Philips-ARG300-cd-sm 维修电路原理图.pdf

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1、Version 1.03141 785 37070Compact design MP3-CD Black CD SoundmachinePublished by LZ 1147 Subject to modificationCopyright 2011 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrievalsystem or transmitted, i

2、n any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.CONTENTSBlock diagram.3-1Wiring diagram .3-2Circuit Diagram Layout diagram MAIN BOARD Layout.5-1 5-2Technical Specification.1-1.1-5Safety Instruction.2-2ARG300/77KEY Layout.5-3Explod

3、e Drawing.6-1Version Variation.2-1Main + KEY board.4-1Main board.4-2RadioFans.CN 收音机爱 好者资料库TECHNICAL SPECIFICATION1-1General description: 1LIFETIME : 5 YEARS (ACC. TO UAN-D1611) 2PERFORMANCE CLASSES : TUNER SUPPLY, AMPLIFIERSPEAKERBOXES RECORDERCLOCK CD USB TELEPHONE REC. PLAYER Ix x 3 II x 4 III 5

4、SAFETY REQUIREMENTS: EN 60065 (IEC 65) CE , 6RADIATION, IMMUNITY REQUIREMENTS: (EMC) EN55013, .EN55020 , (Version 55 approbation CB only ).7CLIMATIC REQUIREMENTS: (acc. to UAN-D1590) All climates: -10 ?C till +50 ?C (Functional); Set has to be pre-conditioned for 2 hour, except CD function 8For all

5、measurements: 25 ?C9POWER SUPPLY: MAINS (AC) operation DC (int. or ext.) operation / Backup Buffer Voltage selection: See table below Battery type: minimum operating voltage : 10Selection: See table below Lifetime: 11Frequency: See table below External DC: No12POWER CONSUMPTION: Power off mode: ?5W

6、typ. 3 W (power off mode) Standby: 0nW (power off mode) 13Maximum: 15 W Maximum: 14General:Q and R according to production division rules : Q 1% (Major), Q 4% (Minor) Measured according to: R 50kHz /N/A 29Search time of total tuning range / N/A Search time of total tuning range N/A 30IF 45KHZ? 3kHz

7、IF 218kHZ ? 3kHz 31Frequency drift vs temp. -10?C to 10?C10?C to 30?C30? to 50?C0.7 / 1000 * operating frequency Frequency drift vs temp. 15KHZ/?C10KHZ/?C15KHZ/?C32Dial calibration 5 7% Dial calibration -1.2 +/- 1.5MHz 33 Stereo On point (Pilot deviation : 6kHz) 14 15.5 dBuV 34 Switching on 6dB 35wa

8、ve range Sensitivity for 50mW noise limited sensitivity(26dB) Image rejectionIF rejectionlarge signalSelectivityS9/300kHz bandwidthB+3dBFMnom. 19 21 55 130dBf 21 36lim. ? 19 50 125dBf 19 37MW nom. 68 35 28 1000 21 3.0 38lim. 72 28 24 500 16 2.5 39 unit ?V/m?VdBf?V/mdB? dBdB dB mV/m dB kHz REMARKS: 1

9、-3TECHNICAL SPECIFICATIONSUPPLY, AF-AMPLIFIER & LOUDSPEAKER PART:TECHNICAL description: Power supply Tone Control AF-Amplifier Loudspeaker Active components ?D8227 1 Passive components 2 X 1 W, 8ohm 2 3 GENERAL part: Headphone type None 4 Loudspeaker filter, high pass None 5 Loudspeaker filter, low

10、pass None 6 Power stage protection AC NO; 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/EQUALIZER/DBB Balance control No 12 Mechanical noise (ISO

11、1996) 13 Noise overall (ISO) 14 Channel difference at 50mW 15 Hum (vol.max.-20dB to vol.min.) Limit: 200 nW 16 Residual noise (volume minimum) Limit: 260 nW17 Input sens.: Nom. 500mV mV for 50mW Limit: mV Line outp.: Nom. mV voltage Limit: mV OUTPUT POWER: Mains operation: D=10% 2 X 1W ?Limit: - 1dB

