Aiwa FRA-220, FRA-221, FRA-225 Service manual

1 8B-RUC-908-010 IB,K(E)C 225<A225 KLC> 1 8B-RUD-904-010 IB,LH(3L)C 220<A220 LHLCC>

NO.

d u p a t o r

-2-

SPECIFICATIONS

FR-A220 K MODEL

Design and specifications are subject to change without

•

notice

FR-A221 EZ MODEL FR-A225 K MODEL

d u

.

FR-A220 LH MODEL

Design and specifications are subject to change without

•

notice

.

p a

Design and specifications are subject to change without

•

notice

.

FR-A225 HRJ MODEL

t o

Design and specifications are subject to change without

•

notice

.

Design and specifications are subject to change without

•

notice

.

r

-3-

ELECTRICAL MAIN PARTS LIST-1/2

REF. NO PART NO. KANRI DESCRIPTION

IC

8B-RU7-611-010 IC,KA22425D 87-A21-200-010 IC,LM8562<A225 KLC,A225 HRJLC> 87-A21-201-010 IC,LM8560N<EXCEPT A225 KLC,A225 HRJLC>

TRANSISTOR

89-318-155-080 TR,2SC1815 (0.4W) 89-414-683-080 TR,2SD1468S 89-319-233-080 TR,2SC1923O 87-026-215-080 TR,DTC114YS 89-110-150-080 TR,2SA1015

DIODE

87-A41-091-010 ZENER,IN5228B 88-CM2-609-010 DIODE,IN4001 B 87-070-345-080 DIODE,IN4148 87-A40-476-010 ZENER,MTZJ6.2A

MAIN C.B

C204 87-A12-364-080 CAP,M 0.01-100 J CP

C212 8Z-CA3-613-010 CAP,CER 0.02-50 C213 87-010-029-080 CAP,E 1-50 BK C214 87-010-221-080 CAP, ELECT 470-10V<A225 KLC,A225 HRJLC> C214 87-010-237-010 CAP,E 1000-16 M SME

C215 87-010-267-080 CAP,E 47-10 105 KM

C216 8Z-CA3-613-010 CAP,CER 0.02-50 C217 8Z-CA3-613-010 CAP,CER 0.02-50 C218 8Z-CA3-613-010 CAP,CER 0.02-50 C219 8Z-CA3-613-010 CAP,CER 0.02-50

C505 87-010-064-080 CAP,E 100-10<A225 KLC,A225 HRJLC> C553 87-A11-856-080 CAP,CER 100P-50 J CH C554 87-A10-578-080 CAP,CER 0.047-50 Z YF C555 87-A10-579-080 CAP,CER 0.1-16 Z YF C556 87-A10-579-080 CAP,CER 0.1-16 Z YF

C557 87-A10-212-080 CAP,M 0.022-100 J<A225 KLC,A225 HRJLC> C557 87-A10-410-010 CAP,CER 0.015-25 K SR

C557 87-A10-414-010 CAP,CER O.033-16 K SR

C558 87-A10-578-080 CAP,CER 0.047-50 Z YF

C558 87-A12-364-080 CAP,M 0.01-100 J CP

C559 87-A11-856-080 CAP,CER 100P-50 J CH

C559 87-A10-273-080 CAP,M 150P-50 J<A225 KLC,A225 HRJLC> C559 87-A10-273-080 CAP,M 150P-50 J<A220 KLC,A220 LHLCC> C560 87-A11-835-080 CAP,CER 2P-50 J CH C561 87-016-644-080 CAP,E 10-100 SSL<A225 KLC,A225 HRJLC>

C561 87-010-405-010 CAP,E 10-50 M SME

C562 87-016-643-080 CAP,E 4.7-100 M SSL

C562 87-010-404-010 CAP,E 4.7-50 M SME

C563 87-010-490-010 CAP,E 0.1-50 M KS C564 87-010-027-080 CAP,E 0.22-50 BK

C565 87-016-644-080 CAP,E 10-100 SSL<A225 KLC,A225 HRJLC> C565 87-010-405-010 CAP,E 10-50 M SME

C566 87-010-101-080 CAP, ELECT 220-16 C567 87-010-101-080 CAP, ELECT 220-16 C568 87-A10-924-080 CAP,E 47-16 BP SME

d u

p a

t o

NO.

