Philips-AZ250-cd-sm 电路图 维修手册.pdf

《Philips-AZ250-cd-sm 电路图 维修手册.pdf》由会员分享，可在线阅读，更多相关《Philips-AZ250-cd-sm 电路图 维修手册.pdf（17页珍藏版）》请在收音机爱好者资料库上搜索。

1、Version 1.0 3141 785 37410 CD Soundmachine Published by LZ 1207 Subject to modification Copyright 2012 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any m

2、eans, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. CONTENTS Block diagram.3-1 Wiring diagram .3-2 Circuit Diagram Layout diagram MAIN BOARD Layout.5-1 5-2 Technical Specification.1-1.1-4 Safety Instruction.2-2 AZ250/12 KEY Layout.5-3 Explode Drawing.6-1

3、 Version Variation.2-1 Main + KEY board.4-1 Main board.4-2 AMP BOARD Layout.5-4 5-5 RadioFans.CN 收音机爱 好者资料库 TECHNICAL SPECIFICATION 1-1 General description: 1 LIFETIME : 5 YEARS (ACC. TO UAN-D1611) 2 PERFORMANCE CLASSES : TUNER SUPPLY, AMPLIFIER SPEAKER BOXES RECORDER CLOCK CD DCC TELEPHONE REC. PLA

4、YER Ix x 3 II x 4 III 5 SAFETY REQUIREMENTS: EN 60065 (IEC 65) CE , UL approbation for version 37 6 RADIATION, IMMUNITY REQUIREMENTS: (EMC/FCC) EN55013, EN55020 .FOR VERSION 05/12/79/98 FCC FOR /37 VERSION . 7 CLIMATIC REQUIREMENTS: (acc. to UAN-D1590) All climates: -10 ?C till +50 ?C (Functional);

5、Set has to be pre-conditioned for 2 hour, except CD function 8 For all measurements: 25 ?C9 POWER SUPPLY: MAINS (AC) operation DC (int. or ext.) operation / Backup Buffer Voltage selection: See table below Battery type: AA, C-cell x 6; nom.: 9V minimum operating voltage : 6.3V for CD 10 Selection: S

6、ee table below Lifetime: CD ?hours (400mW, AA ? alkaline batteries) 11 Frequency: See table below External DC: No12 POWER CONSUMPTION: Standby: ?0.5W typ. 3 W (power off mode) Standby: 0nW (power off mode) 13 Maximum: 6 W Maximum: 14 General: Q and R according to production division rules : Q 1% (Ma

7、jor), Q 4% (Minor) Measured according to: R 3% (CE52) DERIVED VERSIONS: APPROBATION 15 Version AC Voltage/ Frequency on typeplate Safety Tolerance 12 100-240VAC/ 50/60HZ +/-10% 05 100-240VAC/ 50/60HZ +/-10% 37 120VAC/ 60HZ +/-10% REMARKS: For operation and thermal stability test : AC/DC SWITCHIG ADA

8、PTER INPUT:100-240VAC 16 RadioFans.CN 收音机爱 好者资料库 1-2 TECHNICAL SPECIFICATION SUPPLY, AF-AMPLIFIER DC - NO; Temperature YES; Short circuit NO 7 Public address No 8 INDICATORS: Output power or VU-meter No : digits: 9 Frequency response No : digits: 10 Low power (battery) No 11 ELECTRICAL DATA: TONE/EQ

9、UALIZER/DBB Balance control No 12 Mechanical noise (ISO 1996) 13 Noise overall (ISO) 14 Channel difference at 50mW 15 Hum (vol.max.-20dB to vol.min.) Limit: 250 nW 16 Residual noise (volume minimum) Limit: 100 nW 17 Input sens.: Nom. 500mV mV for 50mW Limit: mV Line outp.: Nom. mV voltage Limit: mV

10、OUTPUT POWER: Mains operation: D=10% 1W ?Limit: - 18 Battery operation: D=10% 1W ?Limit: - 19 Music power (MPO) / Peak-MPO (PMPO): (acc. to DIN45324) 20 Short term maximum output power: -1*1.2W (acc. to IEC 60268-15) 21 Long term maximum output power: - (acc. to IEC 60268-15) 22 Headphone output vol

11、tage/power: 23 Bandwidth FTC 1dB at: n.a. (acc. to FTC/16/1/D/432) 24 Bandwidth DIN 3dB at: - (acc. to IEC 60268-15) 25 Frequency response at Vol. max 20dB: typ. 60Hz to 16kHz (?3dB) 26 DBB raise level 4db at125hz vol max-20db Disc SBC429 Track 12 LOUDSPEAKER (output): Low pass crossover frequency:

