Abin da za a yi idan tashoshin talabijin na dijital ba su nuna ba kuma dalilin da yasa hakan ya faru

Ingancin da saukakawa na watsa shirye-shiryen tashoshi na dijital na iya lalacewa ta hanyar gazawar kayan aiki. Kada ku yi gaggawar kiran maigidan ku ba da kuɗi. Wani lokaci ana magance matsalar ba tare da kwararru ba.

Menene matsalolin da suka shafi nunin tashoshi na dijital

Jerin matsalolin da suka kunno kai sun haɗa da gazawar da ke faruwa akai-akai waɗanda kowane mai amfani da na biyu ya ci karo da shi. An ƙera kayan watsa shirye-shiryen dijital da kayan liyafar don ɗimbin masu sauraro, don haka ba a cire ɓarna na yau da kullun. Amma, akwai lokacin da:

• bincike a yanayin atomatik bai sami tashar guda ɗaya ba;
• ba duk abin da ake watsawa a yankinku ba ne aka samu;
• tashoshi suna da kwafi;
• an haɗa akwatin saiti , amma menu bai bayyana akan allon ba bayan danna maɓallin da ya dace akan ramut;
• menu na akwatin saitin yana kan allon, amma lokacin da ka fara saitin, sakon “Babu sigina” yana bayyana;
• babu sigina, kuma babu ɗayan shirye-shiryen da ke nuna;
• autosearch bai sami komai ba, saƙon akan allon: “Babu sabis”;
• Hoton yana daskarewa akan firam ɗaya, ya faɗi cikin cubes, sautin “tuntuwa”;
• hoto mai ban mamaki, rashin ingancin sauti, ko babu;
• hoton baki da fari akan allon talabijin mai launi.

Me yasa basa nuna tashoshi na dijital?

Rashin gazawa, lokacin da kayan aikin ba su karɓa ba kuma baya yanke siginar dijital, yana da dalilai da yawa. Akwai wasu alamun cewa ana buƙatar gyara, maye gurbin kayan aiki, ko tabbatar da haɗin kai daidai da daidaitawa.

Don neman dalilin, tafi daga sauƙi zuwa hadaddun. A wasu lokuta ana gano gazawar cikin sauƙi, kuma baya buƙatar lokaci da ilimi mai yawa don kawar da shi. Idan hoton ya ɓace, ko kuma ba a kunna tashoshi ba, da farko, ku tambayi ko maƙwabtanku, dangi ko abokan ku da ke zaune a yankinku suna da watsa shirye-shirye.

Rashin nasarar eriya

Rashin gazawar eriya yana da wuya. Dalilin wannan shine lalacewar injiniya, tasirin yanayin yanayi (walƙiya, danshi, iska mai ƙarfi), idan yana waje. Ko gazawar siginar amplifier, idan akwai.

Matsaloli tare da igiyoyi da haɗi

Idan an haɗa kayan aikin ba daidai ba, kurakurai masu zuwa sun saba:

• an yi amfani da soket ɗin da ba daidai ba don haɗa filogi;
• akwatin saitin saman waje ba a haɗa shi daidai ba;
• Ba a haɗa kayan aiki zuwa na’urorin lantarki ba, kuma alamun wutar lantarki akan akwatin saiti ko TV ba sa haskakawa.

Matsalolin hardware

Don karɓar siginar dijital, ana buƙatar eriya da na waje ko ginannen mai gyara. Yawan gazawar duk kayan aiki yana yiwuwa:

• na’ura mai ba da hanya tsakanin hanyoyin sadarwa ;
• firmware mai karɓa mara ƙarancin inganci , sigar da ta gabata na software na yanke siginar siginar, firmware ba a kammala daidai ko ba a kammala ba;
• matsaloli tare da liyafar sigina , – kuskuren jagorancin eriya zuwa hasumiya mai maimaitawa, tsangwama a cikin hanyar siginar (ginai, rawanin bishiyoyi, tsaunuka);
• saitunan sake saiti, firmware na kayan aiki na zamani (wanda aka samo akan LG TVs);
• aikin gyare-gyare, gaggawa ko shirin  ƙarewar watsa shirye-shirye ta masu aikin talabijin na dijital don maidowa ko aikin da aka tsara.

Matsaloli tare da karɓar sigina

Matsakaicin mitar decimeter wanda ake aiwatar da watsa shirye-shiryen dijital akan sa yana buƙatar kan hanyar liyafar eriya zuwa hasumiya mai maimaitawa. Duk wani tsangwama a cikin hanyarsa yana haifar da asarar ingancin siginar da aka karɓa. Waɗannan sun haɗa da:

• Mummunan yanayi . Ruwan sama, tsawa, dusar ƙanƙara, hazo suna haifar da bango kuma suna tsoma baki tare da watsa siginar daga hasumiya.
• Matsalolin jiki (tsangwama) a cikin hanyar siginar.
• Karɓar sigina daga hasumiya mai maimaita biyu ko fiye kusa da su .