REF. NO PART NO. KANRI DESCRIPTION

C569 87-016-643-080 CAP,E 4.7-100 M SSL

C569 87-010-404-010 CAP,E 4.7-50 M SME

C571 87-A11-829-080 CAP,CER 27P-50 J RH<A225 HRJLC> C571 87-A11-830-080 CAP,CER 33P-50 J RH

C572 87-A11-829-080 CAP,CER 27P-50 J RH

C572 88-254-220-010 CAP,CER 24P-50 CH C573 87-A10-579-080 CAP,CER 0.1-16 Z YF

C573 87-A12-364-080 CAP,M 0.01-100 J CP

C574 87-016-644-080 CAP,E 10-100 SSL<A225 KLC,A225 HRJLC> C575 87-A12-364-080 CAP,M 0.01-100 J CP

C576 87-010-405-010 CAP,E 10-50 M SME

C577 87-A12-364-080 CAP,M 0.01-100 J CP C583 87-A12-364-080 CAP,M 0.01-100 J CP

C585 87-A11-889-010 CAP,CER 330P-50 J SL<A225 HRJLC> C588 87-A10-130-010 CAP,CER 4P-50 K CH

C591 87-A12-364-080 CAP,M 0.01-100 J CP

C592 87-010-029-080 CAP,E 1-50 BK

CF101 87-PC4-617-010 FLTR,SFE10.7MA5 CF102 87-A92-169-080 FLTR,CDA10.7 MC1Z

CF102 87-A92-169-080 FLTR,CDA10.7 MC1Z<A225 KLC,A225 HRJLC>

CF103 8B-RT9-613-010 FLTR,SFU455B<A225 HRJLC,A220 LHLCC> CF103 8Z-CS1-613-010 FLTR,SFU465

CN7 8B-RUC-602-010 CONN,11P GREY

L105 8B-RUD-601-010 COIL,BAR-ANTLW<A221 EZLC,A221 EZHC> L105 8B-RUC-610-010 COIL,BAR-ANTBRUC

L111 8B-RUC-612-010 COIL,FM RF4T L112 8B-RUC-611-010 COIL,FM OSC3T L113 8B-RUC-612-010 COIL,FM RF4T

!

PT1 8B-RUC-605-010 PT,BRU-C(A225 HRJLC,A220 LHLCC)

!

PT1 8B-RUD-602-010 PT,BRU-D(EXCEPT A221 EZLC, A221 LHLCC)

SP1 8B-RUC-618-010 SPKR, 8OHM SW9 8B-RUD-604-010 SW,ALARM<A225 KLC,A225 HRJLC> SW10 8B-RUC-614-010 SW,SLIDE2P4T SW11 8B-RUC-613-010 SW,SLIDE2P2T SW12 87-A90-146-010 SW,SL1-1-2<A225 HRJLC,A220 LHLCC>

SW18 8B-RUC-615-010 SW,SK43D01 T101 8B-RUC-608-010 IFT,AM IFT T102 8B-RUD-603-010 COIL,LW OSC<A221 EZLC,A221 EZHC> T102 8B-RUC-607-010 IFT,AM OSC<EXCEPT A221 EZLC,A221 EZHC> VC101 8B-RUC-609-010 TUN-CAP,20P-126P 21.4

VR101 8B-RUC-616-010 VR,RTRY 50KB

DISPLAY C.B

C201 87-A12-354-080 CAP,M 1500P-100 J CP

C203 87-016-299-080 CAP,E 10-100 SME<A225 KLC,A225 HRJLC> C211 87-A12-364-080 CAP,M 0.01-100 J CP

C500 87-010-405-010 CAP,E 10-50M SME

C503 87-A10-579-080 CAP,CER 0.1-16 Z YF

NO.

r

-4-

ELECTRICAL MAIN PARTS LIST-2/2

REF. NO PART NO. KANRI DESCRIPTION

NO.

C580 87-A10-924-080 CAP,E 47-16 BP SME<A221 EZLC,A221 EZHC> C581 87-010-221-080 CAP, ELECT 470-10V<A225 KLC,A225 HRJLC> C581 87-A12-364-080 CAP,M 0.01-100 J CP

C582 87-A11-889-010 CAP,CER 330P-50 J SL

CN1 8B-RUC-601-010 CONN,5P

CN2 8B-RUC-603-010 CONN,21P GREY<A225 KLC,A225 HRJLC> CN2 8B-RUC-603-010 CONN,21P GREY

<EXCEPT A225 KLC,A225 HRJLC> CN4 8B-RUC-602-010 CONN,11P GREY LD101 8B-RUC-604-010 LED,LY6055L-S GREEN SW101 8A-RU6-615-010 SW,TACT PLATE LARGE

REF. NO PART NO. KANRI DESCRIPTION

NO.