12、 18 Battery operation: D=10% 2 X 1W ?Limit: - 1dB 19 Music power (MPO) / Peak-MPO (PMPO): (acc. to DIN45324) 20 Short term maximum output power: - (acc. to IEC 60268-15) 21 Long term maximum output power: - (acc. to IEC 60268-15) 22 Headphone output voltage/power: 23 Bandwidth FTC 1dB at: n.a. (acc.

13、 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 Disc SBC429 Track 12 LOUDSPEAKER (output): Low pass crossover frequency: - kHz tolerance: Hz 27 High pass crossover frequency: - kHz tolerance: H

14、z 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. 3251-4TECHNICAL SPECIFICATIONCD-PART:(SANYO DA11B3VF CD MECHANISM) (BALL

15、type) Technical description: Input Output Motor/control Logic control 1 Active components TC94A77FG-203 2 Passive components 3 Signal processing D/A converter HF-preamplifier Servoprocessor 4 Active components CD: TC94A77FG-203 CD: TC94A77FG-203 D9258PH 5Passive components 6 Indicators/Display/Keys:

16、 Display: LCD for Track No. display 3 Digit 7 Keys: Slide switches & tact switches8Playability: (acc. to AHR-82-Gbu-00-4201) Limit Typical Testdisc 9 Wedge 600 ?m 900 ?mTNO 7,9 of SBC 444A (7104 099 24990) 10Eccentric 150 ?m 200 ?m TNO 1,24 of 200?m disc (7104 099 24960) 11FingerprintNo audible defe

17、ct TNO 11of Subchassis 8A 12 Black dot 500 ?m 600 ?mTNO 13, 14 of SBC 444A (7104 099 24990) 13Double black dot No failure TNO 9 of Subchassis 8A 14 Skew 0.6 deg, 8cm No audible defect TNO 1,6 of 0.6deg C, 8cm skew disc15Bad HF track No audible defect TNO 8 of Subchassis 8A 16 Heavy fingerprint No tr

18、ack jumps/plops TNO 10 of Subchassis 8A 17 Maximum diameter No audio effect Last TNO of Subchassis 8A 18 Thick disc No failure Thick test disc 19 Thin disc No failure Thin test disc 20 Vertical deviation disc No failure TNO 1,16 of ABEX TCD-732RA (VDD +/- 0.5mm) 21Playback position Horizontal, Norma

19、l position (Set is located on a flat surface, floor) 22 - Playback of above mentioned tracks possible without track loss or audible defects. 23 - This unit can playback CD-R or CD-RW discs. Shock resistance: (acc. to AR 13-A6-CD-068) ? Z axis 5 G 24? X or Y axis 5 G 25Acoustical noise: Mode: Play/Pa

20、use 35 dBA max. (45 dbA in Search mode) 26 Mode: Jump (Next) 45 dBA max. 27 Acoustic feedback: Acoustical feedback is not allowed. Test disc TNO 2,6,11,18,19,20 of SBC444 , 10% THD o/p , DBB on AUDIO part: (Measured with Audio Signals Disc-1, 7104 078 04911 on Speakers or Headphone socket with nom.

