Vim li cas ob lub jacks ntawm tsev neeg qhov (socket) tau raug txuas nrog hluav taws xob?
Lub Circuit Court txuas nrog ob lub xaim ntawm lub zog siv hluav taws xob muaj qhov tsis kam loj lossis raug txiav tawm; tib lub sijhawm, muaj cov relay uas tau txuas nrog thiab qhov hloov tau tig rau hauv Circuit Court (vim tias muaj teeb meem nrog tus cov kab nruab nrab, qhov cuab yeej yuav tsis ua haujlwm ib txwm) .Thaum lub sijhawm no, ob txoj hlua hluav taws xob ntawm lub tshuab kuaj hluav taws xob yuav qhia tau tias lawv tau siv hluav taws xob.
Thaum kev tawm tsam ntawm txoj kab nruab nrab yog qhov loj, nws tuaj yeem pom los ntawm qhov faib hluav taws xob ntawm cov hluav taws xob txuas nrog cov hluav taws xob ntawm ob qho kawg ntawm txoj kab nruab nrab yuav raug siab heev, yog li qhov voltage ntawm ob tog ntawm lub qhov (socket) tuaj yeem ua rau sim cwj mem rau, cov tub yees siv thiab teeb hluav taws xob tsis tuaj yeem ua haujlwm ib txwm; Yog tias koj txiav tawm lub tub yees thiab lub teeb, lub qhov taub yuav tsis yog" nyob" ntawm ob lub khaum. Kuaj seb txoj hlua hluav taws xob nruab nrab tsis muaj dab tsi li sai tau.
