Audiolab-8200T-tun-sm维修电路原理图.pdf
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1、8200TBandInfoMenuMonoStoreSelectPOWERPreset/Manual1/62/75/104/93/8RadioFans.CN 收音机爱 好者资料库8200TVERSIONHISTORYRevV01DateUpdate Content2011.06.10First VersionRadioFans.CN 收音机爱 好者资料库CONTENT8200TIntroductioniascreen ofBottomAssembly Parts ListElectronic Parts List/SpecificationAssembly SketchSchematic Di
2、agramWir ng Di gramSilkTopMaintenance Alignment Procedure1.2.3.4.5.6.7.8.9.12-456-8910-131415-1617-22INTRODUCTION18200TNo part of this document may be reproduced or transmitted in any form or by any means,electronic ormechanical, for any purpose, without the express written permission of Internation
3、al Audio GroupLimited (IAG)This manual is for the exclusive use of IAG, its approved distributors and approved UK service agents.No part of this manual shall be transferred to any other party without the express written permission ofIAG.It is the responsibility of the user to ensure that all the inf
4、ormation contained in this manual is current.Notification for new issues of this manual and minor updates will be given via the IAG web-site or onrequest.This manual has been prepared with the greatest care, it is intended for information only and no liabilityshall be accepted for errors or changes
5、to specification.For further service information, parts lists and updates, please contact our web-site atwww.international audio SPECIFICATION28200T1.FM SectionFrequency RangeCE&UL 87.5-108MHz Step 50KHz1): Power supply voltage & Frequency (need to same as the product code)CCC Type220 V / 50 Hz.+/-1
6、0%CE Type230 V / 50 Hz.+/-10%2): Temperature & HumidityTemperature5 45Humidity50 90 % RH3):a. Set Volume at maxb.take on the EQ modelc. set the bass ,balance filter at no use modeld.take off the EQ model4): test by atuo test systemCTest conditionsMeasurement itemFREQUnitLimitRemarks1Usable sensitivi
7、ty MONO IHF(3% THD)98MHzdBu182S/N RATIO MONO (60dBU IHF A wtd)98MHzdB723S/N RATIO STEREO (60dBU IHF A wtd)98MHzdB669Channel Separation (60dBu IHF A wtd)98MHzdB3211FM output Level98MHzV1.8 to 2.212Output DC offset98MHzmV398MHz%0.45STEREO THD (60dBu IHF wtd)L=R,C=40KHz Dev98MHz%0.64MONO THD (60dBu IHF
8、 wtd)L=R,C=40KHz Dev6IF Rejection(10.7MHz) (ref to item1)98MHzdB7Image Rejection(119.4MHz) (refer to item1)98MHzdB98MHzdB7040-310Alternate channel selectivity(+/400KHz,IHF)98MHzdB608Frequency response 20Hz-15KHz (1KHzRef, UL=75uS,CE=50uS)3213RDS decode sensitivity , 4%DEVIATION57KHzdBu2.AM SectionFr
9、equency RangeUL 530-1710KHz Step 10KHz3.DAB SectionSPECIFICATION8200T3Measurement itemFREQ(KHz)UnitLimitRemarks2S/N RATIO (5mV input)999/1000dB383THD (5mV input)999/1000%34Selectivity999/1000dB17+/-36Frequency response100-2.3KHz(400Hz,5mV)999/1000dB1 -1.51Usablesensitivity(400Hz,20dB,direct input)5O
10、utput (30%,10mV)999/1000V999/1000dBuV32Measurement itemMeasurement conditionUnitLimitRemarks1Frequencyresponse(42-20KHz)Play G06P01T1.PLY 42HZ-20KHZ signaldB-32THD (1KHz)Play G06P01T1.PLY, 1KHZsignal%0.23Output LevelPlay G06P01T1.PLY, 1KHZsignalV1.40.25sensitivityPlay G06P01T1.PLY, 1KHZsignaldB80Pla
11、y G06P01T1.PLY,1KHZsignal(OFF RF)dB656Channel SeparationPlay G06P01T1.PLY,1KHZ signal (OFF RF)dB604S/NFunctionalSPECIFICATION8200T4Measurement itemMeasurement conditionUnitLimitRemarks1Remote control distance30M52Operating voltage in rangefrom AC voltage CEAC230V%103Operating voltage in rangefrom AC
12、 voltage ULAC120V%104Operating Temperature0 to +455IR output voltage LevelV2.8V to 3.5V6IR accept input volagetRangeV3 to 127COAXIAL output Level75 OHM loadingV0.5 to 18COAXIAL THD1KHz%0.2ASSEMBLY SKETCH58200TSCHEMATIC DIAGRAM68200T8200T-Mainboard-P1/2SCHEMATIC DIAGRAM78200T8200T-Mainboard-P2/2SCHEM