SW102 8A-RU6-615-010 SW,TACT PLATE LARGE SW103 8A-RU6-615-010 SW,TACT PLATE LARGE SW104 8A-RU6-615-010 SW,TACT PLATE LARGE SW105 8A-RU6-615-010 SW,TACT PLATE LARGE

SW C.B

SW106 8A-RU6-615-010 SW,TACT PLATE LARGE

d u

• 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

p a

Chip Resistor Part Coding

88

A

Resistor Code

Chip resistor

Wattage Type Tolerance 1/16W 1005 5% CJ

1/16W 1/10W

1/8W

t o

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

r

-5-

BLOCK DIAGRAM-1/2 (A221 EZ, A220 K, LH MODEL)

FM

ANT

MAIN C.B

AM IF

ADJ

T101

FC103

C553

R450

FC102

AM Tracking

ADJ

AM RF

L105

VC1C

14 12 10 9 7 5 3

IF OUT FM/AM

IF IN AM IF IN FM OUT DET AF IN VCC OUT AF

RF IN FM RF IN AM FM RF OSC FM OSC AM NF

AM/FM TUNER SYSTEM &

16 17 23 24 26 27

R590

Q501

IF AMP

FM Tracking

ADJ

FM RF

L113

VC1A

IC101 KA22425

POWER AMP.

+

Q450

MUTE

FM Frequency

Rang ADJ

FM OSC

L112

VC1D

AM Frequency

Rang ADJ

AM OSC

T102

VC1B

SP1

SPEAKER

POWER

ALARM

LED

DISPLAY

LD 101

15

OUT ALARM 16

VSS

OFF ALARM 18

DISP ALARM 19

IC102

LM8560

INPUT SNOOZE 24

4 3 2

DISPLAY CONTROL

VDD 20

HIN 21

SET HOUR 22

INPUT SLEEP 23

INPUT CR

27

SW106 101

SNOOZE, SLEEP, ALARM,SLEEP/OFF

DOWN, UP

D220

D223

D221

SW10A

6

Q502 Q500

Q452

REG

1058

72

D504

1

SW10B

3

R595

A220KLC, LHLCC MODEL

Q201

REG

D503

+9V

P1

P3

P6

-9V

P7

BATTERY DC9V

PT1

AC

AC230V 50Hz (EXCEPT A220 LHLCC MODEL) AC110-120V / 220-240V 50/60Hz (A220LHLCC MODEL)

DISPLAY C.B

SIGNAL

: AM : FM

d u

-6-

p a

t o r

BLOCK DIAGRAM-2/2 (A225K, HRJ MODEL)

FM

ANT

MAIN C.B

AM IF

ADJ

T101

FC103

C553

R450

FC102

AM Tracking

ADJ

AM RF

L114

VC1C

14 12 10 9 7 5 3

IF OUT FM/AM

IF IN AM IF IN FM OUT DET AF IN VCC OUT AF

RF IN FM RF IN AM FM RF OSC FM OSC AM NF

AM/FM TUNER SYSTEM &

16 17 23 24 26 27

R590

Q501

IF AMP

FM Tracking

ADJ

FM RF

L113

VC1A

IC101 KA22425

POWER AMP.

+

FM Frequency

+

MUTE

Q450

Rang ADJ

FM OSC

L112

VC1D

AM Frequency

Rang ADJ

AM OSC

L102

VC1B

SP1

SPEAKER

LED

DISPLAY

LD 101

POWER

ALARM

ALM2

IC102

LM8562

DISPLAY CONTROL

3 2

VSS 1 5

20

OUT RADIO 18

OUT ALM1 19

8

VDD 2

ALM 21

SET TIM 22

IN 23

SLEEP 24

RT-TIM 27

SW106 101

SNOOZE, SLEEP, ALARM,SLEEP/OFF

DOWN, UP

SW10A

SW10B

Q201 REG

+9V

P1

P3

P6

-9V

P7

BATTERY DC9V

PT1

AC

AC230V 50Hz (A225 KLC MODEL) AC110-120V / 220-230V 50/60Hz (A225 HRJLC MODEL)

DISPLAY C.B

SIGNAL

: AM : FM

d u

-7-

p a

t o r

WIRING-1/4 (A221 EZ, A220 K, LH MODEL)

NOTE

BAR ANT

L105

d u

MAIN C,B

EXCEPT KLC MODEL

LHLCC MODEL

B C E

15

14

28

1

(PARTS SIDE)

VR101

VOLUME

FM ANT

p a

RED

GREEN

Black

F SEL

50Hz

SW18

t o

E C B

A220KLC,LHLCC MODEL

60Hz

CN5

PT1

!

