东芝25S2XC彩电维修中文手册

25S2XC,29S2XCFeb.,2004S3ESFILENO.070-200319C–2–3469101516171921PC313538–3–XX1.XCVAkVBkVABC1162.XX3.X1.2.3.X–4–3X1.2.3.1*151.2.3.4.5.6.37.8.129.1mm28,2925mm2519mm19,20,2114mm13,14–5–15
1.2.3.424.5.66.3454664246BLUREDRED/BLUGRNRED/BLUGRNGRNBGRRGBBGRRGBBGRRGBRGBBGRBLURED31.2.13.34.5.36.7.8.9.1–6–1.1)o2)o2.1)MENU3.ON/OFF-/--aaCHANNELs/tVOLUME;+/–ON/OFFMENUQA02CALL+CHANNELs00CALL+CHANNELtRCUT1GCUT2BCUT3CNTXSCNT4COLC5TNTC6ON/OFF1kHz8COLP(PAL)ON/OFF9COLC(NTSC)COLS(SECAM)ICSS3)oMENUS–7–4.1)CHANNELs2t2165.1)VOLUME;+/–00HFFH6.1)POWERQA02QA021.2.CALLCHANNELsQA023.QA027.aNTSC14PAL14••••••••••••••H•H–8–1)9IC2)SELFCHECK23******POWER:00BUSLINE:OKBUSCONT:OKBLOCK:UVV1V2(SYNC)QV01QV01S123451QA012----00003BUSLINECHECK----OKSCL(SCL1)-GND--------------SCL-GNDSDA(SDA1)-GND-------------SDA-GNDSCL(SCL1)-SDA(SDA1)----SCL-SDA4BUSCONT----OKQuuuNG5BLOCK----OKUVV1VIDEO1a1V2VIDEO2a2QV01QV01------QV01QT01TELETEXTIC.QT01(1)0.5(2)1–9–SDPressPress1.1)2)oCALLMENU3)MENUQA02DESIGNMODEOPT1OPT2OPT1OPT22.CHANNELt3s3163.VOLUMEst;+/––10–VRBRTCHITHEIGHTHPOSVPOSHIT1.2.TV/VIDEO3.FOCUST4611.CONTRASTBRIGHTNESS2.3.BRTC;–/+4.;–/+BRTC1.VIDEO2.CHANNELstHPOSVPOSVOLUME;–/+1.VIDEO2.CHANNELstHITVOLUME;–/+3.VOLUME;–/+–11–•RCUTGCUTBCUT•GDRVBDRV1.40+202.VIDEOW/B3.CHANNELstRCUTGCUTBCUT20VOLUME;–/+GDRVBDRV164.-/--VR-/--5.VIDEOCHANNELstVOLUME;–/+XCHAN-NELstGDRVBDRVXRCUTGCUTBCUTst-/--–12–dcHITVPOSHPOSWIDPARATRAPS3ESHEIGHTVisualWGBusFRANCESECAMVERT.POSITION1.ContmaxBrightcentColorcent2.a.SubVPOSV.Positionb.SubHITc.HORIZONTALVisualWGPOSITIONBusFRANCESECAM1.ContmaxBrightcentColorcent2.SubHPOSd-cCRTd-cVisualWGBusFRANCESECAM1.V.HEIGHTVERTPOSITIONH.POSITIONContmaxBrightcentColorcent2.a.SubWIDb.SubHPOSd-cac.SubPARAd.SubTRAPe.SubWID–13–1.4V(0-p)±0.2V(p-p)p-pp-p1.9V(0-p)±0.2V(p-p)0±10mV(p-p)0±10mV(p-p)NTSC1→I1I←1→I1I←1→I1I←1→I1I←SECAMSECAMSECAMCOLCCOLSSRYSBYSUBCOLORNTSCSUBCOLORSECAMSECAMR-YSECAMB-YQ501#22B-OUTQ501#22B-OUTQ501#20CrOUTQ501#22CbOUT1.SRY2.H-BLK1.COLS2.*p-pCOLC1.COLC2.*p-pTNTC2.5±0.2V(p-p)1→I1I←SCNTSUBCONTRASTQ501#20R-OUT1.SCNT2.*R-OUTVRACL1.SRY2.H-BLK–14–HIGHLIGHT(103cd/m2)11500K+0.0075µVDARK(17cd/m2)10500K+0.0105µV*4±1.5RGBGBSUBBRIGHTRCUTGCUTBCUTGDRVBDRVVRBRTC1.2.RGB3.VR4.RCUTGCUTBCUT25.6.7.1.VR2.RCUTGCUT20HBCUTGDRV40HBDRV1→I1I←–15–1.2.BRIGHTNESSCONTRAST3.BkVB1164.BRIGHTNESS–16–*12529A28.5kV30.0kVB30.0kV31.5kVC220–240V220–240VRCUTGCUTBCUTRDRVGDRVBDRVBRTCCOLCTNTCCOLPCOLSCLUVSCNTHPOSVPOSHITVLINWIDPARATRAPBELLSRYSBY253229←←←←←←←←←←←←←27H←←←←1DH←←←←RCUT+GCUT+BCUT+RDRIVE+GDRIVE+BDRIVE+BRIGHTNESSCENTERCOLORCENTERNTSCTINTCENTERCOLORCENTERPAL(COLC)COLORCENTERSECAMSUBCOLOURSUBCONTRASTHPOSVPOS+HIT+V-LINEARITY50HzWID+PARA+TRAP+SECAMBELLFILTERSECAMR-YBLACKADJUSTSECAMB-YBLACKADJUST←←←←←F8H←←←←←←←25H06HFBH←F1H15H←←←←00HB7H00H00H00H00H40H42H39H01H3DH15H09H26H04HF7H08HFAH1AH00H01H08H08H–17–a(3)3MENUø3.5mmt;sac*tsIY*;*–+a(1)1MONITORa(2)2COMPONENTVIDEOINPUT]L/MONORAUDIOVIDEO(3)MENUS-VIDEOVIDEOCOMPONENTVIDEOINPUTL/MONOAUDIORYPB/CBPR/CR(1)(2)(MONITOR)I–18–CALLMENUCHCH123456789-/--0ofa**CALLh8–/--120-9•CHst*••;+–*•MENU*–19–•ASM•ASMMFT•1CHst0–9–/--2MENU;–+3CHts4;+;–CHst••1MENU;–+2CHts3;–+;+;–;–;+4CHt5;–+6CHts+726–20–•MFT•AFT1CHs,t0–9–/--2MENU;–+3CHts4;–+5MENU*CHst12MENU;–+CHts3;–+MFT12MENU;–+3CHts4;–+AFT1•2MENU;–+3CHts;–+–21–3X••*PC25S2XC29S2XCCDPFELCFCCMFOMFVRFRCDPF±5%50±5%1/6C10124797479ELECTROLYTIC,50V4.7UFMC10324797221ELECTROLYTIC,50V220UFMC10524109102CERAMICCHIP,50VB1000PFKC10624797100ELECTROLYTIC,50V10UFMC11024797221ELECTROLYTIC,50V220UFMC19824212101CERAMICDISC,50VB100PFKC19924212101CERAMICDISC,50VB100PFKC20024793101ELECTROLYTIC,10V100UFMC20124092538CERAMICCHIP,10VF1UFZC20224092538CERAMICCHIP,10VF1UFZC20324092538CERAMICCHIP,10VF1UFZC20424793470ELECTROLYTICCE04G10V47UFMC20524092538CERAMICCHIP,10VF1UFZC20624109103CERAMICCHIP,50VB0.01UFKC20724092538CERAMICCHIP,10VF1UFZC20824797220ELECTROLYTIC,50V22UFMC20924794220ELECTROLYTIC,16V22UFMC21024085949ELEC.NONPOLARCE04J25V10UFM11LNPC21124092538CERAMICCHIP,10VF1UFZC22024085944ELECTROLYTIC,NONPOLAR,50V2.2UFM11LC22124092538CERAMICCHIP,10VF1UFZC29824794100ELECTROLYTIC,16V10UFMC29924794100ELECTROLYTIC,16V10UFMC30324214471CERAMICDISC,500VB470PFKC30624073059ELECTROLYTIC,25V3300UFM3AC30824669101ELECTROLYTIC,50V100UFM3AC30924669101ELECTROLYTIC,50V100UFM3AC31024669222ELECTROLYTIC,50V2200UFM3AC31124435560CERAMICDISC,500VSL56PFJC31324082061PLASTICFILM,100V0.47UFJC31424693472PLASTICFILM,100V4700PFJC31524109102CERAMICCHIP,50VB1000PFKC32024567824PLASTICFILM,50V0.82UFJC32124591183PLASTICFILM,50V0.018UFJC32324668101ELECTROLYTIC,35V100UFM3AC32524617959ELECTROLYTIC,50V4.7UFC34124794101ELECTROLYTIC,16V100UFMC34224795100ELECTROLYTIC,25V10UFMC36324693104PLASTICFILM,100V0.1UFJC40124108680CERAMICCHIP,50VSL68PFJC40224693393PLASTICFILM,100V0.039UFJC40624109221CERAMICCHIP,50VB220PFKC40724092730CERAMICCHIP,16VB0.1UFKC40824108330CERAMICCHIP,50VSL33PFJC40924109103CERAMICCHIP,50VB0.01UFKC41024794100ELECTROLYTIC,16V10UFMC41324214821CERAMICDISC,500VB820PFKC41524109103CERAMICCHIP,50VB0.01UFKC41624678229ELECTROLYTIC,200V2.2UFM3AC41724214391CERAMICDISC,500VB390PFKC4182410