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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 14
Bush28ZKF Orion 4400Dead with faulty on/off swDry joints also LOPTr S2000AF s/c & LOPTx from SEME LOPTX1277 at ?18.95 Part S065621409 14-09-04
Bush3463NTX 4400No sound/pic - no 5vTP6 BD44114-09-04

Bush3472NTX 4400No pic - blank rasterTP6 BD441 in +5v supply14-09-04
Bush3472NTX Pro 4400No pic or OSD - only blank rasterCheck TP6 BD441 in 5v supply & DC4 1N4148 in BCL cct leaky between LOPTx & Scart. Check volts pin 22 TDA8843, (no higher than +3V) - > +3.6V then IC would disable RGB o/p to prevent crt burn.14-09-04
BushWST Professional 4400 seriesService Mode accesshold menu button while turning CTV on until the red LED lights up. Release the menu button and press standby.14-09-04
BushWST66 4400Dead - LEDs ok & EHT rustleNo 5v supply pin 39 & 44 of ICR1 & TP6 - BD441 faulty14-09-04
GrundigCUC4400Chan changes & vol varies intIR detector TFMS330014-09-04
GrundigCUC4400ERATIC LINE SYNCC2257 100nF 63v14-09-04
GrundigCUC4400Flickering/lines with pic breakupC2257 100n 63v in line osc14-09-04
GrundigCUC4400Int refuses to go to st/byCheck mains sw wiper contacts14-09-04
GrundigCUC4400No sound or Picture, EHT normal, screen is black.Change T2213 and T2221 on IF board. No leaks or any other defects were detected.14-09-04
GrundigCUC4400No sound or Picture, EHT normal, screen is black.Change T2213 and T2221 on IF board. No leaks or any other defects were detected.14-09-04
GrundigCUC4400Poor pic with ringingTDA5931 IC2210 on if panel14-09-04
GrundigCUC4400SEVERE PICTURE DISTORTION IN IF STAGETDA5931 US14-09-04
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