIODE,IN4148

87-A40-256-080 C-DIODE,RB441Q-40T-72
87-020-339-080 CHIP DIODE 1SS226
87-001-913-080 ZENER UJZJ5-6B 5.6V, 1/2W
87-017-567-080 DIODE,SVC342M-V

87-A40-226-080 DIODE,SVC251SPA
87-A40-138-080 ZENER,BZX55/C2V7
87-A40-398-010 DIODE,1N4001
87-A40-041-010 ZENER,RD6.2B1ES
S0-100-221-200 ZENER,2.2V

MAIN C.B
C404 87-010-560-040 CAP,E 10-50 GAS

C409 87-010-560-040 CAP,E 10-50 GAS
C427 87-010-404-010 CAP,E 4.7-50M SME
C431 87-010-555-040 CAP,E 100-10 GAS
C433 87-010-375-010 CAP,E 330-10 M SME

C435 87-010-560-040 CAP,E 10-50 GAS
C436 87-010-491-040 CAP,E 0.22-50 GAS
C437 87-010-493-040 CAP,E 0.47-50 GAS
C438 87-010-560-040 CAP,E 10-50 GAS
C439 87-010-404-010 ELECT CAP 4.7MFD/50V

C463 87-010-237-010 CAP,E 1000-16 M SME
C464 87-010-380-010 CAP,E 47-16 M SME
C467 87-010-555-040 CAP,E 100-10 GAS
C468 87-010-555-010 CAP,E 100-10 M 5L SRE
C478 87-010-560-040 CAP,E 10-50 GAS

C502 87-010-555-040 CAP,E 100-10 GAS
C508 87-010-555-040 CAP,E 100-10 GAS
CF401 87-PC4-617-010 FLTR,SFE10.7MA5
CF403 8A-RH2-611-010 FLTR,SFU450 B

!

ICP401 87-001-486-010 ICP-N15

L405 87-005-151-080 COIL,2.2UH
L406 8A-RU6-621-010 COIL,FM BPF 4T-4.5-0.8
L407 S0-101-560-030 INDUCTOR,15uH
SW401 S2-200-711-000 SW,SLIDE SK22F03G7
SW402 S2-200-711-000 SW,SLIDE SK22F03G7

NO.

REF. NO PART NO. KANRI DESCRIPTION

SW403 S2-200-711-000 SW,SLIDE SK22F03G7
SW404 S2-200-711-000 SW,SLIDE SK22F03G7
SW405 8A-RU6-615-010 SW,TACT PLATE LARGE
T401 S8-539-390-750 IFT,AM OSC
T403 S8-206-440-070 IFT,LW OSC

TC401 8A-RU6-624-010 TRIMMER,30P GRN
TC402 8A-RU6-624-010 TRIMMER,30P GRN
VR401 8A-RU6-616-010 VR,RTRY 50KA H
WH401 S1-001-002-000 CONN,10P
WH402 S1-101-002-000 CONN,11P

X401 87-A70-091-010 VIB,XTAL 4.332MHZ CSA-309

CPU C.B
C201 87-012-286-080 CAP, U 0.01-25

C203 87-012-286-080 CAP, U 0.01-25
C204 87-010-404-010 CAP,E 4.7-50 M SME
C206 87-012-274-080 CHIP CAP,U 1000P-50B
C207 87-012-274-080 CHIP CAP,U 1000P-50B

C208 87-012-274-080 CHIP CAP,U 1000P-50B
C209 87-012-274-080 CHIP CAP,U 1000P-50B
C231 87-A10-047-080 C-CAP,U 1-10 Z F
C232 87-012-284-080 CAP, U 6800P-50
C233 87-012-165-080 CAP 3P

C234 87-A10-047-080 C-CAP,U 1-10 Z F
C235 87-012-188-080 C-CAP,U 47P-50 CH
C236 87-012-188-080 C-CAP,U 47P-50 CH
C239 87-012-274-080 CHIP CAP,U 1000P-50B
C242 87-012-286-080 CAP, U 0.01-25