21、load) Typ. Limit Output level (TNO1) 2.85V 28 SNR unwtd. 60 dB 50 dB 29 SNR wtd. dBA 62 dBA 57 dBA 30 Crosstalk(1kHz) TNO 67, 71 35 dB 30 dB 31 Crosstalk(other range) TNO 66 73 (16 TO 16KhZ) 35 dB 30 dB 32Frequency response Vol.max.20dB(DBB on) -1.5dB -1dB ?3dB at 80Hz ?3dB at 12.5kHz 33Frequency re

22、sponse at DBB off (+/- 3dB) 80Hz 12.5k100 Hz 10 kHz 34THD(1kHz, 0 dB) 1% 1.5 % 35 THD(overall frequency response range, 0dB) 2 % 3 % 36 Channel difference 0.5 dB 2 dB Residual Noise Volme Min 1.8MV 37 Frequency accuracy - +/-0.5 % Hum Volme Min 1.8MV 38 De-emphasis 75?s / 50?s Switchable via Subcode

23、 information 39REMARKS: - Amplification reserve for CD = +2dB (?2dB); Ref. Level for CD is a 1kHz, -6dB (Audio signal disc 1, track 35) 40TECHNICAL SPECIFICATION1-5CD-RW /MP3 Test discs : ( A ) Audio signal disc 1 ( N ) MP3CD-1.0B Multi-Purpose ( B ) SBC444A ( O ) MP3CD-MS-1.0B Multi-Session ( G ) B

24、urn-in SBC 442 ( P ) MP3CD-MX-1.0B Mixed Mode CD ( K ) Printed CD-RW ( Q ) MP3CD-XA-1.0B CD Extra ( L ) Low reflect CD-RW ( R ) MP3CD1.0D ( M ) High reflected CD-RW ( S ) MP3CD-M400-1.0A ( T ) MP3CD-Multiformat-1.0B Description condition (test disc) Noraml limit CD-RW playability 1 Fingerprint “K” T

25、NO 18 No audible disturbance 2 Black dot “K” 13, 17 um 800 400 3 Low reflection “L” No audible disturbance 4 High reflection “M” Startup MP3 playability : See specification on CD-DA MP3 - Data-format-check Remark :support ISO-9660, Joliet format and UDF 1.0 & 2.0 1 File format check Html file of “N”

26、 File in non supported formats are skipped. 2 Sample rate check “N” No audible disturbance 3 Bitrate check 32,40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 250, 320 kbps, VBR (variable bit rate) “N” No audible disturbance 4 Multissession “O” All titles accessible, no audible disturbance 5 Iso9660

27、 “N” All titles accessible, no audible disturbance 6 Playlist m3u Not supported 7 Id3 check “N” Not supported 8 CD-Extra (1 audio seesion + 1 digitalsession) “Q” Remark : selectable by mode button No audible disturbance. 9 Direct CD “R” No audible disturbance 10 Mixed CD “P” No audible disturbance 1

28、1 AAC-playback Not supported 12 WMA-playback supported 13 Max. titles / directories “S”max. 350 titles and directories, avg. length of filename/foldername is 20 characters All titles accessible, no audible disturbance. VERSION VARIATION2 - 1Type /Versions:FeaturesBoard in used:ARG300Service policyMa

29、in BOARD* TIPS : C - Component Lever Repair.M - Module Lever Repair- Used/77Feature diffrenceRDSVOLTAGE SELECTORECO STANDBY - DARKType /Versions:ARG300/77KEY BOARDM+CM+C2.0 SAFTETY INSTRUCTIONSGBWARNINGAll ICs and many other semi-conductors aresusceptible to electrostatic discharges (ESD).Careless h

30、andling during repair can reduce lifedrastically.When repairing, make sure that you areconnected with the same potential as the massof the set via a wrist wrap with resistance.Keep components and tools also at thispotential.FATTENTIONTous les IC et beaucoup dautressemi-conducteurs sont sensibles aux

31、dcharges statiques (ESD).Leur longvit pourrait tre considrablementcourte par le fait quaucune prcaution nestprise leur manipulation.Lors de rparations, sassurer de bien tre reliau mme potentiel que la masse de lappareil etenfiler le bracelet serti dune rsistance descurit.Veiller ce que les composant

32、s ainsi que lesoutils que lon utilise soient galement cepotentiel. ESDDWARNUNGAlle ICs und viele andere Halbleiter sindempfindlich gegenber elektrostatischenEntladungen (ESD).Unsorgfltige Behandlung im Reparaturfall kandie Lebensdauer drastisch reduzieren.Veranlassen Sie, dass Sie im Reparaturfall b

