TCL LCD20W5HE Service Manual
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Contents
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20” LCD TV TCL LCD20W5HE196. Repair Flow Chart6.1 No Power (No LED indicator)NGCheck power cord and board interface Plug in power cord and interfaceOKCheck F901, BD901, D910NG Replace F901 or BD901 or D910OKCheck IC930, Q930 (VCC1)Check D970, D980NG Replace IC930 or Q930Check Q931, ZD930 (VCC2) NG Replace Q931 or ZD930OKOKCheck T901OKNGReplace T901Replace D970 or D980OKCheck F970 (12V), F980 (24V)Check PC950, TL950 (FB) Replace PC950 or TL950OKNGNGNG Replace F970 or F980 Check the loadOKCheck IC 960 NG Replace IC 960OKCheck Q961, Q962 Replace Q961 or Q962NGOKCheck Q960 NG Replace Q960Check F960 NG Replace F960OKCheck the loadCheck the load |
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