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Aiwa FR-DAW450, Service Manual, Page: 9 / 18

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Aiwa FR-DAW450 Service Manual Download Page 9

14

13

SCHEMATIC DIAGRAM-2 (LCD/KEY)

LCD C.B

KEY C.B

T

O

 MAIN C.B

WH401

T

O

 MAIN C.B

WH402

NM : NO MOUNT

47/6.3

WH401

10 PINS

WH402

10 PINS

IFT939825

2SC4116GR

2SC4116GR

39K

Q502,Q503

DC-DC 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 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 

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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