C244 87-015-975-010 220UF, 6.3V ELECTROLYTIC
C245 87-015-975-010 220UF, 6.3V ELECTROLYTIC
C249 87-015-975-010 220UF, 6.3V ELECTROLYTIC
DP201 8A-RU3-604-010 LCD,AIW4229RDS
L201 87-003-154-080 COIL,220UH

LED201 S0-252-012-020 LED-G,KM2520SGT27 (GRN)
LED202 S0-252-012-020 LED-G,KM2520SGT27 (GRN)
LED203 S0-252-012-020 LED-G,KM2520SGT27 (GRN)
LED204 S0-252-012-020 LED-G,KM2520SGT27 (GRN)
SW201 8A-RU6-615-010 SW,TACT PLATE LARGE

SW202 8A-RU6-615-010 SW,TACT PLATE LARGE
SW203 8A-RU6-615-010 SW,TACT PLATE LARGE
SW204 8A-RU6-615-010 SW,TACT PLATE LARGE
SW205 8A-RU6-615-010 SW,TACT PLATE LARGE
SW206 8A-RU6-615-010 SW,TACT PLATE LARGE

SW207 8A-RU6-615-010 SW,TACT PLATE LARGE
T231 S8-398-250-550 IFT,5.5MM
X202 S6-045-000-000 CRYSTAL 4.500 MHZ

PRESET C.B
SW301 8A-RU6-615-010 SW,TACT PLATE LARGE

SW302 8A-RU6-615-010 SW,TACT PLATE LARGE
SW303 8A-RU6-615-010 SW,TACT PLATE LARGE
SW304 8A-RU6-615-010 SW,TACT PLATE LARGE
SW305 8A-RU6-615-010 SW,TACT PLATE LARGE

SW306 8A-RU6-615-010 SW,TACT PLATE LARGE
SW307 S1-102-000-000 SW,TACT 4P 3.85MM
WH301 S0-901-202-000 CONN,9P

NO.

3

• Regarding connectors, they are not stocked as they are not the initial order items.
The connectors are available after they are supplied from connector manufacturers upon the order is received.

CHIP RESISTOR PART CODE

Chip Resistor Part Coding

88

A

Resistor Code

Chip resistor

Wattage Type Tolerance
1/16W 1005 5% CJ

1/16W
1/10W

1/8W

1608
2125

3216

5%
5%

5%

Symbol

CJ
CJ

CJ

Figure

Value of resistor

Form

L

Dimensions (mm)

t

W

0.55

Resistor Code

108
118

128

LW t

1.0 0.5 0.35 104

1.6 0.8 0.45
2 1.25 0.45

3.2

1.6

: A
: A

4

BLOCK DIAGRAM-1 (TUNER)

MAIN C.B

TO CPU C.B

WH203

TO CPU C.B

WH201

CPU C.B

TO MAIN C.B

WH203

TO MAIN C.B WH402

BLOCK DIAGRAM-2 (CPU)

65

WIRING-1 (CONNECTION DIAGRAM)

111

1

10

1

30

15

16

VR401

VOLUME

SW404

ALM SEL

SW405

SUMMER TIME/

D.S.T.

BUZZER RADIO

SW403

DISSPLAY

CLOCK STATION

SW
402

C
LO

CK AU

TO
AD

JU
ST

O
N O

FF

SW
401

D
IM

M
ER

HI LO

NOTE

TF401

ACP401

AC—PLUG

AC230V 50Hz

MAIN C.B

(PARTS SIDE)

1

8

9

16

IC402

1

234567

WIRING-2 (MAIN)

1

234567

A

B

C

D

E

A

B

C

D

E

F

G

H

I

F

G

H

I

J

J

K

K

87

SCHEMATIC DIAGRAM-1 (MAIN)

MAIN C.B

3.3K

RDS

L402,T402,Q422

LW TRACKING ADJ.

NM

L401,T401,Q421 MW TRACKING ADJ.

T401,T403,Q420,D404

AM OSC

4.7K

47M/16

1.8K

LW FREQ. RANGE ADJ.

2.2K

T401

MW FREQ. RANGE

ADJ.

2.7V

2.2µH

T403

820644

853399

2.2µH

1.8K

1.8K

Q415,426

SVC251

L403,D405

FM RF

4.5X4TX0.8

L403

FM TRACKING ADJ.

