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Aiwa FR-DAW450 Service Manual Download Page 7

10

9

SCHEMATIC DIAGRAM-1 (MAIN)

MAIN C.B

T

O

 LCD C.B

WH401

T

O

 LCD C.B

WH402

NM : NO MOUNT

FM ANT

T402

AM IF ADJ.

2SD467C

NM

NM

AC120V

60Hz

AM/FM TUNER

PROCESS

VOLUME

L102

TV FREQENCY

RANGE ADJ.

L103

FM TRCKING

ADJ.

L104

TV TRCKING

ADJ.

VC101

MW TRCKING

ADJ.

L2

MW TRCKING

ADJ.

L101

FM FREQENCY

RANGE ADJ.

SIGNAL

FM :

AM :

ALARM MODE

SW405

SW401

DIMMER

HIGH

LOW

1/50

Q111

Q112

4.7/50

2.2K

Q114

ALERT SW

S

Q113

ALERT DETECTOR

VR102

ALERT FREQENCY

RANGE ADJ.

Q109,Q110

Q107,Q108

BAND SW

Q403,Q404

POWER CONT

Q401,Q402

REG.

10/50

R125

1K

1.5K

1.8K

JP

NM

BAND SW

KV1460TL

NM

3.3K

6.8P

SP

4.7K

NM

A010-837654

Q106

AM IF BUFFER

JUMPER

2SD1468S

Q104

MUTE

Q103

MUTE

Q405

BATT CONT.

BAND SW

AC~

IN4001B

IN4001B

IN5228B

IN4001B

IN4001B

560

MTZJ6.2C

IN-5231B

PE8550

PE8550

33/16

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Q

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TEL  13942296513  QQ  376315150  892498299 

TEL  13942296513  QQ  376315150  892498299 

http://www.xiaoyu163.com

http://www.xiaoyu163.com

Summary of Contents for FR-DAW450

Page 1: ...al is the Revision Publishing and replaces Simple Manual S M Code No 09 008 349 8T1 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296...

Page 2: ...U 3L C Design and specifications are subject to change without notice www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 3763151...

Page 3: ...C502 87 012 286 080 CAP U 0 01 25 C503 87 010 831 080 C CAP U 0 1 16F C504 87 010 831 080 C CAP U 0 1 16F CF101 87 A91 162 010 FLTR PFS450A7 CF102 87 PC4 617 010 FLTR SFE10 7MA5 CF103 87 PC4 617 010 F...

Page 4: ...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 TRANSISTOR ILLUSTRATION E C B 2SD4...

Page 5: ...TO MAIN C B WH401 TO MAIN C B WH402 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 3763151...

Page 6: ...402 WH401 IC401 B E C B E C B E C B E C B E C B E C B E C RADIO BUZZER SW403 ALERT TEST ON OFF ON OFF SW402 DIMMER HIGH LOW C B E QXXX CXXX RXXX DXXX 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...

Page 7: ...TOR VR102 ALERT FREQENCY RANGE ADJ Q109 Q110 Q107 Q108 BAND SW Q403 Q404 POWER CONT Q401 Q402 REG 10 50 R125 1K 1 5K 1 8K JP NM BAND SW KV1460TL NM 3 3K 6 8P SP 4 7K NM A010 837654 Q106 AM IF BUFFER J...

Page 8: ...PARTS LCD C B CHIP PARTS NOTE 1 2 3 4 5 6 7 A B C D E F G H I J K WIRING 3 KEY SW500 RESET SW502 RESET 2 SW503 RESET 3 SW504 RESET 4 SW501 RESET 1 KEY C B CHIP PARTS SW505 RESET 5 SW506 WH404 WH403 S...

Page 9: ...CONVERTER Q505 Q506 STEP ALM CTL Q510 Q501 VT FILETR 2SC4116GR 33 25 CPU STANDBY WEATHER ALERT WH403 WH404 WH404 WH403 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...

Page 10: ...D DISPLAY 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 139422965...

Page 11: ...ww xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 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 http www xiaoyu163...

Page 12: ...MS www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 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 http www xiaoyu...

Page 13: ...iaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 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 http www xiaoyu163 com...

Page 14: ...R2 3 9k LOOP LOW PASS FILTER OUTPUT AMP AMP R3 VREF V GROUND OUTPUT FILTER INPUT TIMING R TIMING CR www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3...

Page 15: ...F0 ADI0 VSS PG3 S20 PG2 S19 PG1 S18 PG0 S17 PH3 S16 PH2 S15 PH1 S14 PH0 S13 S12 S1 COM4 COM3 COM2 COM1 DBR4 DBR3 DBR2 DBR1 O I I I I I O O O O I O I O I O I O I O I O I O I O O O I I I I O I O I O I O...

Page 16: ...17 BAR ANT P W B P W B 16 22 22 24 23 MECHANICAL EXPLODED VIEW 1 1 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...

Page 17: ...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 RU4 002 010 CABI REAR U 12 8A RU3 205 010 HLD...

Page 18: ...7 3111 H251701 Printed in Singapore www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 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 37...

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