BATTERY DC 9V

1 2 3 4 5 6 7 8

9 10 11

FRA220KLC,LHLCC MODEL

SW10B

FRA220LHLCC MODEL

VOL SEL

SW

KLC MODEL

AC230V50Hz(EXCEPT FRA220LHLCC MODEL)

AC~

AC110-120V/220-240V 50/60Hz (FRA220LHLCC MODEL)

VOL SEL

110-120V

220-240V

SW11

FM

BAND

AM

POWER ALARM

SW10

ON

SW10A

STAND ON RADIO BUZZER

RED

Black

+

DISPLAY C.B CN7

RXX

CXX

123456789101112131415

A

B

C

D

E

F

G

H

I

J

K

L

SP1

SP

M

N

O

P

r

-8-

Q

C

E

B

C

R

S

T

U

WIRING-2/4 (A221 EZ, A220 K, LH MODEL)

NOTE

123456789101112131415

A

SW C,B(PARTS SIDE)

B

SW106

d u

DISPLAY C,B (PARTS SIDE)

LD101

SW105

LD101

2630

121

SW104

SW105

SLEEP

SW103

SW104

ALARM

SW103

ALARM SLEEP/OFF

p a

LHLCC

14

15

EXCEPT LHLCC MODEL

MODEL

1

28

1 2 3 4 5 6 7 8

9 10 11

A221 EZLC EZHC MODEL

SW101

SW102

DOWN

MAIN C.B CN4

SW101

UP

t o

SW106

SNOOZE

C

D

E

F

G

H

I

J

K

L

M

N

O

P

r

-9-

RXX

CXX

E

Q

R

S

C

B

E

B

C

T

U

SCHEMATIC DIAGRAM-1/3 (A221 EZ MODEL)

MAIN C.B

FM COIL

BAR ANT

L105

VC101

FM OSC

AM FM IF POWER IC

AMOSC

AM OSC

100P

VR101

VOLUME

50V

0.01

50V

SP

SP1

80HM

LY6055L-S

CN1

CN2

IN5228B

IC102

DISPLAY CONTROL

R203

IC102 LM8560N

AM IFT

CFU-465B

IN4001

IF AMP

REG

Q500,452

2SA1015

CN6

CN5

BAND

IN4148

2SC1815

50V

0.015

IN4148

50V

IN4148

D502 IN4148

50V

CN7

IN4148

50V

11

8

4

6 5

MUTE

2SD1468

CN4

ON

STAND

IN4148

RADIO

7

BUZZ

POWER ALARM

SW10

D500

IN4148

REG

ON

BUZZ

RADIO

STAND

9

2

3

11

IN-4001B

50V

MIZJ362A

1000UF/16

IN-4001B

IN4148

CN5 SOCKET BATTERY

BATTERY DC 9V

!

PT1

!

AC~

AC230V 50Hz

DISPLAY C.B

-10-

ALARM SLEEP/OFF

SW103

DOWN

SW102

UP

SW101

11

10

p a

SW18

60Hz

50Hz

F SEL

SIGNAL

:AM :FM

t o r

SNOOZE

SW106

SW C.B

SLEEP

SW105

ALARM

SW104

d u

SCHEMATIC DIAGRAM-2/3 (A220 K, LH MODEL)

MAIN C.B

VR101

VOLUME

LY6055L-S

CN1

CN2

IN5228B

IC102

DISPLAY CONTROL

FM COIL

R203

IC102 LM8560N

AM IF

CF103 SFU455B LHLCC MODEL SFU465B EXCEPT LHLCC MODEL

D218 IN4148

R593 JP

BAR ANT

L105

LHLCC MODEL

IN4001 IN4001

VC101

LHLCC MODEL

IF AMP

REG

Q500,452

2SA1015

CN6 CN5

AM FM IF POWER IC

BAND

SW11

SLIDE 2P 2T

EXCEPT LHLCC MODEL

IN4148

2SC1815

50V

IN4148

50V

AMOSC

IN4148

50V

1

D502 IN4148

16V

IN4148

REG SW

CN4

50V

11

8

4

6 5

16V

MUTE

2.2K

2SD1468

CN7

ON

IN4148

RADIO

BUZZER

STAND

EXCEPT KLC MODEL

IN4148

LHLCC MODEL

47u/16V

POWER ALARM

SW10

SLIDE 2P 4T

D500

IN4148

EXCEPT KLC MODEL

50V

ON

RADIO

STAND

BUZZER

9

2

0 8 1

0.01

IN-4001B

REG

50V

MIZ36.2C

50V

IN4148

I-1001B

IN-4001B

IN4148

SP

SP1

80HM

CN5 SOCKET BATTERY

BATTERY DC 9V

!

PT1

VOL SEL

SW12

110-120V

220-240V

!

AC~

AC230V50Hz(A220KLC MODEL) AC110-120V/220-240V 50/60Hz (A220LHLCC MODEL)

!

DISPLAY C.B

SNOOZE

SW106

SW C.B

SLEEP

SW105

ALARM

SW104

d u

ALARM SLEEP/OFF

SW103

-11-

DOWN

SW102

UP

SW101

SW18

99

10

60Hz

F SEL

50Hz

p a

t o r

SIGNAL

A220LHLCC MODEL

:AM

:FM

WIRING-3/4 (A225 K, HRJ MODEL)

NOTE

123456789101112131415

A

B

VR101

VOLUME

FM ANT

!