15

16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

L404,D406

FM OSC

SVC251

4.7K

L404

FM FREQ. RANGE ADJ.

SEE10.7MA5

14 13 12 11 10 9 8 7 6 5 4 3 2 1

VOLUME

IC401

AM/FM TUNER

PROCESS

SIGNAL

FM :
AM :
NM : No Mount

TO CPU C.B

TO CPU C.B

WH203

WH201

47M/16

CLOCK AUTO ADJUST

DISPLAY

ALMSEL

NM

T402 AM IF ADJ.

SUMMER TIMF/

D.S.T.

2.2K

CDA10.7MC1

NM

2.2K

2.2V

ACP401

AC-PLUG

AC230V

50Hz

NM

109

WIRING-3 (CPU)

CPU C.B (COMPONENT SIDE)

E

WIRING-4 (PRESET)

1

A

234567

PRESET C.B

(

CONDUCTOR SIDE

)

B

D

WH203

C

B

SW203

10

SW201

RADIO
STANDBY

1

SW202

SW204

11

SW207

SW206

SW205

A

1
1

234567
234567

C

D

E

SNOOZA

CPU C.B (CONDUCTOR SIDE)

A

24

25

1

80

F

IC202

B

40

41

65

64

G

NOTE

C

D

E

H

I

J

Cxxx
Rxxx

K

1211

SCHEMATIC DIAGRAM-2 (CPU/PRESET)

CPU C.B

Q205,206

STEP ALM CTL

WH203

TO MAIN C.B

4.7M/35

2.2K

470

LCD DRIVER

4.7K

CPU

RADIO
STANDBY

SLEEP

RADIO ON/

D

G

S

Q201,202

VT FILTER

Q231,232
VOLTAGE UPGRADE

TO MAIN C.B

WH402

NM : No Mount

PRESET C.B

1413

EQUIPMENT CONNECTION DIAGRAMSELECTRICAL ADJUSTMENT

1615

VOLTAGE CHART

17

18

IC BLOCK DIAGRAM
IC, CXA1619BS

IC, BU1920FS

TRANSISTOR ILLUSTRATION

C

ECB

2SC1740
2SC1815

B

E

2SC2712

DTA114YK
2SC8050
2SC8550
2SD1468
2SA1015

DGS

2SK118R

E C B

2SC1740S
DTA114YS

19

E C B

2SC1923
2SC2001

G

S

D

2SK880

IC DESCRIPTION
IC, TC9298F

Pin No. Pin Name I/O Description

1-8

KT0-KT7

I/O

Key scan I/O pins.

9-12
13-16
17-52
53-56

57
58
59
60
61
62
63
64

COM1-COM4

S0/COM5-S3/COM8

S4-S39

S40/OT3-S43/OT0

GND

OSC

VDD

_________

RST

DOUT

DIN

CK
CE

—

—

O

Common signal output pins for LCD.

O

Segment output pins/common output pins.

O

Segment signal output pins for LCD.

O

Segment signal output pins for LCD/general-purpose output pins.
Ground pin.

I

CR oscillator pin.
Power pin.

I

Reset input pin.

O

Data output pin.

I

Data input pin.

I

Clock input pin.

I

Chip enable input pin.

20

IC, TC9323F

Pin No. Pin Name I/O Description

1-21

OT1-OT21

O

21-bit output ports.

LCD DISPLAY

22-33

34
35
36
37

38-45

46
47
48
49
50

51-53

54
55
56
57

58-61

P5-0-P7-3

K0

DSP_SEL

K2
K3

T0-T7

PWR_OUT

P1-1
P1-2
P1-3
P2-0

P2-1-P2-3

CLK_AUTO_ADJ

ALM_SEL

P3-2
PWR_ON
P4-0-P4-3

I/O

O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O

12-bit (P5-0-P7-3) I/O ports.
I
I

Key matrix input 4-bit input ports.
I

I

Key matrix timing signal output ports.

4-bit I/O ports.

8-bit I/O ports. Programmable as input or output bit by bit.

4-bit I/O ports. Programmable as input or output bit by bit.