12、- kHz tolerance: Hz 27 High pass crossover frequency: - kHz tolerance: Hz 28 Short term maximum output power: - W (acc. to IEC 60268-15) 29 Long term maximum output power: - W (acc. to IEC 60268-15) 30 Frequency response at: - Hz kHz 31 REMARKS: 27 : Measured in Tuner mode; 28: CD or LINE IN mode. 3

13、2 RadioFans.CN 收音机爱 好者资料库 1-3 TECHNICAL SPECIFICATION CD-PART:(SANYO DA11VF CD MECHANISM) (BALL type) Technical description: Input Output Motor/control Logic control 1 Active components TA2157F TC94A29FAG-018 2 Passive components 3 Signal processing D/A converter HF-preamplifier Servo processor 4 Ac

14、tive components CD: TC94A29FAG-018 CD: TC94A29FAG-018 D9258PH 5 Passive components 6 Indicators/Display/Keys: Display: 7 Keys: Slide switches Ref. Level for CD is a 1kHz, -6dB (Audio signal disc 1, track 35) - 40 CD-RW Test discs : ( A ) Audio signal disc 1 ( N ) ( B ) SBC444A ( O ) ( G ) Burn-in SB

15、C 442 ( P ) ( K ) Printed CD-RW ( Q ) ( L ) Low reflect CD-RW ( R ) ( M ) High reflected CD-RW ( S ) ( T ) Description condition (test disc) Noraml limit CD-RW playability 1 Fingerprint “K” TNO 18 No audible disturbance 2 Black dot “K” 13, 17 um 800 400 3 Low reflection “L” No audible disturbance 4

16、High reflection “M” Startup VERSION VARIATION 2 - 1 Type /Versions: Features Board in used: AZ250 Service policy Main BOARD * TIPS : C - Component Lever Repair. M - Module Lever Repair - Used /12 Feature diffrence RDS VOLTAGE SELECTOR ECO STANDBY - DARK Type /Versions: AZ250 /12 KEY BOARD M+C M+C AM

17、P BOARDM+C 2.0 SAFTETY INSTRUCTIONS GBWARNING All ICs and many other semi-conductors are susceptible to electrostatic discharges (ESD). Careless handling during repair can reduce life drastically. When repairing, make sure that you are connected with the same potential as the mass of the set via a w

18、rist wrap with resistance. Keep components and tools also at this potential. F ATTENTION Tous les IC et beaucoup dautres semi-conducteurs sont sensibles aux dcharges statiques (ESD). Leur longvit pourrait tre considrablement courte par le fait quaucune prcaution nest prise leur manipulation. Lors de

19、 rparations, sassurer de bien tre reli au mme potentiel que la masse de lappareil et enfiler le bracelet serti dune rsistance de scurit. Veiller ce que les composants ainsi que les outils que lon utilise soient galement ce potentiel. ESD DWARNUNG Alle ICs und viele andere Halbleiter sind empfindlich

20、 gegenber elektrostatischen Entladungen (ESD). Unsorgfltige Behandlung im Reparaturfall kan die Lebensdauer drastisch reduzieren. Veranlassen Sie, dass Sie im Reparaturfall ber ein Pulsarmband mit Widerstand verbunden sind mit dem gleichen Potential wie die Masse des Gertes. Bauteile und Hilfsmittel

21、 auch auf dieses gleiche Potential halten. NLWAARSCHUWING Alle ICs en vele andere halfgeleiders zijn gevoelig voor electrostatische ontladingen (ESD). Onzorgvuldig behandelen tijdens reparatie kan de levensduur drastisch doen verminderen. Zorg ervoor dat u tijdens reparatie via een polsband met weer

22、stand verbonden bent met hetzelfde potentiaal als de massa van het apparaat. Houd componenten en hulpmiddelen ook op ditzelfde potentiaal. IAVVERTIMENTO Tutti IC e parecchi semi-conduttori sono sensibili alle scariche statiche (ESD). La loro longevit potrebbe essere fortemente ridatta in caso di non

23、 osservazione della pi grande cauzione alla loro manipolazione. Durante le riparazioni occorre quindi essere collegato allo stesso potenziale che quello della massa dellapparecchio tramite un braccialetto a resistenza. Assicurarsi che i componenti e anche gli utensili con quali si lavora siano anche

24、 a questo potenziale. “Pour votre scurit, ces documents doivent tre utiliss par des spcia- listes agrs, seuls habilits rparer votre appareil en panne”. GB Safety regulations require that the set be restored to its original condition and that parts which are identical with those specified, be used. N

25、L Veiligheidsbepalingen vereisen, dat het apparaat bij reparatie in zijn oorspronkelijke toestand wordt teruggebracht en dat onderdelen, identiek aan de gespecificeerde, worden toegepast. F Les normes de scurit exigent que lappareil soit remis ltat dorigine et que soient utiliss les pices de rechang

