a. Hom Direct: txhais tau hais tias cov teeb ci LED sib npaug sib npaug ntawm sab nraub qaum ntawm LCD, thiab lub teeb nkag mus ncaj qha los ntawm lub vaj huam sib luag; yog li hom ncaj qha yog yooj yim dua kom ua tiav lub teeb pom kev zoo thiab qhov tsaus ntuj, vim tias nws tuaj yeem kho lub rau thiab tawm ntawm qee lub teeb teeb raws li kev xav tau.
b. Sab-firing hom: txhais tau hais tias cov teeb ci LED tau faib rau ntawm ntug ntawm lub vijtsam, thiab lub teeb sib npaug sib npaug ntawm qhov screen los ntawm lub teeb qhia phaj. Vim li no, sab tua hluav taws LED TV tuaj yeem ua rau nyias nyias, tab sis vim tias qhov teeb pom kev tsis zoo tuaj yeem ua rau lub vijtsam tsis sib xws.