62
63
64
65

66

67

68
69

70, 71

72
73
74
75

76

BUZ_OUT

MUTE

RDS_CLK

RDS_DATA

TEST

___________

HOLD

FM_IF

AM_IF

DO1, DO2

GND

FM_IN

AM_IN

VDD

______________

RESET

—

—

O

1-bit output port, which serves as built-in buzzer output.

O

1-bit output port. Normally, it is used as muting control signal output.
I

External interrupt input pins.
I

Test mode control input pin. A “H” on this pin enables the test mode. A “L” enables a
I

normal operation.

Input pin to select or clear the hold state. Normally, it is used as radio mode selection
I

signal input or battery detection signal input.
I

IF signal inputs to an IF counter that counts occurrences of the FM or AM band IF
I

signal to detect an auto-stop.

PLL phase comparator output pins. Tristate output. If the divider output of the

O

programmable counter is higher than the reference frequency, a high is output; if

lower, a low is output; and if equal, the pins enter a high-impedance state.

Ground pins.
I

Programmable counter input pin for the FM band.
I

Programmable counter input pin for the AM band.

Ground pins.

Device system reset signal input pin. A reset occurs while a low exists on RESET. A
I

______________

low to high transition on RESET causes the program to start running at address 0.

______________

77
78
79
80

XOUT

XIN
VXT
GND

—
—

Crystal oscillator pins. Connect a reference 4.5MHz crystal oscillator to the XIN and

O

I

XOUT pins.
Crystal oscillator power supply.
Ground pins.

2221

MECHANICAL EXPLODED VIEW 1/1

A

A

14

PLATE, SILICON

15

20

11

18

10

B

P.W.B

B

B

B

8

BAR-ANT

9

A

12

16

22

21

B

C

P.W.B

SH, LCD

C

D

E

19

LCD

7

FELT, LCD

D

17

6

P.W.B

B

5

13

2

B

4

3

1

18

2423

MECHANICAL PARTS LIST 1/1

REF. NO PART NO. KANRI DESCRIPTION

1 8A-RU3-003-010 PANEL,FRONT EZ
2 8A-RU3-013-010 WINDOW,LCD
3 8A-RU3-001-010 CABI,FRONT EZ
4 8A-RU3-008-010 BTN,SUMMER
5 8A-RU3-010-010 BTN,RDS

6 8A-RU3-004-010 BTN,FUNCTION
7 8A-RU3-006-010 BTN,SNOOZE
8 8A-RU3-009-010 KNOB,RTRY VOL
9 8A-RU3-005-010 BTN,PRESET
10 8A-RU4-006-010 COVER, BATTERY DOOR

11 8A-RU3-002-010 CABI,REAR EZ
12 8A-RU3-205-010 HLDR,PWB
13 S2-280-005-210 SPKR,2.25" 8OHM 0.5W

!

14 S1-8ZR-U21-400 PT,28WEI35/15 23V:8V

15 8A-RU3-007-010 COVER, BACK

NO.

REF. NO PART NO. KANRI DESCRIPTION

16 8A-RU3-201-010 HLDR,DIS
17 8A-RU3-208-010 HLDR,BAR-ANT
18 8A-RU3-209-010 FOOT,RUBBER
19 8A-RU3-206-010 PLATE,SW COVER
20 8A-RU3-615-010 SOCKET, 2P BATT 9V

21 8A-RU3-203-010 FLTR,LCD
22 8A-RU3-204-010 PLATE,LCD
A 87-751-099-410 VTZ+3-15 W/O SLOT
B 87-B10-156-010 VTZ+3-8
C 87-743-073-410 UT2+2.6-6

D 87-B10-158-010 VTZ+3-6
E 87-263-531-310 SCREW V+1.7-5

NO.

COLOR NAME TABLE

Basic color symbol Color Basic color symbol Color Basic color symbol Color

B Black C Cream D Orange
G Green H Gray L Blue

LT Transparent Blue N Gold P Pink

R Red S Silver ST Titan Silver
T Brown V Violet W White

WT Transparent White Y Yellow YT Transparent Yellow

LM Metallic Blue LL Light Blue GT Transparent Green
LD Dark Blue DT Transparent Orange GM Metallic Green

YM Metallic Yellow DM Metallic Orange PT Transparent Pink

25

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