電話機故障維修
電(dian)話(hua)機(ji)常見故(gu)(gu)障(zhang)有電(dian)源(yuan)指示(shi)燈不(bu)(bu)亮、單分機(ji)話(hua)機(ji)提機(ji)無音(yin)(yin)、分機(ji)話(hua)機(ji)提機(ji)噪(zao)音(yin)(yin)、分機(ji)不(bu)(bu)振鈴,可(ke)以先檢查故(gu)(gu)障(zhang)原因,然后檢查電(dian)源(yuan)和線路故(gu)(gu)障(zhang),如果(guo)無法(fa)維(wei)修可(ke)以請專業人(ren)士上門維(wei)修。
電話機原理
電(dian)(dian)(dian)(dian)話(hua)通(tong)信(xin)是(shi)通(tong)過(guo)聲能與(yu)電(dian)(dian)(dian)(dian)能相互轉換(huan)、并利用(yong)“電(dian)(dian)(dian)(dian)”這個媒介來傳輸(shu)語言的(de)一種通(tong)信(xin)技術。打電(dian)(dian)(dian)(dian)話(hua)時(shi)聲波作用(yong)于(yu)送話(hua)器上產(chan)生電(dian)(dian)(dian)(dian)流,電(dian)(dian)(dian)(dian)流沿著線路(lu)傳達到(dao)對(dui)方(fang)電(dian)(dian)(dian)(dian)話(hua)機,再(zai)將電(dian)(dian)(dian)(dian)流轉化為聲波就完成了遠程(cheng)通(tong)話(hua)。
電話機怎么安裝
首先要選好(hao)分(fen)線(xian)(xian)盒(he),通常選擇(ze)最近的(de)分(fen)線(xian)(xian)盒(he),然后(hou)選擇(ze)一根配號線(xian)(xian),在分(fen)線(xian)(xian)盒(he)的(de)外(wai)(wai)面(mian)牽一根線(xian)(xian)到(dao)家里面(mian),將(jiang)線(xian)(xian)接好(hao)電話,撥111確(que)定端口(kou)號,確(que)定端口(kou)號是否正(zheng)確(que),在外(wai)(wai)線(xian)(xian)找(zhao)到(dao)一個端口(kou),用專門(men)的(de)跳線(xian)(xian)從內線(xian)(xian)的(de)一個端口(kou)接到(dao)外(wai)(wai)線(xian)(xian)那邊的(de)端口(kou)。最后(hou)一步就(jiu)是將(jiang)保險(xian)單元插(cha)到(dao)外(wai)(wai)線(xian)(xian)的(de)端口(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。