Mitundu ya zowonongeka, ndi kudzikonza nokha kwa nyali za LED

Nyali za LED ndizapamwamba kuposa opikisana nawo pafupifupi malo onse. Koma, ngakhale moyo wautumiki wanenedwa, zida zina zimayaka ngakhale nthawi ya chitsimikizo isanathe. Osathamangira kuzitaya, 90% ya nyali zoyaka zoyaka zimatha kukonzedwa.

Chipangizo ndi mfundo yogwiritsira ntchito nyali ya LED

Kuti mukonze nyali yotsogolera, muyenera kudziwa bwino chipangizo chake. Mosasamala mtundu wa ma LED omwe amagwiritsidwa ntchito, zida zonse zowunikira, kuphatikizapo filament, zimakhala ndi mawonekedwe ofanana.

Nyali ya LED imakhala ndi zigawo izi:

• Ma LED. Nthawi zambiri, nyali za LED zimakhala ndi tchipisi ta SMD ndi COB. Ma diode amasinthidwa ndi ofanana. Ngati palibe chinthu choyenera, gulitsani ma LED onse – ayenera kukhala ofanana.
• Woyendetsa . The kusindikizidwa dera bolodi ili mkati mwa mlanduwo. Chida ichi ndi jenereta yamakono. Dalaivala ali ndi mphamvu zambiri komanso kutentha kwapakati (-40 … + 70 ° C).
• Plinth. Mu nyali za LED, zimapangidwa ndi zitsulo kapena zitsulo. Itha kupangidwanso ndi pulasitiki yosamva kutentha. Mu nyali zodziwika bwino, maziko samagulitsidwa – izi zimalepheretsa makutidwe ndi okosijeni. Pali mitundu ingapo ya soles, mu nyali zapakhomo, nthawi zambiri, pini ndi ulusi zimagwiritsidwa ntchito.
• Komiti yozungulira. Ili ndi ma LED pamenepo. Zida za board ndi anodized aluminium alloy. Nthawi zina, kuti zikhale zosavuta, malo a diode amawerengedwa – kuti asasokoneze ndondomekoyi.
• Radiator. Zimalepheretsa kutenthedwa ndi kutentha msanga kwa nyali. Mu nyali za bajeti, chinthucho chimapangidwa ndi pulasitiki. Pazinthu zapamwamba, nthawi zambiri pamakhala ma radiator opanda zitsulo, omwe makulidwe ake amadalira mphamvu ya ma diode.
• Optical zinthu. Nyali zambiri za LED zili ndi diffuser. Nthawi zambiri mapulasitiki a matte. The diffuser, kuyang’ana kuwala flux pa ngodya inayake, kumapangitsa kukhala yunifolomu momwe angathere.
  Plus diffusers – chitetezo chokwanira. Mosiyana ndi mabotolo agalasi, sangathe kuphulika, kupanga chiopsezo chovulaza anthu.

Chipangizo ndi mfundo yogwiritsira ntchito nyali ya LED:

• Magetsi operekera kuchokera ku cartridge amaperekedwa ku materminals a maziko, komwe mawaya amagulitsidwa – kudzera mwa iwo magetsi amaperekedwa kwa dalaivala, ndipo kuchokera pamenepo magetsi a DC amapita ku bolodi ndi ma LED.
• Kumwaza kuwala kapena kuteteza mbali zowongolera kuti zisakhudzidwe ndi anthu, bolodi lomwe lili ndi ma LED limakutidwa ndi galasi lapadera.

Filament ndi mtundu wa nyali za LED . Kunja, amafanana kwambiri ndi nyali wamba za incandescent. Koma pansi pa babu lagalasi si tungsten filament, koma ma LED omwe amawoneka ngati filaments.