13、ATIC DIAGRAM88200T8200T Front Board-P1/1A2DWG NO:SIZE:REVISORDATEISSUEDESCRIPTION OF CHANGEPCB P/N:DATE:SHEET:1/1DESIGNER:PRODOUCT NAME:TITLE:BRAND:IAGIAG Group LTD.ISSUE:AUDIOLABMAIN SCH8200TSZ Lin2010-9-14053-1030411048RA00C003042-S04SZ Lin2010-9-14A00Release for DCNC1VBAT2PC13-TAMP-RTC3PC14-OSC32
14、-IN4PC15-OSC32-OUT5PD0-OSC-IN6PD1-OSC-OUT7RST8PC09PC110PC211PC312VSSA13VDDA14PA0-WKUP15PA116PA217PA318VSS-419VDD-420PA421PA522PA623PA724PC425PC526PB027PB128PB229PB1030PB1131VSS-132VDD-133PB1234PB1335PB1436PB1537PC638PC739PC840PC941PA842PA943PA1044PA1145PA1246PA1347VSS-248VDD-249PA1450PA1551PC1052PC1
15、153PC1254PD255PB356PB457PB558PB659PB760BOOT061PB862PB963VSS-364VDD-3IC18STM32F101RBT61VSS2VDD3V04RS5R/W6E7DB08DB19DB210DB311DB412DB513DB614DB715LED+16LED-LCD1 LCD-0306121R144 1MC13522PC13422PY112MR135 47KC680.1uC670.1uR65NCQ11MMBT2222R133 7.5KR85 4.7KQ12MMBT2222R131 1.5KR86 4.7KLED1ONR134 3.3K1A02A1
16、3A24VSS5SDA6SCL7WC8VCCIC19AT24C161OUT2GND3VCCIR1R11122RR874.7KR96 NC1GND/ADJ2VOUT3VINIC81117-3.3C11810uC113220uC550.1uC114220uC580.1uS11/6R98 10KR121 1.8KC600.1uS22/7R123 2.49KS33/8R125 3.9KS44/9R127 6.8KS55/10R14320KR142 1.8KL1660C56 0.1uL1460C570.1uR132 1KC620.1uC630.1uC640.1uC650.1uR66NCR674.7KR6
17、84.7KR694.7KR951KR744.7KR934.7KR734.7KR724.7KR714.7KR704.7KC66 0.1uS7INFOR99 10KR122 1.8KC610.1uS8ST/MOR124 2.49KS9MENUR126 3.9KS10SELR128 6.8KS11PRESET12345ENC124P24-ENCODERC145NC1234567891011121314151617181920J8CN10X2P254R804.7KR810R820R834.7KR844.7KR794.7KR784.7KR940R770R764.7KR754.7KR13622RR1051
18、0KR10410KR10310KR10210KR10110KR10810KR10610KR10710KC11910u1-2+J9R10910K1234567891011121314151617181920212223242526J1B FROM MBP3R129 20KS6BANDR130 20KS12STORER914.7KR924.7KR112 100RR113 22RP2P1C29220uR154 22RC13647PC142220uS13S14S15S16S17S18C10.1uC20.1uC30.1uC40.1uC50.1uC60.1uMCU-5VBL-3V33V33V33V33V3
19、KEY1KEY2SCLSDATUN-STTUN-DETRDS-DAVNDAB-ONDAB-RSTDAC-RSTDAC-CSDAC-CCLKDAC-CDTIMUTEBL-MCU-5V3V3SCLSDAMCU-5V3V33V35VBMCU-5VMCU-5V3V33V3KEY1VLCDVLCDVLCD3V3KEY2QUAD/PPHASE/PQUAD/PPHASE/PAC-OFF3V3DB4DB6DB5DB7DB7DB6DB5DB4LEDMLEDLLEDMLEDLTRSTTDOTDITCKTMSR/WRSER/WRSETRSTTDITMSTCKTDORSTRST3V3DAB-ONDAB-RSTSDAS
20、CLTUN-STTUN-DETRDS-DAVNDAC-RSTDAC-CSDAC-CCLKDAC-CDTIMUTEIR-LOCALAC-OFFIR-MCU-OTXRXTXRXIR-LOCALIR-INIR-IN5VBIR-MCU-OWIRING DIAGRAM98200T8200T Wiring Diagram-P1/1SZ LinSZ LinC003042-S01053-1030411000RSHEET:1/3Release for DCA002010-9-14A002010-9-148200TMAIN SCHAUDIOLABISSUE:IAG Group LTD.IAGBRAND:TITLE
21、:PRODOUCT NAME:DESIGNER:DATE:PCB P/N:DESCRIPTION OF CHANGEISSUEDATEREVISORSIZE:DWG NO:A2POWRE TRANFORMER115V/230VSELECTMAIN BOARDMCU LCD BOARDLCDFM/AM MODULEDAB MODULEAC SOCKET5PINS20PINSAC11VGNDAC11VAC9VAC9VSDASCLRDS-DAVNTUN-DETTUN-STTUN-ONDAB-RSTDAB-ONDAC-CDTIDAC-CCLKDAC-CSDAC-RSTMUTE+9V5V STBYSTB
22、Y-CTGNDIR1POWER ONRDSDACAUDIO AMPradio buffer and 19K LPFdac LPFswitch relayaudio output stagemute relay9V+-9V3.3V5V+-9V5V5V5V+-9V5V3.3V10SILKTOPSCREEN OFBOTTOM/8200T-MainBoard Top Silkscreeen-P1/18200T118200TSILKTOPSCREEN OFBOTTOM/8200T Voltage Convert Silkscreeen-P1/1SILKTOPSCREEN OFBOTTOM/8200T F
23、ront Board Top Silkscreeen-P1/1128200TSILKTOPSCREEN OFBOTTOM/8200T Front Board Bottom Silkscreeen-P1/1138200TMAINTENANCE ALIGNMENT PROCEDURE148200T8200T -Ageing test step-P1/11):Press the power button on the panel of the unit,then the green LED will be lightened on.Adjust thefrequence shown to be FM
24、 104.3Mhz. After this the output of the OUTPUT terminal on the rear panelwill keep changing.running for 4hours.2):keep the above testing conditions, check whether everything is normbal while and after the unitkeepsrunning for 4hours.3.Power off the unit after finishing the test.Do not forget to make
25、 a mark or label on the unitswhich has already been tested,and then place them on the indicated zone for following tests.1.Device connecting & setting1):Plug the ageing test special power supply to the power socket on the rear panel of the unit.2):Plug the Antenna of tuner in the jack of rear panel;
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