26、e identiques celles spcifies. D Bei jeder Reparatur sind die geltenden Sicherheitsvorschriften zu beachten. Der Original zustand des Gerts darf nicht verndert werden; fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lapparecchio venga rimesso nelle condizion

27、i originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exist. The leakage current must not exceed 0.5m

28、A. CLASS 1 LASER PRODUCT 3122 110 03420 GBWarning ! Invisible laser radiation when open. Avoid direct exposure to beam. SVarning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina nky

29、mttmlle laseristeilylle. l katso steeseen! DKAdvarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling. Caution: These servicing instructions are for use by qualified service personnel only. To reduce the risk of electric shock do not perform an

30、y servicing other than that contained in the operating instructions unless you are qualified to do so. 2-2 SET BLOCK DIAGRAM 3 - 13 - 1 WIRE CONNECT DIAGRAM 3-23-2 4 - 14 - 1 CIRCUIT DIAGRAM -MAIN + KEY BOARD PART1 FM- FM+ DOOR SW FOR SANYO DA11 PLAY/PAUSE STOP DOWN/REW UP/FF KEY BOARD 9018 AGND ? 1

31、VCC3 2FNI 3FPI 4TPI 5TNI 6MDI 7LDO 8SEL 9TEBC 10TEN 11TEO 12RFDC13 GVSW 14 VRO 15 FEO 16 FEN 17 RFRP 18 RFIS 19 RFGO 20 RFGC 21 AGCI 22 RFO 23 RFN 24 GND IC101 TA2157F 1 OT-1A 2 OT-1B 3 IN-1A 4 IN-1B 5 TRB 6 REG-O 7 MUTE 8 GND 9 IN-2B 10 IN-2A 11 OT-2B 12 OT-2A 13 GND1 14 0POUT 15OPINA 16OPINB 17OT-

32、3A 18OT-3B 19IN-3A 20IN-3B 21VCC1 22VCC2 23BIAS 24IN-4B 25IN-4A 26OT-4B 27OT-4A 28 GND2 30 GND-P1 29GND-P2 IC103 D9258PH VC VCC E D A B C F GND LD VR PD FC+ TR+ TR- FC- CON102 R143 82K R163 150K R148 150K R168 150K R169 150K R142 82K R13922K R13891R R110 2K2 R112 10K C128 0.1U C120 0.01u + C154 47u/

33、10V + C177 220u/10V R154 10R Q105 8550D L101A 10uH C145 7P C1060.1U C1320.1U R145220R R144 1K C105 56P CON103 C101 0.1u C136 0.033u 12 3 Q108 KTA1273Y R167 4k7 R132 2R2 1/4W + C181 470U/16V C122 0.1U C121 0.1U C119 473 C118 473 C117 473 C116 473 C115 470P C114 470P 1 P5-1/SW 2 P5-2/POWER-OUT 3 P5-3/

34、HOLD 4 P6-0/KEY-AD0 5 P6-1/KEY-AD1 6 P6-2/PUH-SEL 7 P6-3/DOOR-SW 8 MVDD 9 MVSS 10 P1-0/C-IN/RW 11 P1-1/VOL+/VOL- 12 P1-2/DOOR+/- 13 P1-3/MUTE-OUT 14 P7-0/FUNCT-INA 15 P7-1/FUNCT-INB 16 P7-2/REM 17 PDO 18 TMAX 19 LPFN 20 LPFO 21 VCOF 22 AVSS 23 SLCO 24 RFI 25 AVDD 26 VREF 27 RFZI 28 RFRP 29 FEI 30 SB

35、AD 31 TEI 32 TEZI 33 FOO 34 TRO 35 RFGC 36 TEBC 37 SEL 38 FMO 39 DMO 40 CVDD 41 XO 42 XI 43 CVSS 44 DVDD 45 RO 46 DVSS 47 LO 48 DVR 49 /RESET 50 P8-0/XI 51 P8-1/XO 52 P2-0/COM1 53 P2-1/COM2 54 P2-2/COM3 55 P2-3/COM4 56 TEST/P3-0 57 P3-1/RX 58 P3-2/S3 59 P3-3/S4 60 P4-0/S5 61 P4-1/S6 62 S7 63 S8 64 S

36、9 IC102 TC94A29FAG-018 C133 473 C130 4700P C1290.033U L103A 10uH C127 N/A C126 2700P C1250.01U R135 15K R147 2M2 C152 153(M) R176 470k R174 5k6 R173 47K C113 47P R172 10K X102 75kHz 2 1 CON109 R170 10K R171 100K C112 100P R184 10K X101 16.93M R166 10K R134 10K + C178 1000u/16V R164 10K R158 10K R157