Mayendedwe oyendetsa ndi mfundo zawo zogwirira ntchito

Kukonza nyali ya LED, ndikofunikira kumvetsetsa momwe chinthu chilichonse chimagwirira ntchito. Madalaivala onse a 220V akhoza kuphatikizidwa m’magulu atatu – ndi kukhazikika kwamakono / voteji komanso popanda kukhazikika.

M’malo mwake, dera lokhazikika lokhazikika ndi dalaivala. Njira yachiwiri ndi kukhazikika kwamagetsi, m’malo mwake ndi magetsi opangira chingwe chowongolera. Dera lopanda kukhazikika ndilobwino chifukwa ndilosavuta kukonza. 

Kukhazikika kwapano

Muderali, pali chowongolera chapano cha SM2082D. Ngakhale ili ndi chipangizo chosavuta, ndi chodalirika komanso chapamwamba kwambiri, ndipo chofunika kwambiri, chikhoza kukonzedwa ngati kuli kofunikira. Pansipa pali chithunzi cha LED-A60 chokhala ndi dalaivala wathunthu:

Momwe dera limagwirira ntchito:

1. Mpweya wochokera pa netiweki kudzera pa F (fuse) umalowa mu mlatho wa diode VD1-VD4. Apa imakonzedwa ndikudyetsedwa ku C1 (capacitor yosalala). Mpweya wokonzedwanso (wokhazikika) umaperekedwa kwa ma LED ndi pini No. 2 ya DA1 (microcircuit).
2. Kuchokera ku zotsatira No. 1 ya DA1, magetsi a DC amaperekedwa ku ma LED. Mtengo womaliza umatsimikiziridwa ndi mtengo wa R2 (resistor).
3. R1 ili ndi kukana kwambiri. Imatsekereza capacitor ndipo sichitenga nawo gawo pakugwira ntchito kwa dera. Ntchito yake ndikutulutsa capacitor mwachangu pomwe nyaliyo imachotsedwa.
   Ngati izi sizinaperekedwe, ndiye pokhudza maziko, munthu adzalandira mphamvu yamagetsi yamphamvu, chifukwa capacitor C1 imayimbidwa pakugwira ntchito kwa 300 V.

Ndi kukhazikika kwamagetsi

Derali limachita kukhazikika osati pakali pano, koma ndi magetsi. Chithunzi chili m’munsichi ndi mphamvu yoperekera nyali yotsogolera:

Zimagwira ntchito bwanji:

1. Mphamvu yochokera pa netiweki imaperekedwa ku C1 (capacitor), yomwe imatsitsa mpaka pafupifupi 20 V, kenako imapita ku VD1-VD4. Apa voteji imakonzedwanso, yosalala pa C2 (capacitor) ndikudyetsedwa kwa owongolera magetsi ophatikizika.
2. Kupitilira apo, voliyumu imatsitsimutsidwanso – mpaka C3 (capacitor), imadutsa R2 yoletsa malire ndipo imaperekedwa ku ma LED. 

Chosankhacho chimasiyana ndi cham’mbuyomo ndi kukhalapo kwa choletsa choletsa pakali pano. Chofunikira cha dera ndi chingwe cha LED chokhala ndi magetsi.

Popanda kukhazikika

Dalaivala wotereyu amagwiritsidwa ntchito mu nyali zotsika mtengo za China. Koma, ndi voteji wamba mu netiweki – popanda madontho mwadzidzidzi, dera ili ndi kothandiza ndithu. Kukhazikika kwa magetsi kapena magetsi sikuperekedwa pano. Pali kukonzanso kwamagetsi ndikutsitsa kumtengo wofunikira.

Momwe dera limagwirira ntchito:

1. Pali quenching capacitor, yomwe imatsekedwa ndi resistor kuti iwonjezere chitetezo.
2. Mpweyawu umagwiritsidwa ntchito pa mlatho wa diode, kenako umasinthidwa pa capacitor yaing’ono (pafupifupi 10 microfarads) ndipo, kudutsa pazitsulo zochepetsera zamakono, zimadyetsedwa ku dera la LED.

