電話機故障維修
電話機(ji)(ji)(ji)常見(jian)故(gu)障有電源指示燈不亮、單分(fen)(fen)機(ji)(ji)(ji)話機(ji)(ji)(ji)提機(ji)(ji)(ji)無(wu)(wu)音、分(fen)(fen)機(ji)(ji)(ji)話機(ji)(ji)(ji)提機(ji)(ji)(ji)噪音、分(fen)(fen)機(ji)(ji)(ji)不振鈴,可以先檢查故(gu)障原因,然后檢查電源和(he)線路(lu)故(gu)障,如果無(wu)(wu)法(fa)維修可以請專(zhuan)業人士上門(men)維修。
電話機原理
電(dian)話(hua)通(tong)信是通(tong)過聲(sheng)能(neng)(neng)與電(dian)能(neng)(neng)相互轉(zhuan)換、并利用“電(dian)”這(zhe)個媒介來傳輸語言的一種通(tong)信技術。打電(dian)話(hua)時聲(sheng)波作用于送話(hua)器上(shang)產生電(dian)流(liu),電(dian)流(liu)沿著線路(lu)傳達到對方電(dian)話(hua)機,再將(jiang)電(dian)流(liu)轉(zhuan)化為聲(sheng)波就完成了遠程通(tong)話(hua)。
電話機怎么安裝
首先要選好(hao)分線(xian)(xian)(xian)(xian)盒,通常選擇最近的(de)分線(xian)(xian)(xian)(xian)盒,然后選擇一(yi)根(gen)(gen)配號線(xian)(xian)(xian)(xian),在分線(xian)(xian)(xian)(xian)盒的(de)外面牽一(yi)根(gen)(gen)線(xian)(xian)(xian)(xian)到(dao)家里(li)面,將(jiang)線(xian)(xian)(xian)(xian)接好(hao)電話,撥(bo)111確(que)(que)定端(duan)(duan)(duan)口(kou)號,確(que)(que)定端(duan)(duan)(duan)口(kou)號是否正確(que)(que),在外線(xian)(xian)(xian)(xian)找到(dao)一(yi)個端(duan)(duan)(duan)口(kou),用專門的(de)跳線(xian)(xian)(xian)(xian)從內(nei)線(xian)(xian)(xian)(xian)的(de)一(yi)個端(duan)(duan)(duan)口(kou)接到(dao)外線(xian)(xian)(xian)(xian)那(nei)邊的(de)端(duan)(duan)(duan)口(kou)。最后一(yi)步(bu)就是將(jiang)保險單元插(cha)到(dao)外線(xian)(xian)(xian)(xian)的(de)端(duan)(duan)(duan)口(kou)。
如何選購電話機
首先要選用與當地交換機制式相適應的電話機,然后要考慮電話機的功能,比如免提揚聲、液晶顯示、錄音應答等功能;購買前還要檢查電話機的外觀質量是否合格,聲音是否清晰無噪聲,聲調是否正常等。建議選擇正規品牌電話機,質量有保障。