37、75K R153 10K R151 15K + C180 1u/50V C144 10P C143 10P L101 10uH C139 0.01u + C156 47u/10V C138 0.01u + C158 0.1u/50V R175 1K + C159 0.1u/50V R177 1K C124 222 C142 222 R18033k R181 33k R182 12K R18312K + C16022u/16V C1460.01u R165 100K R133 open R162 33K R141 22K R179N/A R178 1K R140 39K + C179 100u/

38、10V + C157 220u/10v + C155 47u/16V JR102 0 JR101 open J174 1K J175 OR JR104open JR103 open R1492k2 D105 1N4148 D115 1N4148 D109 1N4148 R190 1K2 R150 2K2 R152 3K3 R155 1K R156 1K R159 3K9 R146 1K5 R160 1K R161 0R SW402 SW403 R402 2K SW401 R401 1K5 R403 2K7 C188 102p R193470 C191 0.1U R195 10K R19415K

39、 12 3 Q112 R1961K R197390R C192 390p C193180P C194 220p R1981K5 C147 4700p 10 11 CON112 12 3 Q113 9014 R199 10K D1 1N4148 R3 10K R4 22K + C1 10u/10V C205 open 10 11 CON1 Q106 8050 ZD101 4V3 R115 470R C162 47U/16V C137 203 C182 100U/10V D116 1N4148 SW1 L11 coil D1071N4148 J161A1 Yes J161A 10uH C11 47

40、U/16V R118 10K 12 3 Q68 9014 R7 22K RFO RFGO TEI FEO VRO SL+ SL- SP+ SP- GND RFGO GND R_L_OUT A_GND MUTE VCC_+9V GND A_3V3 POWER CD_8V CIRCUIT DIAGARM -MAIN BOARD PART 2 4-24-2 EARPHONE_JACK ? ? ? ? ? ? Q207 8550D Q208 8050 C227 104 C222 0.22U/50V R224 2K2 R222 10K C221 10U/16V C220 4U7/10V 1 2 3 4

41、V101-A SP 38 ohm,1W L204FB 1K D200 1N4148 + - + - A1 A2 7 8 6 5 1 3 24 IC201 CD2822ACB 1 2 3 J200 DC_JACK R228 4R7 C224 10U/16V C225 103 C214 1000U/16V C215 104 C228 104 R229 4R7 0 1 CON201 2PIN_2.54 R225 10K C223 330P R223 10K C212 4U7/10V R214 2K2 R215 270K Q205 8050D3 1N4148 R217 2K2 R218 2K2 R21

42、9 10K C217 562 R220 2K2 C218 104 C219 104 R221 220K R211 10K C213 100U/16V C211 100U/16V C208 470U/16V C209 104 R2132K2 R209 18k R210 4K7 C210 152 R216 4K7 Q206 8050 Q200 8550D R200 68K R204 10K R202 470R 1 2 3 4 5 6 7 14 13 12 11 10 9 8 IC200 BKS-MCU BKS138-042 Q202 8050 ZD200 3V9 R203820R C203 47U

43、/10V C202 47U/16V C204 104 R205 47k Q6 9014 C4 105 R22 220K R14 470K R21 1K R212 10k Q201 8050 R201 1K C200 2200U/16V C201 104 + - 9V 5 4 3 2 1 J202-A 8 7 6 10 9 11 J202-B L201 FB 1K L202 FB 1K L203 FB 1K C231330P R2314.7K R2304.7K C230 3U3/50V C229 3U3/50V C226152 R226 12K R227 5K6 D201 1N4148 R233

44、 10k R234 8K2 C232330P 0 1 CON200 2PIN_2.0 1 2 COM3-B 2P_HO 6 7 8 9 5 11 10 4 3 2 1 CON202 FFC_11_2.0 1 2 J1 R232 180R L205 FB 1K SW2 C2 102 Q4 8050 R6 47k R2 47k D15LED GND OUT IN U305 HT7022A R5 47K R10 24K R13 470K D5 1N4148 D4 1N4148 C8 105 Q2 9014 C9 105 R9 2K R20 1K C7 105 Q9 9014 R18 2K2 R19 220K R17 1K C6 105 Q5 9014 R16 220K R15 2K2 C5 105 C3 102 R8 47k 12 F100 R23 33K A_GND A_GND A_GND MUTE CD_8V GND CD_POWER CD_AUDIO AUDIO_DET AUDIO_DET 5-15-1 LAYOUT DIAGARM -MAIN BOARD TOP SIDE VIEW LAYOUT DIAGARM - MAIN BOARD BOTTOM SIDE VIEW 5-25-2 LAYOUT DIAGARM -KEY BOAR