Dera, kwenikweni, si driver. Kukhazikika sikumachitidwa pano, kotero magetsi operekedwa ku ma LED amadalira mains. Ngati magetsi a mains ndi osakhazikika, kuwalako kumayaka.

“Madalaivala” oterewa amapezeka mu nyali za bajeti. Ngati magetsi a mains ndi abwinobwino, osadumphira, ndiye kuti nyaliyo siyakaya ndipo imatha kugwira ntchito kwa nthawi yayitali.

Kuwonongeka pafupipafupi

Nyali zotsogola zapamwamba sizimasweka, simunganene chimodzimodzi za anzawo otsika mtengo. Zowonongeka zimachitika kwa iwo, nthawi zambiri ma LED amathyola kapena dalaivala amalephera.

Kuwonongeka kwa LED

Mu nyali za LED, ma LED amalumikizidwa mndandanda. Kutulutsa kwa diode imodzi kumalumikizidwa ndi kulowetsedwa kwa wina – dera ndi losavuta kwambiri. Koma n’kokwanira kuti krustalo imodzi inyemeke kuti nyali izileke kuyaka.

Ma LED sakhala ndi inshuwaransi motsutsana ndi kupsa mtima, kotero ngati nyaliyo siyaka, chinthu choyamba kuchita ndikuwunika. Ndikosavuta kuchita izi. Zomwe mukufunikira ndi multimeter.

Momwe mungayesere ma LED kuti awonongeke:

1. Yang’anani makhiristo. Othandizira ali ndi mtundu wowala wofanana, mawanga akuda amawoneka pa ma LED osweka.
2. Ma LED owonongeka a Solder. Chonde dziwani kuti kutentha kwakukulu komwe makhiristo amapirira popanda kuwononga katundu wawo ndi +80 ° C. Gwiritsani ntchito chitsulo chosungunula chochepa mphamvu kapena chitsulo kuti muwononge.
3. M’malo mwa ma LED ogulitsidwa, ma analogue ogwiritsidwa ntchito ndi solder pogwiritsa ntchito flux pa pad.

Momwe mungayang’anire thanzi la nyali ndi multimeter:

Nyali yokonzedwa motere idzagwira ntchito, komabe, idzawala pang’ono. Njirayi imagwira ntchito ngati pali makhiristo 10 kapena kuposerapo pa bolodi. Zimachitika kuti makhiristo oyaka amatha kusinthidwa ndi ma jumper a waya.

Mu nyali za 220v, ma LED amitundu yosiyanasiyana amagwiritsidwa ntchito – m’bokosi lapulasitiki, losapakidwa, pamiyala yowonekera, pagalasi, safiro, kapena chitsulo.

Madalaivala ziphuphu

Ngati mukuwoneka ma LED onse ali osasunthika kapena olakwika asinthidwa kale, ndipo nyali ikadali yozimitsa, ndiye nthawi yoti mupite kukafufuza dalaivala. Zowonongeka zambiri zimatha kudziwika mowonekera – mwa kusintha mawonekedwe a resistors kapena capacitors.

Popanda kuwonongeka kowoneka mwa dalaivala, kafukufuku amachitika pogwiritsa ntchito tester:

1. Yang’anani zinthu zonse poyamba, ndiyeno malo ogulitsira, pamene zolumikizanazo zimawonongeka kapena kuzimiririka chifukwa cha kusintha kwa kutentha. Poyamba, kuwala kumayatsidwa ndikuzimitsidwa, pamapeto pake sikumagwira ntchito kwathunthu.
2. Kuti mudziwe kuwonongeka kwa solder, fufuzani mosamala mu kuwala. Mosamala tenthetsani malowo ndi ming’alu ndi chitsulo chosungunulira.
3. Milatho ya diode siiwonongeka kawirikawiri, kotero amafufuzidwa komaliza. Ngati mupeza diode yosweka, masulani ndikuwunikanso. Ngati kulephera kwatsimikiziridwa, sinthani diode yolakwika ndi yofanana, poyang’ana polarity.