PT1

AC~

BAR ANT

L105

d u p a

Green

MAIN C,B (PARTS SIDE)

RED

VC101

B C E

15

14

KLC MODEL

E C B

28

1

CN5

BATTERY DC 9V

E C B

1 2 3 4 5 6 7 8

9 10 11

SW101A

AC230V50Hz (A225KLC MODEL) AC110-120V/220-230V 50/60Hz(A225HRJLC MODEL)

SW12

SW9C

VOL SEL

A225HRJLC MODEL

SW9A

110-120V

220-230V

SW101B

VOL SEL

SW11

FM

AM BAND

SW9

RED

SP1

DISPLAY C.B CN3

Black

SP

SW10

ON

STAND ON RADIO BUZZER

POWER ALARM

C

D

E

F

G

H

I

J

K

L

Black

50Hz

18

SW18

60Hz

F SEL

SW9D

SW9B

ALARM SEL

RXX

CXX

t o

E

B

C

E

r

M

N

O

P

Q

R

S

T

U

-12-

WIRING-4/4 (A225 K, HRJ MODEL)

NOTE

d u

DISPLAY C.B (PARTS SIDE)

SW C.B(PARTS SIDE)

SW106

SNOOZE

123456789101112131415

A

B

C

D

E

F

LD101

30 26

KLC MODEL

SW105

SW104

LD101

121

SW105

SLEEP

SW104

ALARM

SW103

ALARM SLEEP/OFF

SW103

p a

SW101

SW102

DOWN

SW101

UP

4

1

14

15

1

28

1 2 3 4 5 6 7 8

9 10 11

G

H

I

J

K

L

M

N

O

t o

MAIN C,B CN4

RXX

CXX

E

CXX

C

B

r

-13-

P

Q

R

S

E

C

T

B

U

SCHEMATIC DIAGRAM-3/3 (A225 K, HRJ MODEL)

MAIN C.B

LY6055L-S

CN1

IN4148

KLC MODEL

IN5228B

CN2

IC102

1234567891011121314

DISPLAY CONTROL

IC102

RF4T

19 18 17 16 1524 23 22 21 2028 27 26 25

IN4001B

CF103 CFU455B HRJLC MODEL CFU465B KLC MODEL

IN4148

IN4001B

SW C.B

CN6 CN5

SNOOZE

SW106

10/100V

4M IFT

10V

SLEEP

SW105

BAR ANT

L105

ALARM

SW104

2.2K

VC101

CF101

ALARM SLEEP/OFF

SW103

14

15

10/100V

IN4001B

13

16

IF AMP

SW11

DOWN

27P

SW102

RF4T

12 11

17 18

9 1

7

8

10

9

11 9

0 2

6

UP

SW101

10

19 20

1K

BAND

CN4

KLC MODEL

27P

5.6

9

8

AM FM IF POWER IC

22 23

21

10/100V

0.022

CN7

3 4 5

SW18

60Hz

50Hz

76

4.7/100V

0.1/50V

5

24

25

10/100V

0.22/50V

IN4148

SW9

ALARM SEL

IN4148

F SEL

VOLUME

150P

CF102

4.7

IN4148

100V

IN4148

SW10A

POWER ALARM

SW10B

220/16V

REG

IN4148

SW10

ON

STAND RADIO BUZZER

IN4001B

1/50V

MTZI6.2A

470/10V

0.02

IN4148

IN4001B

47/10V

SP

SP1

80HM

CN5 SOCKET BATTERY

BATTERY DC 9V

PT1

!

VOL SEL

SW12

110-120V

220-230V

SIGNAL

:AM :FM

!

SW12

A225HRJLC MODEL

!

AC~

AC230V50Hz AC110-120V/220-230V 50/60Hz

3

IN4148

1

2

KA22425D

28

4

26 27

220/16V

MUTE

DISPLAY C.B

d u

-14-

p a

t o r

TRANSISTOR ILLUSTRATION-1/1

E C B

2SD1468

d u

E C B

2SA1015 2SC1815 2SC1923

G OUT IN

DTC114YS

p a t o r

-15-

ELECTRICAL ADJUSTMENT-1/1

MAIN C.B (PARTS SIDE)

T101

1

d u

6

4

2

p a

< TUNER SECTION >

1. AM IF Adjustment Settings: • Test point IC101 (KA22425D) 23PIN

• Adjustment location: T101

T101 ............................................................................. 465kHz

2. AM Frequency Range Adjustment (EXCEPT A221EZLC, EZHC) Settings: • Test point IC101 (KA22425D) 23PIN

• Adjustment location: T102, VC1B

T102 ............................................................................. 530kHz

