Aiwa-FR-A705-Service-Manual 电路图维修手册.pdf

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1、RADIO RECEIVER FR-A705 S/M Code No. 09-99B-337-3R2 U(S) SERVICE MANUAL REVISION This Service Manual is the “Revision Publishing” and replaces “Simple Manual” (S/M Code No.09-99B-337-3T2). DATA 6 39 SPECIFICATIONS Design and specifications are subject to change without notice. 1,710 RadioFans.CN 收音机爱

2、好者资料库 2 REF. NOPART NO.KANRIDESCRIPTION NO. REF. NOPART NO.KANRIDESCRIPTION NO. ELECTRICAL MAIN PARTS LIST IC 8Z-RU2-607-010 IC,CXA1619BS S9-104-000-0A0 IC,TMP04CH00F350 ! 87-001-486-080 IC,PROTECTOR ICP-N15 TRANSISTOR 89-110-155-010 TR,2SA1015-GR 87-026-463-080 TR,2SA933S(R/S) 89-318-154-080 TR,2S

3、C1815GR 89-320-011-280 TR,2SC2001K 89-414-680-080 TR,2SD1468S DIODE S0-504-410-000 DIODE,RB441Q 82-135-799-010 DIODE,IN4148 82-596-799-010 DI,1N4001B 87-A40-439-080 ZENER,6.2V S0-100-391-210 ZENER,BZX55C3V9 MAIN C.B C9 87-010-404-010 CAP,E 4.7-50V C13 87-010-037-010 CAP,E 10-50V C16 87-010-404-010 C

4、AP,E 4.7-50V C17 87-010-037-010 CAP,E 10-50V C18 87-010-400-010 CAP,E 0.47-50V C19 87-010-545-010 CAP,E 0.22-50V C20 87-010-037-010 CAP,E 10-50V C23 87-010-101-080 CAP,E 220-16V C24 87-010-101-080 CAP,E 220-16V C33 87-010-221-010 CAP,E 470-10V C105 87-010-249-010 CAP,E 470-16V C106 87-010-380-010 CA

5、P,E 47-16V C108 87-010-380-010 CAP,E 47-16V C111 87-010-263-080 ELECT CAP 100-10V C133 87-010-263-080 ELECT CAP 100-10V C134 87-010-263-080 ELECT CAP 100-10V CF1 S0-003-570-000 CER,FIL KMFC357-Z CF3 S0-003-570-000 CER,FIL KMFC357-Z CON1 S0-500-402-000 CONN,5P 2MM CON2 S0-500-402-000 CONN,5P 2MM L101

6、 S0-981-650-700 COIL,MW 70MMx4 PVC101 S3-222-000-000 PVC,AM/FM SP101 S2-280-005-210 SPKR,2.25 8 OHM 0.5W SW1 S2-200-711-000 SW,SLIDE SK22F03G7 SW2 S2-200-711-000 SW,SLIDE SK22F03G7 SW3 S2-300-611-000 SW,SLIDE SK23E01G6 SW4 S2-300-611-000 SW,SLIDE SK23E01G6 T1 S0-968-300-100 IFT,OA-709683 10MM T2 S8-

7、376-540-100 IFT,10MM (AM IF) VR1 SB-165-033-040 VR,B50K CONTROL C.B C210 87-010-221-010 CAP,E 470-10V C211 87-010-101-080 CAP,E 220-16V C213 87-010-037-010 CAP,E 10-50V C215 87-010-112-010 CAP,E 100-16V C217 87-010-101-080 CAP,E 220-16V C218 87-010-380-010 CAP,E 47-16V C219 87-010-380-010 CAP,E 47-1

8、6V C226 87-010-263-080 ELECT CAP 100-10V CON3 S0-800-402-000 CONN,8P 2.0MM EL101 S1-010-420-000 LED,BL L201 87-003-143-010 INDUCTOR,4.7UH L202 87-005-696-080 INDUCTOR,100UH LCD201 S0-030-180-000 LCD SW205 S1-102-000-000 SW,TACT 4P 3.85MM X201 S3-327-680-000 X,TAL 32.768KHZ KEY C.B JOG201 SH-122-031-

9、000 VR,ROTARY ENCORDER SW201 S0-211-102-000 SW,TACT 4P 4.3MM SW202 S0-211-102-000 SW,TACT 4P 4.3MM SW203 S0-211-102-000 SW,TACT 4P 4.3MM SW204 S0-211-102-000 SW,TACT 4P 4.3MM POWER C.B !PT201 S1-115-090-200 PT,EL EI-16 Regarding connectors, they are not stocked as they are not the initial order item