33、erein Pulsarmband mit Widerstand verbundensind mit dem gleichen Potential wie die Massedes Gertes.Bauteile und Hilfsmittel auch auf dieses gleichePotential halten.NLWAARSCHUWINGAlle ICs en vele andere halfgeleiders zijngevoelig voor electrostatische ontladingen(ESD).Onzorgvuldig behandelen tijdens r

34、eparatie kande levensduur drastisch doen verminderen.Zorg ervoor dat u tijdens reparatie via eenpolsband met weerstand verbonden bent methetzelfde potentiaal als de massa van hetapparaat.Houd componenten en hulpmiddelen ook opditzelfde potentiaal.IAVVERTIMENTOTutti IC e parecchi semi-conduttori sono

35、sensibili alle scariche statiche (ESD).La loro longevit potrebbe essere fortementeridatta in caso di non osservazione della pigrande cauzione alla loro manipolazione.Durante le riparazioni occorre quindi esserecollegato allo stesso potenziale che quello dellamassa dellapparecchio tramite un braccial

36、ettoa resistenza.Assicurarsi che i componenti e anche gli utensilicon quali si lavora siano anche a questopotenziale.“Pour votre scurit, ces documentsdoivent tre utiliss par des spcia-listes agrs, seuls habilits rparervotre appareil en panne”.GBSafety regulations require that the set be restored to

37、its originalcondition and that parts which are identical with those specified,be used.NLVeiligheidsbepalingen vereisen, dat het apparaat bij reparatie inzijn oorspronkelijke toestand wordt teruggebracht en dat onderdelen,identiek aan de gespecificeerde, worden toegepast.FLes normes de scurit exigent

38、 que lappareil soit remis ltatdorigine et que soient utiliss les pices de rechange identiques celles spcifies.DBei jeder Reparatur sind die geltenden Sicherheitsvorschriften zubeachten. Der Original zustand des Gerts darf nicht verndert werden;fr Reparaturen sind Original-Ersatzteile zu verwenden.I

39、Le norme di sicurezza esigono che lapparecchio venga rimessonelle condizioni originali e che siano utilizzati i pezzi di ricambioidentici a quelli specificati.After servicing and before returning set to customer perform aleakage current measurement test from all exposed metal parts toearth ground to

40、 assure no shock hazard exist. The leakage currentmust not exceed 0.5mA.CLASS 1LASER PRODUCT3122 110 03420GBWarning !Invisible laser radiation when open.Avoid direct exposure to beam.SVarning !Osynlig laserstrlning nr apparaten r ppnad och sprrenr urkopplad. Betrakta ej strlen.SFVaroitus !Avatussa l

41、aitteessa ja suojalukituksen ohitettaessa olet alttiinankymttmlle laseristeilylle. l katso steeseen!DKAdvarse !Usynlig laserstrling ved bning nr sikkerhedsafbrydere erude af funktion. Undg udsaettelse for strling.Caution: These servicing instructions are for use by qualified service personnel only.

42、To reduce the risk of electric shock do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so.2-2SET BLOCK DIAGRAM3 - 13 - 1WIRE CONNECT DIAGRAM3-23-24 - 14 - 1CIRCUIT DIAGRAM -MAIN + KEY BOARD PART13.3V2.45V1.9V1.35V0VVoltLCD 16k EEPROML

43、CD 32k EEPROMLED 32k EEPROMPin 6Mode: Pin 7LED 16k EEPROMSlaveSony KSS-213CLRichly R801Sanyo DA11VFSony KSS-900AAA0V1.2V2V3.3VR8R17Open15k27k15k10k15k10kOpenPUH SELVoltPull DownPull UpPull DownPull UpPin 40Pin 32USB DisableUSB EnableSD DisableSD Enable8. Add R49 2.2k ohm7. Add R20 10k ohm6. Change R