VC1B.......................................................................... 1605kHz

3. AM Tracking Adjustment (EXCEPT A221EZLC, EZHC) Settings: • Test point IC101 (KA22425D) 23PIN

L105 ............................................................................. 600kHz

VC1C.......................................................................... 1400kHz

4. LW Frequency Adjustment (A221EZLC, EZHC) Settings: • Test point IC101 (KA22425D) 23PIN

T102 ............................................................................. 150kHz

VC1B............................................................................ 285kHz

t o

• Adjustment location: L105, VC1C

• Adjustment location: T102, VC1B

L113

VC101

VC1D

VC1A

VC1B

VC1C

L105

35

IC101 23PIN

L112

T102

5. LW Tracking Adjustment (A221EZLC, EZHC) Settings: • Test point IC101 (KA22425D) 23PIN

• Adjustment location: L105, VC1C

L105 ............................................................................. 150kHz

VC1C............................................................................ 285kHz

6. FM Frequency Range Adjustment Settings: • Test point ic101 (KA22425D) 23PIN

• Adjustment location: L113, VC1D

L113 ........................................................................... 87.5MHz

VC1D .......................................................................... 108MHz

7. FM Tracking Adjustment Settings: • Test point IC101 (KA22425D) 23PIN

• Adjustment location: L112, VC1A

L112 .............................................................................. 88MHz

VC1A .......................................................................... 108MHz

Test point

7

24

r

-16-

VOLTAGE CHART-1/1

THE MEASURED VALUE IS DC VOLTAGE

IC101 (KA22425D)

PIN'S NUMBER 12345678910

FM 0.26 4.26 2.73 0.76 1.26 1.30 1.26 1.26 1.26 1.26

ALARM 0.41 4.08 2.42 0.23 1.26 1.15 1.26 1.26 1.26 1.26

PIN'S NUMBER 11 12 13 14 15 16 17 18 19 20

FM 0 0.33 0 1.17 1.81 0 1.86 0 0 0

ALARM 0 0.33 0 1.13 1.81 0 1.86 0 0 0

PIN'S NUMBER 21 22 23 24 25 26 27 28

FM 1.40 1.17 1.05 0 4.88 5.36 2.75 0

ALARM 1.29 1.21 1.05 0 4.70 5.19 2.75 0

IC201 (LM8560)

d u

PIN'S NUMBER 1 2 3 4 5 6 7 8 9 10

FM 4.73 0 0 4.80 9.16 9.06 0 4.91 4.70 0

ALARM 4.86 0 0 4.70 9.33 9.45 4.83 9.38 5.60 9.37

SLEEP 4.73 0 0 4.85 9.33 9.28 4.28 9.30 9.27 4.57

SNOOZE 5.45 4.19 10.30 5.10 6.10 5.50 10.40 10.38 0 5.37

PIN'S NUMBER 11 12 13 14 15 16 17 18 19 20

FM 4.67 9.03 9.03 4.9 9.21 9.30 1.93 8.67 0 -1.23

ALARM 4.98 9.43 9.37 4.67 9.68 9.65 2.10 -1.05 0 8.75

SLEEP 4.21 9.31 5.45 4.75 9.52 9.58 2.10 8.45 -1.04 -1.02

SNOOZE 10.4 10.30 5.19 10.50 10.50 3.04 0 0 0 5.52

PIN'S NUMBER 21 22 23 24 25 26 27 28

FM 4.37 4.24 4.25 4.30 5.65 -1.20 4.31 -1.25

p a

ALARM 4.49 4.50 4.49 4.47 5.81 -1.07 4.45 -1.05

SLEEP 4.45 4.48 4.43 5.80 5.79 -1.05 4.45 -1.06

SNOOZE 5.49 5.51 4.48 6.85 0 5.46 5.49 0

TRANSISTOR Q450 (2SD1468)

ECB

FM 0 1.07 0

ALARM 0 0 0.65

TRANSISTOR Q452(2SA1015)

ECB

ALARM 8.6 5.72 8.5

TRANSISTOR Q500(2SC1815) Q502(DTC114YS)

t o

ALARM 0 8.40 0 0 0 4.85

TRANSISTOR Q201(2SC1815)

FM 5.37 9.19 6.09

ECBECB

ECB

r

-17-

FL (LY6055L-S GREEN) GRID ASSIGNMENT/ANODE CONNECTION-1/1 GRID ASSIGNMENT

A

AM PM

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1234567890!@#$%^&*()¡™£≤∞§≥•ªº