10、s. The connectors are available after they are supplied from connector manufacturers upon the order is received. TRANSISTOR ILLUSTRATION ECBECB 2SA1015 2SC1815 2SC2001 2SA933S 2SD1468S RadioFans.CN 收音机爱好者资料库 3 VOLTAGE CHARTRadioFans.CN 收音机爱好者资料库 4 1234567 A B C D E F G H I J K WIRING-1 FM ANT 1 5

11、1 5 E E E E E E E 1415 128 C B A D MAIN C.B SW4 ALARM MODE NOTE PT1 SP101 (SPEAKER) AC 120V 60Hz 1 1+2 2 SW2 BAND FM AM BUZZER RADIO ALARM STANDBY RADIO ON PVC1 TUNING TO CONTROL C.B TO CONTROL C.B ECBE L101 65 SCHEMATIC DIAGRAM-1 MAIN C. B TO CONTROL C.B 60Hz SP101 (SPEAKER) REG. REG. POWER CONTROL

12、 +B SWITCH MUTE INV. AM/FM TUNER PROCESSOR AM FM 1N4148 1N4148 VOLUME TUNING PVC1(PVC-AD, PVC-C1C4) PVC-A PVC-C4 PVC-C2 PVC-B PVC-C PVC-D PVC-C3 PVC-C1 SW3 ALARM SW4 ALARM MODE SW2 BAND 1N4148 1N4148 120 87 SCHEMATIC DIAGRAM-2 CONTROL C. B KEY C. B POWER C. B TO MAIN C.B EL101 ARK-10028 (LCD BACK LI

13、GHT) IC201 TMP04CH00F350 SYSTEM CONTROL RESET (DOWN/UP) Q201-207 EL +B CONTROL DISP/ BUZZER OUT BUCK UP JOG IN1 JOG IN2 FAST KEY SET KEY SLEEP KEY SNOOZE KEY DAY KEY ALARM IN 1 ALARM IN 2 ALARM IN 3 ALARM IN 4 POWER ON POWER OUT EL 24H IN 9 1234567 A B C D E F G H I J K WIRING-2 CONTROL C.B KEY C.B

14、POWER C.B NOTE ECBE TO MAIN C.BTO MAIN C.B 18 18 JOG201 PT201 C213 E E E E E E E E E 1 30 LCD201 1 5 1 5 31 30 50 51 80 81100 1 R201 R227 C231 C62 C61 C63 C64 C65 C66 C67 C68 C69 C70 C71 C72 C73 C74 C77 C78 C79 C80 C81 C82 C83 C84 C85 C86 C87 C88 C89 C90 C91 C92 C93 C94 C95 C96 C97 C98 C99 C100 C101

15、 C102 C103 C104 C105 C106 C107 C75 C76 C132 C225 C224 C205 3160 SW205 SNOOZE IC201 10 IC BLOCK DIAGRAM IC, CXA1619BS 11 V1 C1, C2 VSS VXT BRESET XLIN XLOUT VDD XHIN XHOUT TEST BUZZER OUT BUCK UP JOG IN1 JOG IN2 FAST KEY SET KEY SLEEP KEY SNOOZE KEY DAY KEY ALARM IN 1 ALARM IN 2 ALARM IN 3 ALARM IN 4

16、 POWER ON POWER OUT EL 24H IN S1-S60 COM1-COM8 V4-V2 1 2, 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30-89 90-97 98-100 IC, TMP04CH00F350 Pin No.Pin NameI/ODescription IC DESCRIPTION O O I I O I O I O I I I I I I I I I I I I I O O I O O O Regulator-2 output. Capacitor

17、terminal for LCD step-up voltage. Power supply (). Regulator-1 output (It is outputted in 3.0 V type only). Reset input (active at low). Terminal to which external crystal for low speed oscillation is connected. Power supply (+). Terminal to which external crystal/resistor for high-speed oscillation

18、 is connected. TEST input. Outputs the buzzer signal when it reaches the alarm time. H: Normal state L: Backup mode (Power off state). See Note. Modification of the time shall be made by the JOG spec. H: JOG UP/DOWN is set to 10 minutes by one click. L: JOG UP/DOWN is set to 1 minute by one click. S

19、ets the time, cancels the alarm and starts the date setting mode. Used to set the sleep setting and to check the remaining time. Cancels the alarm by every 5 minutes and cancels sleep. Sets and cancels the summertime. And toggles between the alarm display and date display. H: When the ALARM mode swi