Tashoshin dijital ba sa nunawa, saboda gaskiyar cewa babu siginar DVB T2 – abin da za a yi: https://youtu.be/iZn_YUFZTtw

Abin da za a yi idan babu tashoshi don dalili ɗaya ko wani

Kafin tuntuɓar sabis ɗin, tabbatar cewa ba za a iya gyara ɓarna da kanku ba. Tuntuɓi ƙwararrun lokacin da duk ƙoƙarin jurewa da kansu ya ci tura.

Duba kayan aiki, saituna da haɗi

Tabbatar cewa ɗaya daga cikin mafi sauƙi kurakurai bai faru ba:

1. Akwatin saiti ko TV ba a haɗa su a cikin wutar lantarki . Lokacin kunnawa, yakamata a kunna alamar kore. Bincika idan an toshe kayan aikin.
2. Ana haɗa haɗin kebul daga eriya zuwa filogin fitarwa . An haɗa kebul ɗin zuwa shigarwar. An sanya hannu a cikin haruffan Latin INPUT ko IN.
3. A wasu samfuran TV, launuka na matosai na USB na RCA sun bambanta da launukan jacks a cikin akwatin saiti . Maimakon mai haɗa rawaya, ana amfani da kore, kewaye da zane mai launin rawaya. Tsoffin Talabijan din ba su da mai haɗin kebul ja, wanda ke nufin yana kunna sautin mono. Ba a buƙatar haɗin sa, amma sauran dole ne a haɗa su daidai.
4. Idan eriya ba ta karɓi siginar UHF ba, maye gurbin shi don bincika .
5. Canja tushen siginar akan TV . Danna maballin “SOURCE” akan ramut na TV. A wasu samfuran, wannan shine maɓallin shigarwar bidiyo – da’irar da kibiya a ciki ko ɗayan zaɓuɓɓuka: “AV”, “AV / TV”, “INPUT”. Samfuran TV daban-daban daga masana’antun daban-daban na iya samun tushen bidiyo da yawa. Zaɓi su ɗaya bayan ɗaya har sai tebur menu na mai gyara dijital ya bayyana.
6. Kunna tsarin launi PAL ko SECAM .
7. Tabbatar da firmware ya bi ka’idodin watsa shirye-shirye . Maballin “Menu” akan akwatin saiti, sannan “Installation” ko “Settings” ya danganta da samfurin akwatin saiti da masana’anta. A Rasha suna watsa shirye-shirye a cikin tsarin DVB-T2. Idan ma’aunin ya bambanta, canza shi.
8. Sake kunna kayan aiki ta haɗa shi zuwa PC kuma fara zazzage sabon sigar firmware akan gidan yanar gizon masana’anta. Cibiyoyin sabis suna ba da wannan sabis ɗin idan akwai matsaloli.
9. Sayi kayan aikin da suka dace da daidaitattun watsa shirye-shirye .

Duba ingancin liyafar da kuma kasancewar siginar tashoshin watsa shirye-shiryen kan iska

Ba wai kawai ingancin hoton da ke kan TV ba, amma har ma saitin tashar farko ya dogara da kasancewar watsa shirye-shiryen da yanayin liyafarsa. Gano matsalar yana da mahimmanci don ƙarin aiki. Yi abubuwa masu zuwa:

1. Duba ƙarfin siginar da aka karɓa . Ta danna maɓallin “INFO” akan ramut na akwatin saiti (sau 2-3, dangane da samfurin akwatin saiti), fita zuwa menu na bayanin siginar. Ya bambanta akan samfuran TV daga masana’antun daban-daban, amma koyaushe yana da ma’auni. Kuna iya ganin hoto ɗaya ta hanyar “Binciken Manual”.
2. Bincika taswirar bayanan watsa shirye-shirye masu ma’amala game da yanayin watsa shirye-shiryen masu aiki da watsa shirye-shirye . Idan an dakatar da watsawa na ɗan lokaci, canja wurin kunna kunnawa da binciken tashoshi zuwa lokacin tsayayyen aiki.
3. Daidaita eriya ta hanyar hasumiya mai maimaitawa . Mai nuna madaidaicin saitin shine ƙara girman ƙarfin sigina. Idan saitin bai taimaka ba, kuna buƙatar canza wurin shigarwa na eriya ko don samar da shi da amplifier.
4. Gudanar da binciken hannu don tashoshi bisa ga sigogin watsa shirye-shirye daga hasumiya a yankinku . Ana iya samun bayanai ta hanyar zaɓar yankinku akan Taswirar talabijin mai mu’amala.
5. Duba kebul ɗin da ke fitowa daga eriya a gani don ɓarna, lalacewa . Auna juriya na rufi tare da ohmmeter. Tsakanin mai gudanarwa na tsakiya da kullun, ƙimar yana kusa da rashin iyaka, a kan mai gudanarwa na tsakiya da kuma kullun a duka iyakar yana kusa da sifili, idan irin wannan ma’auni yana samuwa.
6. Canja kebul ɗin da ke fitowa daga eriya zuwa wata sabuwa . Juriya na kebul mai dacewa shine 75 ohms.

