LG MP015ATS free download

File name MP015ATS.pdf

Trouble Shooting 1. NO PICTURE ( SOUND OK ) CVBS Signal ? Check MAIN1 Q101(E) Waveform. (2Vpp) YES NO NO Check around Waveform of AV Board IC202 #63 ? Check Tuner(TU101) VIDEO output IC202 YES NO Waveform of AV Board Q505(E) ? Check around IC202 YES Waveform of VIDEO Board NO IC501 #72 ? Check IC501 YES NO Waveform of VIDEO Board Check around IC501 #31~#50 IC501 #31~#50? Output circuit. YES Waveform of VIDEO Board NO Check aroundIC706 IC706 #84,87,90 ? YES NO Waveform of VIDEO Board Check around IC702 IC702 #26,28,30 ? YES NO Waveform of Check IC901 R.G.B CPT SOKET CATHODE(RK/GK/BK) ? - 18 - 2. NO SOUND (PICTURE OK) < RF > Waveform of AV Board IC205 Checkarround Waveform of NO NO Check #47,48,50,51,53,54,56,57 each Jack MAIN1 Q103 at each Mode ? Q104 ( SIF ) ? TU101 YES YES Waveform of Check YES NO AV Board IC205 around #67 ? IC205 Waveform of AV Board NO IC205 #25,27,28 ? Check around IC205 YES Waveform of MAIN1 NO Check around AV IC601 #7 #11 ? Board Q215,216,217 YES Waveform of MAIN1 NO Check around IC601? IC601,602 - 19 - 3. NO PIP