(1) Lub telescopic TV thav duab tuaj yeem txuas ntxiv thiab kho kom deb li deb, thiab tseem muaj lub ntsej muag telescopic uas tuaj yeem kho lub kaum sab xis ntawm lub TV. Raws li lub hauv paus ntsiab lus ntawm lub cev, qhov deb ntawm phab ntsa, lub zog ntawm caj npab ntau dua, thiab qhov siab dua qhov yuav tsum tau muaj rau cov phab ntsa. Yog li ntawd, txhawm rau txhim kho hom telescopic TV thav duab, lub peev xwm thauj khoom ntawm phab ntsa yuav tsum siab dua li ntawm cov ncej TV dav dav, thiab qee cov phab ntsa yuav tsis tuaj yeem ntsia tau.
(2) Ntau lub tuam txhab TV, rau kev nyab xeeb thiab kev txiav txim siab tus nqi, feem ntau muab cov chaw muag khoom ruaj khov thiab tsis tshua muaj lub rooj muag khoom TV. Yog tias koj xav nruab ib lub TV uas tsis tuaj yeem thim rov qab, koj yuav tsum tau nruab cov khoom thib peb ntawm koj tus kheej, uas tsis tau lees paub. Yog tias lub TV puas vim yog kev yuav khoom ntawm cov TV tsis zoo, kev tiv thaiv yuav muaj teeb meem ntau dua.