F

E

G

B

CD

+

COLON

ALL

p a

ANODE CONNECTION

3 1.29

DIGIT1 DIGIT2 DIGIT3 DIGIT4

AM B C A B C D E F G A B C D E F G A B C D E F G ALLPM

t o

46

89

COL

13 10 12 30 15 16 17

2.28 26

18 2119 20

27

r

-18-

IC BLOCK DIAGRAM-1/1 IC, KA22425D

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IC, LM8562N

MODE SELECT

SPEED/ POWER DOWN

CR OSC

50/60Hz INPUT

RT-TIME SET/ DIMMER

TIME SET INPUT

p a

ALM-DISP SELECT

SLEEP/ SNOOZE

ON/OFF INPUT

VCC

PWR

GATE

FILTER RIPPLE

VOL

INNER

OSC

SYSTEM CLOCKS

RESET

SET CK

U/D

RESET

SET CK

U/D

RESET

SET CK

U/D

RESET

AF IN

OSC AM

1/25 or 1/30

TIME SET

SEC CTR

TIME CTR

COMPARATOR

ALARM1 CTR

ALARM2 CTR

SLEEP

CTR

OUTPUT

CONTROL

TONE1

TONE2

2Hz

GATE

SNOOZE

CTR

CONTROLCONTROL

OSC STOP

OUT

GND

AF

28 27 26 25 24 23 22 21 20 19 18 17 16 15

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

2

GND

DISCRIFMNF VOL

50/60 SEL

T

12/24 SEL

TEST

T

POWER DOWN

TONE1TONE2

CTR

OSC OSC STOP

GATE

STANDBY

DET

DIMMER

T

RT-SET

2Hz

PWR UP

ON

OFF

INPUT

CONTROL

RESET

CONTROL

DISPLAY

CONTROL

THREE INPUT CIRCUIT

SETCK S

U/D S

RESET S

SEO DISP T.DISP AL1.DISP AL2.DISP SL.DISP

T

AGC

OUT

AFC

DET

FM/AM IF DET/AGC

AM F/E

FM F/E

OSCFMOUT

AFC

RESET

1Hz

1/2

PF.

BLANK

DET

FLASH

SEC

TIME

ALARM1

ALARM2

SLEEP

AGC

GND

AFC

IF

REGFMRF

OUTPUT DECODER/DRIVER

ALM1-OUTPUT ALM2-OUTPUT RADIO-OUTPUT

IF INFMIF IN

METER

SEGMENT OUTPUTS

NC

TUNING METER

RF INAMNC RF INFMFE

AM

GND

,

SELECT BAND

IF OUT FM/AM

IC, LM8560N

12/24 SELECT 50/60 SELECT

t o

CR INPUT

50/60 INPUT

HOUR SET

DISPLAY

r

MIN SET

ALARM

DISPLAY

SEC

SLEEP INPUT

SNOOZE

INPUT

ALARM

OFF

OSC

CTR

TONE

STANDBY DET

50/60Hz

D

PWR UP

D

RESET

CONTROL

DISPLAY

CONTROL

GATE

S.SAMPLE F.SAMPLE

INPUT

CONTROL

2Hz

TIME & S.SAMPLE SEC RSTYHLD T.RST AL.RST

PWR UP

SEC DISP T.DISP AL..DISP SL.DISP

50/60Hz

TIME & F.SAMPLE

1/25 or 1/30

CONTROL

1/2

2Hz

T.DISP & S.SAMPLE

SEC CTR

TIME

MIN CTR

TIME & F.SAMPLE

COMPARATOR

ALARM

MIN CTR

ALARM & F.SAMPLE

SLEEP

CTR

1Hz

GATE

TIME

HR CTR

ALARM

HR CTR

OUTPUT

CONTROL

TONE

PWR UP

PF. DET

SEC

TIME

ALARM

SLEEP

50/60Hz

BLANK & FLASH

-19-

SEGMENT OUTPUTS

OUTPUT DECODER/DRIVER

SLEEP OUTPUT

ALARM OUTPUT

MECHANICAL EXPLODED VIEW-1/1

14

PWB

18

21

20

18

J

I

11

12

C

D

8

PWB

G

10

9

LCD

G

PWB

G

3

2

1

E

17

6

G

15

23

G

22

K

16

F

A

K

G

H

13

19

G

B

7

d u

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5

4

p a

t o r

MECHANICAL PARTS LIST-1/1

REF. NO PART NO. KANRI DESCRIPTION

1 8B-RUD-002-010 COVER, FRONT H EZ<A220 EZHC,A221 EZSC> 1 8B-RUD-008-010 COVER, FRONT L EZ

1 8B-RUC-003-010 COVER, FRONT L HR<A225 HRJLC> 1 8B-RUC-016-010 COVER, FRONT L K<A225 KLC> 2 8B-RUC-012-010 LENS,DISPLAY<A225 KLC,A225 HRJLC>