44、18 to open, R19 to 10k5. R123 change to 8.2k ohm4. Add R10: 4.7k ohm3. Pin 7 LCD/LED/Slave/Standalone SEL2. Pin 8 add USB power control1. R16 change to 91PLAY/PAUSESTOPDOWN/FRUP/FFFD- UPFD- DOWNPLAY MODePROGSlave/Standalone SELPUH SELLCD/LED SELAs near as possibleAs near as possibleAs near as possib

45、leAs near as possibleCLOSEOPENSYNC-RECC2xx uses condensor typeJumper to connect Power GND (NET5)DVSS(GND) for DAC patternSLT-SLT+FM+FM-DM-DM+TR-TR+FC-FC+VRVccVcFBDAGNDLDECPD888CARDUSBDISCMP3REPEATRANDOMREPEATREPEATREPEATPROGRAM123456789101112LCD3011234S405PALY1234S406STOP1234S407DOWN/FR1234S404UP-FF

46、1234S401FD-UP1234S402FD-DOWN1234S408MODEC401100pR4012kR4072.2kR4022.7kR4033.9kR4046.8kR40512kR40627k1234S403PROG12345678910111213141516CN401123Q3032SA1015GRL30110uH123456CN302R31810C31747000pC30647000pC3631000u/10C3220.1uC362100u/6.3R3158.2k12345678910111213141516CN301CFF5116C304470pC3030.1u1OT-1A2O

47、T-1B3IN-1A4NC15TRB6REG-O7NC28GND9NC310IN-2A11OT-2B12OT-2A13GND114NC415NC516NC617OT-3A18OT-3B19IN-3A20NC721VCC122VCC223BIAS24NC825IN-4A26OT-4A27OT-4B28GND229GND-P230GND-P1U302MM1669XH/D9258C302470pX30116.9344MHzC30115pC32515p1FMO2DMO3P1-0/ADIN14P1-1/ADIN25P1-2/ADIN36P1-3/ADIN47P2-0/ADIN58PIN2-1/ADIN6

48、9VREG10P3-0/MX011P3-1/MXI12VDD313VSS14VSSP315VCOI16VDDP317P3-2/OSCIN18RESETN19VDD120VSS21DVSS322LO23DVR24RO25DVDD326XVSS127XI28XO29XVDD130P4-0/DCK/SI131P4-1/RSD/SO132R4-2/RCK/SCK133R4-3/SCK2/SCL34R5-0/SO2/SDA35P5-1/SI2/INTR336VSS37VDD138P6-0/S16/S2039P6-1/S15/S1940P6-2/S14/S1841P6-3/S13/S1742P7-0/S1

49、2/S1643P7-1/S11/S1544P7-2/S10/S1445P7-3/S9/S1346P8-0/S8/S1247P8-1/S7/S1148P8-2/S6/S1049P8-3/S5/S950VDD351P9-0/S4/S852P9-1/S3/S753P9-2/S2/S654P9-3/S1/S555P10-0/COM8/S456P10-1/COM7/S357P10-2/COM6/S258P10-3/COM5/S159P11-0/COM460P11-1/COM361P11-2/COM262P11-3/COM163VDDM164#HOLDN65VSS66VDD167PDO68TMAX69LP

50、FN70LPFO71PVREF72VCOF73RVDD374SLCO75RFI76RFRPI77RFGO78AGCI79RFO80EQSET81RVSS382FNI283FNI184FPI285FPI186TPI87TNI88VRO89MDI90LDO91AVSS392RFZI93RFRP94SBAD/RFDC/FTE95FEI96TEI97TEZI98AVDD399FOO100TROIC301TC94A77FG-2033I2O1GU301LM1117-3.3VC356220UC3240.1uC358100u/16C3350.1uC3050.1uC357100u/16C3090.1uC3200