Kanema malangizo:

Kutsimikiza chifukwa cha kusagwira ntchito bwino

Pali zifukwa zingapo za kulephera kwa nyali yotsogolera, choncho, musanayambe kukonza, m’pofunika kudziwa chifukwa chake ikugwedezeka kapena sikuyaka konse.

Chinthu choyamba kuchita ngati nyali ya LED siyakayatsa ndikuchotsa pa katiriji ndikupukuta ina (yotsogolera) m’malo mwake. Ndipo, ngati ikuwunikira, ndiye kuti chifukwa cha kulephera kwake chiri mu nyali yokha.

Kupeza ma LED olakwika

Mutha kuyang’ana ntchito / kusagwira ntchito kwa ma LED pogwiritsa ntchito ma multimeter. Sinthani kumayendedwe opitilira ndikuwona ma LED onse motsatana. Kuti muchite izi, gwiritsani ntchito ma probe pazolumikizana za kristalo iliyonse.

Kuti mufufuze ma LED osweka, mutha kugwiritsanso ntchito batri ya 3-4 V yokhala ndi ma contacts ogulitsidwa. Makhiristo athanzi adzayaka, koma osweka sadzatero.

Nyali ya LED idayamba kung’anima ngati strobe

Ngati nyali sizima kwathunthu, koma flickers, akhoza kukonzedwanso.

Zifukwa zowunikira nyali za LED:

• Capacitor yofooka kapena yosowa. Vutoli litha kuthetsedwa poyika chinthu champhamvu kwambiri. Ngati voteji capacitor ndi 100 V, ndi voteji wa diode ndi 180 V, mtengo woyamba ayenera ziwonjezeke ndi 1.5-2 nthawi.
  Yachiwiri yothetsera vutoli ndikugwirizanitsa capacitor yachiwiri mofanana (kuti muwonjezere mphamvu zonse ndi mphamvu).
• Dalaivala kutenthedwa. Chifukwa chake ndi mpweya wabwino. Nyaliyo, chifukwa cha kutenthedwa, imayamba kunyezimira ndi kuphethira, ndipo pamene choletsa chamakono chikulephera, chidzazimitsidwa.

Ngati ma LED ali osasunthika

Ngati ma LED onse akugwira ntchito, ndipo nyaliyo yazimitsidwa, mwinamwake, kuwonongeka kumachitika chifukwa cha kuwonongeka kwa zinthu zoyendetsa galimoto – resistors, microcircuits, diode mlatho, etc.

Pankhaniyi, zimakhala zosavuta kuti wogwiritsa ntchito wamba agule nyali yatsopano, chifukwa kukonzanso yakale kudzafuna chidziwitso, luso ndi luso linalake. Koma, musanayambe kutaya nyali, tsegulani bolodi ndi ma LED ndikuyang’ana mkati.

Kuti musungunuke nyali, chotsani silikoni, masulani zomangira ndikuchotsa mawaya “+/-“. Msonkhanowu ukhoza kukhala pa okhudzana ndi masika kapena pa jumper yogulitsidwa. Ndi iye amene nthawi zambiri amawotcha chifukwa chosalumikizana bwino.

Kodi chidzafunika chiyani pakukonza?

Kuti mukonze nyali yotsogolera, muyenera kuyeza ndi multimeter.

Komanso pokonza mudzafunika:

• chitsulo chosungunuka cha mphamvu yaying’ono, yokhala ndi nsonga yopyapyala;
• ma tweezers;
• odula waya;
• platypus;
• zida zosinthira – ziyenera kugulidwa kutengera mtundu wa kuwonongeka.

Ndikofunikira kukhala ndi nyali yosagwira ntchito – ikhoza kukhala gwero lazinthu zofunikira.

