TV a yɛ afiri a ɛde mfonini a ɛrekɔ so ne ɔdio nsɛnkyerɛnne a wɔde ɛlɛtrɔnik mfiridwuma di dwuma de kɔ sɛnea onipa aniwa no bere tiaa mu su a wɔde aniwa hu ne adwene a wɔde hwɛ ade te, kyerɛ sɛ, LED Television afiri a wɔde gye nsɛm. Ɛsan nso yɛ adwinnade a ɛho hia a wɔde bɔ amanneɛ ne video so nkitahodi. Television no nhyehyɛe titiriw no wɔ afã 3: mfoninitwa afiri, nsɛm a wɔde mena, ne nea wɔde kyerɛ.
no TV titiriw ne ti a ɛwɔ frequency a ɛkorɔn, ɔhokafo ɔdio ti, ɔhokafo kwan, ɔmanfo kwan, synchronous scan kwan, kɔla control display ne anyinam ahoɔden a wɔde ma, ne afã afoforo. N’adwuma nnyinasosɛm te sɛ nea edidi so yi.
Nsɛnkyerɛnne a wonya fi antenna no mu, fa ti a ɛwɔ frequency a ɛkorɔn no mu de paw frequency a ɛkorɔn no LED Television sɛnkyerɛnne, na ɛma adwumayɛ no yɛ kɛse, na afei ɛde IF a wɔahyɛ da ayɛ LED Television sɛnkyerɛnne.
Ɔkwan a wɔtaa fa so no yɛ IF amplifier, video detector, video amplifier, ne mfonini tube. IF amplifier no ma IF sɛnkyerɛnne no yɛ kɛse fi HF ti no so kɔ amplitude a ɛdɔɔso so de video detector no hu asorɔkye no, yi IF carrier no, ɛsan de mfonini sɛnkyerɛnne no ba, na ɛsakra ɔdio IF sɛnkyerɛnne no fã a ɛto so abien no. Wɔde mfonini sɛnkyerɛnne a ɛnam video a wɔde ma ɛyɛ kɛse so kɔ cathode a ɛwɔ ɛlɛtrɔnik a ɛrepue wɔ mfonini afiri no mu no so, de hwɛ sɛnea mfonini afiri no mu ɛlɛtrɔnik hann a ɛrepue no si so dua. Wobetumi ada fluorescent screen no adi wɔ mfonini no so. Ɛno nti na wobɛtumi ahunu kɔla na woate ɔdio wɔ Apple TV , YouTube tv , ne Bridgeton.
Sɛnea wɔahyehyɛ TV no
1. Afiri no nyinaa ansa na wɔde remote control no aba ne akyiAs the Wɔde LED Television no asɔ, na wɔadum, dwumadi a wɔpaw, nne a wɔsesa, ne dwumadi nhyehyɛe ahorow wɔ hɔ a wɔde bewie akyirikyiri control no, na ɛnam so ma remote control no abɛyɛ TV no afã horow no fã titiriw. Control keys a ɛwɔ TV no anim panel no so reyɛ ketewaa bi. Tumi switch no nkutoo na ɛho hia, efisɛ bere a power switch no asɔ nkutoo. no TV betumi akɔ standby tebea no mu, na remote control no betumi anya tumi a ɛhwɛ TV no so . Sɛ woreyɛ remote control no adwuma a, ɛsɛ sɛ remote control no ne 'infrared receiving window' a ɛwɔ anim panel no so no hyia, na wɔde control ho nsɛm ahodoɔ fa infrared hann so kɔ TV no so . Ɛwɔ anyinam ahoɔden nhama, agye antenna nnianim asɛm tokuru, ne video ne ɔdio input terminal wɔ chassis no akyi kataso.
2. Nneɛma atitiriw a ɛwɔ TV no mu
Sɛ́ ɛyɛ kɔla anaasɛ tuntum ne fitaa LED Television sets, ne chassis no taa yɛ afã abiɛsa: anim panel (anim frame), frame, ne akyi kataso. Wɔ nsiesie adwuma a wɔyɛ no daa mu no, enhia sɛ wɔpaapae anim panel ne frame no mu. Akyi nkataso nkutoo na wobetumi ayi afi hɔ ama nsiesie adwuma nyinaa, enti TV no anim panel ne frame no fã bi wɔ hɔ a ɛyɛ ne nyinaa. Yi akyi kataso no na wubehu TV no afã atitiriw . Wobetumi akyekyɛ mu ayɛ no afã atitiriw abiɛsa: chassis no akyi kataso, anim panel, frame ne mfonini tube, ne nea ɛkeka ho, printing base plate titiriw (core), ne afã horow.
Feilong fi komam wɔ anidaso s sɛ yɛne yɛn nnamfo a wɔwɔ wiase nyinaa bɛbom anya nkɔso wɔ honhom pa mu. Sɛ wopɛ sɛ wuhu yɛn nneɛma ho nsɛm pii a, yɛsrɛ wo, ntwentwɛn wo nan ase sɛ wobɛfrɛ yɛn na woanya nneɛma ho nsɛm pii. Yɛhwɛ wo frɛ no kwan.
