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Now downloading free:LG 84ats

LG 84ats free download

TV - Conventional CRT, LCD Projectors, TFT, Plasma, Big Screen, HDTV, Home theater - Service manuals, repair tips

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File name:84ats.pdf
[preview 84ats]
Size:37 kB
Extension:pdf
Mfg:LG
Model:84ats 🔎
Original:84ats 🔎
Descr: LG TV cf-20-21k52e (84apcb) 84ats.pdf
Group:Electronics > Consumer electronics > TV
Uploaded:16-02-2022
User:Anonymous
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File name 84ats.pdf

TROUBLESHOOTING NO RASTER CHECK +B at D807 cathode Normal Abnormal Check Open Is the voltage at pin37 FUSE of AC line & 12 of IC501 8V? No OK Check /replace Yes Check the in/out Fuse,DB801,IC801 of IC841 Check pin40 Check the voltage No of C806 of IC501(H-out) 0V No Check &replace Yes 254~380V Check /replace IC501 Check u-COM DB801,R811 Check Q741 pin15 low? Check the voltage No collector waveform of pin4 Check &replace No Yes IC501 Check /replace Check T401 Q802 Check /replace & each pin voltage D806,IC803,R809 No Check &replace Yes IC501 Is the voltage at pin37 & 12 of IC501 8V? NO TELETEXT Check the voltage of IC701 pin19 OK 0V Check Check 5V Supply CVBS signal Line of IC701 at IC701 pin9 & P701 OK OK Check IC701& IICBus Line Not OK Check / Replace Q701, X701, &

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