Thaum xaiv ib qho LED zaub, peb feem ntau tsis paub yam twg los xav txog thiab xaiv. Qhov tseeb, nws tsis yooj yim rau xaiv ib qho LED zaub. Thaum xaiv ib qho LED zaub uas haum rau koj, koj yuav tsum ua tib zoo xav txog tsib yam nram qab no. :
(1) Qhov xav tau los tso saib cov ntsiab lus;
(2) Kev lees paub ntawm qhov pom kev deb thiab saib lub kaum sab xis;
(3) Cov kev xav tau rau kev daws teeb meem ntawm LED npo;
(4) Qhov yuav tsum tau muaj rau LED teeb tsa ib puag ncig;
(5) LED nqi tswj.