Platypus amatchedwa pliers yaing’ono. Amakhala ndi zogwira zazitali, zomwe zimakhala zosavuta kugwira tizigawo tating’ono. Kwenikweni, ngati palibe platypus, mutha kudutsa ndi tweezers.

Momwe mungatsegule nyali ya LED?

Kukonza kapena kusintha nyali za LED sikutheka popanda kusokoneza. Izi sizingatchulidwe kuti ndizovuta, koma zimafuna kulondola. Ndikofunika kuti musawononge chinthu chilichonse cha nyali. The kusindikizidwa dera bolodi amafuna chowawa chapadera.

Ndikoyenera kuwombera disassembly ya nyali pavidiyo kuti musasokoneze dongosolo losiyana la ntchito.

kumasula

Nyali ya LED ndi chipangizo chosalimba, choncho chithanitseni mosamala kwambiri, osagwiritsa ntchito mphamvu ndi zida zakuthwa kumene mungathe kuchita popanda iwo.

Kachitidwe:

1. Chotsani dome la diffuser. Kuti muchite izi, tengani babu yowunikira m’mphepete ndi manja onse awiri ndikusuntha mozungulira ndikulekanitsa kumtunda ndi thupi. Chosindikizira chomangira chimakhala chowonda kwambiri, choncho nthawi zambiri sichitengera khama.
2. Alekanitse mbale ndi ma LED kuchokera pathupi pomasula mabawuti okonzera. Gwiritsani ntchito screwdrivers zamtundu wapadera.
3. Chotsani mbale yoyikira pa heatsink. Gwiritsani ntchito chinthu chokhala ndi m’mphepete mwachabechabe, monga ma tweezers. Pepani pang’onopang’ono m’mphepete mwa bolodi ndikuchotsani kwathunthu.
4. Unsolder madera okhudzana ndi mawaya amphamvu ndipo pamapeto pake amalekanitsa bolodi ndi ma diode kuchokera kumadera ena onse.
5. Gawani maziko ndi radiator pozungulira. Yalani mbali zonse za nyali patebulo ndikuyamba kukonza.

Kutentha ndi chowumitsira tsitsi

Njirayi ndi yoyenera kwa nyali zokhala ndi galasi wandiweyani. Chowumitsira tsitsi chomangira chimakulolani kutentha thupi la nyali ku kutentha komwe mukufuna – iyi ndiyo njira yokhayo yochotsera galasi lomatira ku cylindrical base.

Chifukwa cha mpweya wotentha, zigawo zowonongeka zimakula ndipo zomatira zomwe zimagwira galasi zimakhala zotanuka. Pambuyo pakuwotcha, nyaliyo imatha kugawidwa mosavuta m’zigawo zake.

Kanema wamomwe mungatsegule nyali ya e27 LED:

Dzichitireni nokha zitsanzo zokonza nyali za LED

Musanayambe kukonza nyali za LED, ndi bwino kuganizira ndondomekoyi ndi zitsanzo zenizeni. Palibe mitundu yambiri ya nyali zoyendetsedwa, komanso kuwonongeka kwawo.

Nyali za LED zitha kukhala zamuyaya ngati mupanga ma LED kuti asagwire ntchito pa 100 kapena 120% ya kuthekera kwawo, koma pa 50-70% – izi zidzachepetsa kutentha ndikuletsa kutenthedwa, chifukwa chomwe nyali zambiri za LED zimalephera.

Dzichitireni nokha 220 V LED nyali yokonza

Dalaivala, yemwe mu 80% ya milandu imayambitsa kuwonongeka, sikuti amamangidwa mu nyali. Ikhoza kukhala ndi ma LED okha, ndipo chipangizo chokhazikika chimapangidwira mu luminaire.