20、tch is in the 1, or 1 + 2. L: When the ALARM mode switch is in the 2. H: When the ALARM mode switch is in the 1 + 2 or 2. L: When the ALARM mode switch is in the 1. H: When the POWER switch is in ALARM. L: When the POWER switch is in ON or STANDBY. H: When the ALARM function switch is in the BUZZER

21、position. L: When the ALARM function switch is in the RADIO position. Recognizes the POWER (RADIO) ON/OFF. H: RADIO output. L: STANDBY state. When any key input (short pressing) is present, “H” is outputted for 5 seconds. Or “H” is continuously outputted when the SNOOZE key is pressed for a long tim

22、e. H: 24H. L: 12H. LCD segment output. LCD common output. Stepped-up voltage output. Note: In the BACKUP mode, the present time and the ALARM time setup are kept alive while the other functions are turned off (LCD is also turned off). 12 LCD DISPLAY 1413 ELECTRICAL ADJUSTMENT Sensitivity:Less than 1

23、6dB (at 88MHz) Less than 14dB (at 98/108MHz) Intermediate frequency:10.7MHz Sensitivity:Less than 46dB (at 600kHz) (S/N 10dB)Less than 45dB (at 1000/1400kHz) Signal to noise ratio:More than 30dB (Input 74dB)(at 600/1000/1400kHz) Distortion:Less than 3% (at 1000kHz) (Input 100dB Modulation 60%) Inter

24、mediate frequency:455kHz PRACTICAL SERVICE FIGURE 1615 MECHANICAL EXPLODED VIEW 1/1 17 REF. NOPART NO.KANRIDESCRIPTION NO. REF. NOPART NO.KANRIDESCRIPTION NO. MECHANICAL PARTS LIST 1/1 Basic color symbolColorBasic color symbolColorBasic color symbolColor BBlackCCreamDOrange GGreenHGrayLBlue LTTransp

25、arent BlueNGoldPPink RRedSSilverSTTitan Silver TBrownVVioletWWhite WTTransparent WhiteYYellowYTTransparent Yellow LMMetallic BlueLLLight BlueGTTransparent Green LDDark BlueDTTransparent Orange COLOR NAME TABLE REF. NOPART NO.KANRIDESCRIPTION NO. ACCESSORIES/PACKAGE LIST 1 SZ-RU2-910-400 INSTRUCTION

26、BOOK 1 SZ-RU2-110-200 LENS,TUNER 2 SZ-RU2-100-100 LENS,CLOCK 3 SZ-RU2-170-100 PANEL,FRONT 4 SZ-RU2-060-010 CORD,COVER 5 SZ-RU2-090-010 KNOB,ROTARY 6 SZ-RU2-050-010 CAB,BASE 7 SZ-RU2-020-110 CAB,REAR 8 SZ-RU2-070-010 KNOB,CLOCK 9 SZ-RU2-010-100 CAB,FRONT 10 SZ-RU2-080-100 KNOB,SNOOZE 11 SZ-RU2-120-00

27、0 POINTER 12 S0-003-010-000 LCD,92-65-2.77 13 SZ-RU2-030-000 MAIN BRACKET 14 SZ-RU2-130-000 KNOB,TUNE 15 S2-035-140-500 METAL WASHER 13.5-14-0.5MM 16 SZ-RU2-200-000 PLATE,SW VOLTAGE 17 S1-026-000-000 TOOTH WASHER 2.6MM 18 SZ-RU2-140-000 DRUM,DIAL ! 19 S1-8ZR-U21-400 PT,28WEI35/15 230V:8V 20 SZ-RU2-1

28、50-000 KNOB,VOLUME 21 SZ-RU2-160-000 KNOB,SLIDE 22 SZ-CM2-230-000 BAR BRACKET 23 S0-100-800-000 BAR FERRITE 10-80 24 S2-280-005-210 SPKR,2.25 8 OHM 0.5W 25 SZ-RU2-040-000 SPKR,BRACKET ! 26 S1-171-201-100 CORD,POWER 6.5 A 87-751-097-410 SCREW ST3-12MM HEAD B 87-342-099-210 SCREW ST 3-15 C S0-401-700-400 SCREW,1.7-4 D 87-741-073-410 SCREW,2.6-6 E 87-741-096-410 SCREW,ST3-10MM HEAD V5.9-6.3 F 87-741-102-410 VT2+3-20 G 87-251-094-410 SCREW,ST3-6 931196 Printed in Singapore 211, IKENOHATA 1CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111