Philips-AZ300-cd-sm 维修电路原理图.pdf
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1、Version 1.2 3141 785 36912Compact design MP3-CD Black CD SoundmachinePublished by LZ 1139 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,
2、in 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.1-1.1-7Safety Instruction.2-2AZ300/55/78KEY Layout.5-3Exp
3、lode Drawing.6-1Version Variation.2-1Main + KEY board.4-1Main board.4-2AZ300X/78RadioFans.CN 收音机爱 好者资料库TECHNICAL SPECIFICATION1-1IIIxVersionRefer to /05UK/12Europe /55 latum/79Australian /98 Asia Pacific /77 /78For operation and thermal stability test :220/230/240Vac setting : 198Vac to 264Vac120Vac
4、 setting : 99Vac to 140Vacdual voltage ac setting (120Vac / 230Vac) : 99Vac to 140Vac and 196Vac to 264VacREMARKS:37 120VAC/60HZ+/-10%120/230VAC50/60HZ+/-15%120/230VAC50/60HZ+/-15%Refer to versionchart230VAC50HZ+/-15%Refer to versionh120/230VAC50/60HZ+/-15%Refer to versionh230VAC50HZ+/-10%Refer to v
5、ersionchart230VAC50HZ+/-10%Measured according to: R 3% (CE52)DERIVED VERSIONS: APPROBATIONAC Voltage/ Frequency on type plateSafety Power off mode:?5W typ. 3 W (power off mode)Standby:0nW (power off mode)Maximum: 15 WMaximum:General:Q and R according to production division rules : Q 1% (Major), Q 50
6、kHzRF ? 1V/mRF ? ?26 to 1mVN/A218kHZ? 3kHzFrequency drift vs temp.15KHZ/?C10KHZ/?C15KHZ/?CFrequency drift vs temp.-10?C to 10?C10?C to 30?C30? to 50?C0.7 / 1000 * operating frequencyggggIF45KHZ? 3kHzIF-1.2+/- 1.5MHz1415.5 dBuVSelectivityIF rejectionbandwidthB+Switching on 6dBwave rangeSensitivity fo
7、r 50mWnoise limited sensitivityImage Dial calibration57%Dial calibration Stereo On point (Pilot deviation : 6kHz)15KHZ/?C30? to 50?CS9/300kHznom.215521lim.195019nom.3528213li2824162 572?MW683dBFM19gy(26dB)rejectionlim.2824162.5?V/mdBfdBdBdBkHzunit?V?V/mdB?72MW?dBdBdBkHzunit?V?dB?1-4TECHNICAL SPECIFI
8、CATIONLoudspeaker 2 X 1 W, 8ohmGENERAL part:Hd htNPassive componentsTECHNICAL description:Power supplyTone ControlAF-AmplifierActive components?D8227INDICATORS:Odi iPower stage protectionAC NO; DC - NO; Temperature YES; Short circuit NOPublic addressNoHeadphone typeNoneLoudspeaker filter, high passN
9、oneLoudspeaker filter, low passNoneMechanical noise (ISO 1996)ELECTRICAL DATA:TONE/EQUALIZER/DBBBalance controlNoOutput power or VU-meterNo : digits:Frequency responseNo : digits:Low power (battery)No500mV mVInput sens.: Nom.Channel difference at 50mWHum(vol.max.-20dB to vol.min.)Limit:200nWResidual
10、 noise (volume minimum)Limit:260nW()Noise overall (ISO) mV mV mVMusic power (MPO) / Peak-MPO (PMPO): (acc. to DIN45324)OUTPUT POWER:Mains operation: D=10% 2 X 1W Limit: - 1dBBattery operation: D=10% 2 X 1W Limit: - 1dBLine outp.: Nom.voltage Limit:for 50mW Limit:Bandwidth DIN 3dB at:-(acc. to IEC 60
11、268-15)Frequency response at Vol. max 20dB:typ. 60Hz to 16kHz (?3dB)Headphone output voltage/power:Bandwidth FTC 1dB at:n.a.(acc. to FTC/16/1/D/432)Music power (MPO) / Peak MPO (PMPO):(acc. to DIN45324)Short term maximum output power:-(acc. to IEC 60268-15)Long term maximum output power:-(acc. to IE
12、C 60268-15)High pass crossover frequency:- kHz tolerance: HzShort term maximum output power:- W (acc. to IEC 60268-15) DBB raise level Disc SBC429 Track 12LOUDSPEAKER (output):Low pass crossover frequency:- kHz tolerance: HzFrequency response at Vol. max20dB:typ. 60Hz to 16kHz (?3dB)Frequency respon
13、se at: - Hz kHzREMARKS:27 : Measured in Tuner mode; 28: CD or LINE IN mode.pp()Long term maximum output power:- W (acc. to IEC 60268-15)TECHNICAL SPECIFICATION1-5Logiccontrol1ActivecomponentsTC94A77FG-2032Passivecomponents3Servoprocessor4Passivecomponents6789Wedge10Eccentric11Fingerprint12Black dot1