Ngati dalaivala wapangidwa mosiyana, kukonza kumakhala kosavuta kuchita. Ndikokwanira kusintha nyali ndikuonetsetsa kuti vuto liri mmenemo. Ngati sichoncho, ndiye kuti stabilizer yasweka. Mu nyali zokhala ndi dalaivala womangidwa, zinthu zimakhala zovuta kwambiri.

Njira yokonzera ice lamp ndi driver:

1. Tembenuzirani heatsink molunjika kuti musungunuke babu.
2. Chotsani dalaivala. Imbani ma LED onse, mlatho wa diode ndi microcircuit ndi tester.
3. Simungathe kugwira ntchito ndi zida za SMD ndi chitsulo chosungunulira, chifukwa chake gwiritsani ntchito chowumitsira tsitsi ndi poyatsira moto. Sikuti aliyense ali ndi zida izi, kotero muyenera kudziwa momwe mungachitire popanda iwo.
4. Mutatha kusungunula microcircuit ndi mlatho wa diode, valani zojambulazo ndi phala lapadera ndikutenthetsa. Izi zikuthandizani kuti mukhazikitse zinthu zing’onozing’ono m’malo mwake ndikuzigulitsa mosamala.
5. Yambani ndi microchip. Magawo ofanana amagulitsidwa m’sitolo yodziwika bwino yaku China pa intaneti ya 50-80 rubles. kagawo. Gwirizanitsani chip ku phala, kuwagwira ndi solder.
6. Chotsatira ndi kutembenuka kwa mlatho wa diode. Mutha kugulanso gawoli pamasamba aku China.
7. Solder dalaivala yomalizidwa mpaka pansi. Ali ndi mawaya amfupi kwambiri, choncho amange. Izi zidzapewa kugwetsa plinth, atakulungidwa pa pulasitiki.
8. Solder mbali inayo ya dalaivala ku bolodi losindikizidwa lokhala ndi ma LED. Chinthu chachikulu sikusintha polarity. Kawirikawiri, mitengoyo imasonyezedwa pa bolodi ndi dalaivala – yang’anani pa iwo.
9. Onani ntchito ya nyali. Koma, ngati mulibe chidziwitso pa ntchito yamagetsi, musachite izi pamene nyali ikuphwanyidwa – pali chiopsezo chafupipafupi ndi kugwedezeka kwa magetsi.

Kanema wokonza nyali za LED:

Konzani pogwiritsa ntchito chitsanzo cha nyali ya ASD LED-A60, 11 W pa chip SM2082

Masiku ano, nyali zotsogola zamphamvu zikugwiritsidwa ntchito, momwe madalaivala amasonkhanitsidwa pa SM2082 microcircuits. M’munsimu ndi chitsanzo cha kukonza nyali yomwe nthawi ndi nthawi imazima ndikuyakanso. Kuzindikira koyambirira – kusalumikizana bwino.

Kachitidwe:

1. Gwiritsani ntchito mpeni kuti mufufuze ndikuchotsa galasi lomwazitsa.
2. Onani chipangizo cha SM2082. Ngati simunazindikire zolakwika za soldering ndi zosweka, chotsani bolodi. Kuti muchite izi, dulani silicone ndikudula bolodi ndi tsamba la screwdriver.
3. Kuti mufike kwa dalaivala, tsitsani ndikuwotcha zolumikizira ndi chitsulo cha soldering – zonse mwakamodzi, ndikusunthira kumanja.
4. Kumbali imodzi ya bolodi la dalaivala pali capacitor ya 400 V. Kumbali inayo, pali mlatho wa diode ndi resistors awiri. Kuti mumvetse kuti ndi bolodi iti yomwe ilibe kukhudzana, gwirizanitsani ndi polarity – mawaya awiri.
5. Dinani matabwa ndi chogwirira cha screwdriver. Dziwani komwe kulakwa kuli – muzolumikizana ndi mawaya, mu ma capacitors, pakukhudzana kwapakati pa maziko.
6. Ngati chowonongeka chikapezeka, chotsani mafuta ndi flux ndikuchigulitsanso.