Tashoshin talabijin na dijital, babu sigina, kuma hoton ya ruguje – haddasawa da kawar da su: https://youtu.be/4fRdee5g6xs

Mai sarrafa kansa

Ana kunna tashoshin talabijin na dijital ta atomatik. Jerin ayyuka akan kayan aiki daban-daban ya ɗan bambanta a cikin sunayen abubuwan menu, ko kuma akwai nau’in Ingilishi kawai. Don fara bincike ta atomatik:

1. Latsa maɓallin “Menu” ko “Menu” akan ramut na akwatin saiti.
2. A cikin jerin da ke bayyana akan allon, zaɓi abu “Search for channels” tare da kiban akan ramut, danna “Ok”.
3. Fara aikin “binciken tashar ta atomatik” ta amfani da maɓallin “Ok”.
4. Jira saitin ya ƙare lokacin da shirin ya fita yanayin neman tashar kuma ya fara watsawa.

A cikin ƙasa na Rasha, ana samun tashoshi 20 kyauta (a cikin Moscow – 30). Masu aiki biyu ne ke samar da watsa shirye-shirye. Idan kuna da ƙarin tashoshi a sakamakon saitin, yana nufin cewa ana samun sigina daga masu maimaita yankin maƙwabta a yankin ku. Akwai kwafi a cikin jerin shirye-shiryen watsa shirye-shirye.

Idan maimakon 20, akwatin saiti ya sami tashoshi 10, to an dakatar da watsa shirye-shiryen wani ma’aikaci na ɗan lokaci. Kuna buƙatar saita daga baya.

Yin kunna TV tare da na’urori masu haɓakawa iri ɗaya ne idan an ƙera kayan aikin don karɓar talabijin na dijital na DVB-T2. Don daidaitawa, bi waɗannan matakan:

1. Danna maɓallin “Menu” ko “Menu”.
2. Zaɓi “Tashoshi” ta amfani da kiban da ke kan nesa, sannan “Auto Tuning” ko “Auto Search”.
3. A cikin taga da ya bayyana, zaɓi “Cable” don zaɓar tushen.
4. A cikin menu na gaba, zaɓi nau’in siginar “Digital”.
5. Sannan nau’in bincike shine “Full”.
6. Wasu samfura suna buƙatar ka cika bayanan bincike. An cika su ta amfani da maɓallan da ke kan ramut. Yawan canja wuri – 6875 kS/s, daidaitawa – 256 QAM.
7. Danna maɓallin “Ok” don kunna “Fara” ko “Search”.
8. Jira binciken tashar ya ƙare har sai ɗaya daga cikin tashoshin watsa shirye-shirye ya fara.

Neman hannu

Bincika a cikin wannan yanayin yana da mahimmanci idan tashoshi a cikin binciken atomatik sun kwafi. Tuna ya kamata a yi kawai don tashar relay a yankinku lokacin da aka karɓi sigina mafi ƙarfi da kwanciyar hankali. Don bayani game da masu maimaitawa a yankinku, yi amfani da Digital TV Interactive Map , nemo sabis na yankinku. Saitin mataki-mataki mai zuwa shine misali na yau da kullun:

1. A kan ramut na mai gyara (akwatin saiti na dijital), danna maɓallin “Menu” ko “Menu”.
2. A cikin menu da ke buɗewa, zaɓi “Bincika tashoshi”, danna maɓallin “Ok”.
3. Na gaba, kunna “Binciken Manual”.
4. Cika ko zaɓi daga lissafin da aka tsara bayanan yankin ku da aka samu daga taswirar.
5. Yi amfani da kibiyoyi don kewaya zuwa abin “Bincike”, fara aiwatarwa.
6. Jira don kammalawa.

Talabijin na dijital sabon ƙarni ne na karɓa da watsa bayanai. Tare da babban ingancin hoto da sauti da aka samu, rashin aiki da gazawar kayan aiki ba safai ba ne. Sau da yawa matsalar tana cikin ƙananan abubuwa, kuma ya kamata a duba ta sama, ba tare da zurfafa cikin matakai masu rikitarwa ba.