Txoj Cai Ua Haujlwm Ntawm Tus Kheej -locking Button Switch

Tus kheej -locking khawm hloov yog ib qho kev hloov khawm. Thaum lub khawm hloov tau nias thawj zaug, qhov hloov pauv tau qhib thiab tuav, uas yog, tus kheej - xauv. Thaum lub khawm hloov yog nias rau zaum ob, qhov hloov pauv tau muab tua, thiab lub khawm hloov pauv tshwm sim tib lub sijhawm.

Tus kheej -locking khawm hloov feem ntau yog hais txog qhov hloov nrog nws tus kheej lub tshuab ntsuas phoo. Tom qab nias nws, lub pob yuav tsis dhia tag nrho tom qab tso nws. Nws yog nyob rau hauv lub xeev xauv thiab yuav tsum tau nias dua los qhib nws thiab dhia tag nrho. Nws yog hu ua tus kheej -locking switch. Thaum ntxov TVs thiab cov saib uas tau ncaj qha hluav taws xob yog cov keyboards zoo li no.

Qhov sib txawv ntawm tus kheej illuminated -locking khawm hloov thiab tus kheej zoo tib yam -locking hloov yog: lub illuminated hloov ua rau tag nrho cov siv ntawm qhov chaw nyob rau hauv lub khawm kom tso ib tug me me qhov taw qhia teeb los yog LED, ib tug qhov kawg ntawm cov uas txuas nrog rau cov kab nruab nrab, thiab lwm qhov kawg feem ntau dhau los ntawm cov kauj ruam -down resistor yog txuas nrog rau qhov sib txuas nrog ib txwm qhib kev sib cuag ntawm tus tes hloov. Thaum lub qhov hluav taws xob kaw, lub cuab yeej khiav thiab tseem muab lub zog rau qhov taw qhia lub teeb.