Momwe mungagulitsire ma LED owonongeka ndi ma solder atsopano?

Kuti mugwire ntchito ndi ma LED, muyenera kugulitsa ndikukhala ndi zida zonse zofunika pa izi. Ma diode a SMD alibe zinthu zonyamula pakali pano. M’malo mwake, pali mapepala apadera okhudzana nawo pa bolodi. Pa soldering ntchito chitsulo soldering ndi mphamvu 12 Watts.

Kuti mugulitse ma LED muyenera:

• ma tweezers;
• tsamba;
• kusuntha;
• soldering chitsulo;
• chogwirizira.

Momwe mungagulitsire LED kuchokera ku nyali ya LED yokhala ndi chitsulo chosungunuka:

1. Chotsani bolodi la aluminiyamu polekanitsa nyumba ya nyali kuchokera pamthunzi wa nyali.
2. Yang’anani ma diode onse ndi tester.
3. Bweretsani chowotcha kumbuyo kwa bolodi kwa masekondi 3-5. Chotsani diode pamene soldering imasuka.
4. Pansi pansi pasanazizire, ikani dontho la flux pa cholumikizira ndikuyika diode pamwamba, poganizira polarity.
5. Kutenthetsanso maziko ndikusindikiza mopepuka pa kristalo. Gwirani diode mpaka “miyendo” itakhazikika bwino mu solder.

Kanema malangizo:

Njira zodzitetezera pokonza mababu a 220 V LED

Mukakonza nyali zotsogola, ndikofunikira kutsatira njira zoyambira zotetezera magetsi. Izi zidzateteza kugwedezeka kwamagetsi ndi kuvulala.

Malamulo achitetezo:

• Miyezo yonse ndi soldering ziyenera kuchitidwa pamatabwa opanda mphamvu.
• Musasiye chitsulo chosungunulira mosayang’anira.
• Valani magalasi oteteza (pali chiopsezo cha kuphulika kwa capacitor).
• Chotsani kapu ndi magolovesi okwera (pali chiopsezo chodulidwa ndi splinters).
• Chitani ntchito m’dera lokhala ndi mpweya wabwino, chifukwa kupuma kwa nthunzi ya rosin kumawononga thanzi.

Mafunso okhudzana ndi otchuka

Nawa mafunso odziwika bwino okhudza kukonza nyali za LED. Iwo ndi awa:

• Chifukwa chiyani ndizololedwa kufupikitsa ma terminals a ma LED oyaka mu nyali za LED? Woyendetsa nyali yotsogolera, mosiyana ndi mphamvu yamagetsi yokhazikika, imapanga mtengo wokhazikika pakalipano, osati voteji.
  Choncho, mosasamala kanthu za kukana kwa katundu (mumtundu womwe wapatsidwa), zamakono zimakhala zokhazikika, zomwe zikutanthauza kuti kutsika kwa magetsi pa diode iliyonse kudzakhala kofanana.
• Kodi moyo wautumiki wa nyali yokonzedwa ndi chiyani, ndipo mungawonjezere bwanji? Palibe yankho lenileni la funsoli. Anthu amene akonza nyali za LED paokha amanena kuti akhala akugwira ntchito kwa chaka chimodzi ndi theka. Palibe chitsimikizo kuti LED ina sidzawotcha chifukwa cha kutenthedwa.
  Zowonadi, wopanga sakufuna kupanga mababu “amuyaya”, chifukwa izi zidzasokoneza ntchito yamabizinesi awo.

Zowonongeka zambiri za nyali za LED zimatha kukhazikitsidwa ndi manja. Kuti muchite izi, muyenera kumvetsetsa bwino chipangizo cha nyali ndi mfundo ya ntchito yake. Pophunzira kukonza zida zotsogola, mutha kusunga ndalama zambiri pakugula kwawo.