2 8B-RUC-012-010 LENS,DISPLAY

3 8B-RUD-001-010 CABI,FRONT<EXCEPT A225 KLC,A225 HRJLC> 3 8B-RUC-001-010 CABI,FRONT<A225 HRJLC> 3 8B-RUC-014-010 CABI,FRONT K<A225 KLC> 4 8B-RUC-018-010 FOOT,RUBBER

5 8B-RUC-007-010 KNOB,SL BA/FUN/ALM<A225 KLC,A225 HRJLC> 5 8B-RUC-007-010 KNOB,SL BA/FUN/ALM

6 8B-RUD-006-010 CABI,REAR<EXCEPT A225 KLC,A225 HRJLC> 6 8B-RUC-002-010 CABI,REAR<A225 HRJLC> 6 8B-RUC-015-010 CABI,REAR K<A225 KLC>

7 8B-RUD-003-010 BTN,CLOCK H<A220 EZHC,A221 EZSC> 7 8B-RUC-005-010 BTN,CLOCK L

7 8B-RUC-005-010 BTN,CLOCK L<A225 KLC,A225 HRJLC> 8 8B-RUD-007-010 BTN,SNOOZE<EXCEPT A225 KLC,A225 HRJLC> 8 8B-RUC-006-010 BTN,SNOOZE<A225 KLC,A225 HRJLC>

9 8B-RUC-011-010 POINTER,DIAL

9 8B-RUC-011-010 POINTER,DIAL<A225 KLC,A225 HRJLC> 10 8B-RUC-201-010 HLDR,PWB<A225 KLC,A225 HRJLC> 10 8B-RUC-201-010 HLDR,PWB<EXCEPT A225 KLC,A225 HRJLC> 11 8B-RUC-008-010 KNOB,RTRY TUN

11 8B-RUC-008-010 KNOB,RTRY TUN<A225 KLC,A225 HRJLC> 12 8B-RUC-009-010 KNOB,RTRY VOL

12 8B-RUC-009-010 KNOB,RTRY VOL<A225 KLC,A225 HRJLC> 13 8B-RUC-203-010 GEAR,TUN<A225 KLC,A225 HRJLC> 13 8B-RUC-203-010 GEAR,TUN<EXCEPT A225 KLC,A225 HRJLC>

d u p a

NO.

REF. NO PART NO. KANRI DESCRIPTION

14 8B-RUC-610-010 COIL,BAR-ANTBRUC<EXCEPT A221EZ> 14 8B-RUD-601-010 COIL,BAR-ANTLW<A221EZ> 15 8B-RUC-204-010 HLDR,BAR-ANT

15 8B-RUC-204-010 HLDR,BAR-ANT<A225 KLC,A225 HRJLC> 16 8B-RUC-207-010 PLATE,SHIELD T/F T=0.3

17 8B-RUC-205-010 BOX,SHIELD T/F

!

18 8B-RUC-605-010 PT,BRU-C(A225 HRJLC,A220 LHLCC)

!

18 8B-RUD-602-010 PT,BRU-D(EXCEPT A221 EZLC, A221 LHLCC) 19 8B-RUC-202-010 HLDR,SPEAKER<A225 KLC,A225 HRJLC> 19 8B-RUC-202-010 HLDR,SPEAKER

20 88-RU7-618-010 SOCKET,2P BATTERY 21 8B-RUC-004-010 LID,BATT<EXCEPT A225 KLC,A225 HRJLC> 21 8B-RUC-004-010 LID,BATT<A225 KLC,A225 HRJLC> 22 8B-RUC-010-010 COVER, BATT<EXCEPT A225 KLC,A225 HRJLC> 22 8B-RUC-010-010 COVER, BATT<A225 KLC,A225 HRJLC>

23 8B-RUC-618-010 SPKR,80HM A 87-751-098-410 VT2+3-14 W/O SLOT B 87-724-095-410 QT2+3 C 87-266-529-310 V+1.7-4 D 87-B10-373-010 V+2.6-5W/O CR

E 87-264-096-410 V+3-10 CR F 87-761-098-410 VFT2+3-14 W/O SLOT G 87-B10-369-010 VT2+3-8 W/O CR H 87-B10-041-010 NUT,3-5.5-2.4 I 8B-YP5-215-010 WTE,3-6-0.4

J 88-PCD-210-010 WTI,2.2-4.8-0.3 K 83-SP1-206-010 W-F,3-8-0.8

NO.

t o r

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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

d u

LA Aqua Blue GL Light Green

p a t o r

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d u p a

H251941

t o r

2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111

Printed in Singapore

Aiwa FRA-220, FRA-221, FRA-225 Service manual

Specifications and Main Features

Frequently Asked Questions

User Manual