14、3Doubleblack dot14Skew 0.6 deg, 8cm15Bad HF track16Heavyfingerprint17Maximumdiameter18Thick disc19Thindisc20Playbackposition2223? Z axis24? X or Y axis25Shock resistance: (acc. to AR 13-A6-CD-068)5 G5 G21Horizontal, Normal position (Set is located on a flat surface, floor)- Playback of above mention
15、ed tracks possible without track loss or audible defects.- This unit can playback CD-R or CD-RW discs. No failureThin test discVerticaldeviationdiscNo failure TNO 1,16 of ABEX TCD-732RA (VDD +/- 0.5mm)No audio effectLast TNO of Subchassis 8ANo failureThick test discNo audible defectTNO 8 of Subchass
16、is 8A No track jumps/plopsTNO 10 of Subchassis 8A No failureTNO 9 of Subchassis 8ANo audible defectTNO 1,6 of 0.6deg C, 8cm skew discNo audible defectTNO 11of Subchassis 8A500 ?m600 ?mTNO 13, 14 of SBC 444A (7104 099 24990)600 ?m900 ?mTNO 7,9 of SBC 444A (7104 099 24990)150 ?m200 ?mTNO 1,24 of 200?m
17、 disc (7104 099 24960)Indicators/Display/Keys:Display: LCD for Track No. display 3 Digit Keys: Slide switches & tact switchesPlayability: (acc. to AHR-82-Gbu-00-4201)LimitTypical TestdiscD9258PH5Activecomponents CD:TC94A77FG-203CD:TC94A77FG-203Signal processingD/A converterHF-preamplifierTechnical d
18、escription:InputOutputMotor/control2-1Mode:Play/Pause26Mode: Jump (Next)27Output level (TNO1)28SNR unwtd.29SNR wtd. dBA30Crosstalk(1kHz)TNO 67, 71Crosstalk(other range)TNO 66 73 (16 TO 16KhZ)FrequencyresponseVol.max.20dB(DBB on)THD(1kHz,0 dB)35THD(overallfrequencyresponserange, 0dB)36Channeldifferen
19、ce37Frequencyaccuracy38De-emphasis3940-+/-0.5 % Hum Volme Min 1.8MV75?s / 50?s Switchable via Subcode informationREMARKS:-Amplification reserve for CD = +2dB (?2dB); Ref. Level for CD is a 1kHz, -6dB (Audio signal disc 1, track 35)341%1.50%2%3%0.5 dB2 dBResidual Noise Volme Min 1.8MV -1.5dB -1dB?3dB
20、 at 80Hz?3dB at 12.5kHz33Frequencyresponse at DBB off(+/- 3dB)80Hz12.5k100 Hz10 kHz62 dBA57 dBA35 dB30 dB3135 dB30 dB 32Typ.Limit2.85V60 dB50 dB45 dBA max.Acoustic feedback:Acoustical feedback is not allowed. Test disc TNO 2,6,11,18,19,20 of SBC444 , 10% THD o/p , DBB onAUDIO part: (Measured with Au
21、dio Signals Disc-1, 7104 078 04911 on Speakers or Headphone socket with nom. load)Acoustical noise:35 dBA max. (45 dbA in Search mode) TECHNICAL SPECIFICATIONTECHNICAL SPECIFICATION( A )( N )( B )( O )( G )( P )( K )( Q )( L )( R )( M )( S )High reflected CD-RWMP3CD-M400-1.0ABurn-in SBC 442MP3CD-MX-
22、1.0B Mixed Mode CDPrinted CD-RWMP3CD-XA-1.0B CD ExtraLow reflect CD-RWMP3CD1.0D Audio signal disc 1MP3CD-1.0B Multi-PurposeSBC444AMP3CD-MS-1.0B Multi-SessionCD-RW /MP3 Test discs :( M )( S )( T )condition(test disc)1“K” TNO 182“K” 13, 17um400FingerprintNo audible disturbanceBlack dot800CD-RW playabi
23、lityDescriptionNoramllimitHigh reflected CD RWMP3CD M400 1.0AMP3CD-Multiformat-1.0B,3“L”4“M”1Html file of “N”File format checkFile in non supported formats are skipped.High reflectionStartupMP3 playability : See specification on CD-DAMP3 - Data-format-checkRemark :support ISO-9660, Joliet format and
24、 UDF 1.0 & 2.0Low reflectionNo audible disturbanceN2“N”4“O”No audible disturbanceM l iiAll i libldibl dibSample rate checkNo audible disturbance3Bitrate check32,40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 250, 320kbps, VBR (variable bit rate)“N”4“O”5“N”67“N”“Q”Remark : selectable8CD-Extra (1 au
25、dio seesion + 1 digitalsession)No audible disturbance.Iso9660All titles accessible, no audible disturbancePlaylist m3uNot supportedId3 checkNot supportedMultissessionAll titles accessible, no audible disturbanceby mode button9“R”10“P”1112WMA-playbacksupportedDirect CDNo audible disturbanceMixed CD N
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