電視機尺寸與觀看距離
32寸建議觀看距離為2.3m;39寸建議觀看(kan)距離為2.5m;42寸建議(yi)觀看距離為3.0m;46寸建議(yi)觀看距離為3.5m;52寸建議觀(guan)看距離(li)為4.0m;60寸建議觀看距(ju)離為4.5m。
電視機尺寸多大合適
液晶(jing)電視(shi)機(ji)(ji)常(chang)見的尺寸(cun)(cun)(cun)(cun)(cun)有32寸(cun)(cun)(cun)(cun)(cun)、42寸(cun)(cun)(cun)(cun)(cun)、46寸(cun)(cun)(cun)(cun)(cun)、47寸(cun)(cun)(cun)(cun)(cun)、50寸(cun)(cun)(cun)(cun)(cun)、60寸(cun)(cun)(cun)(cun)(cun)。如果是(shi)(shi)臥室的電視(shi)機(ji)(ji),那么32寸(cun)(cun)(cun)(cun)(cun)、42寸(cun)(cun)(cun)(cun)(cun)是(shi)(shi)不錯(cuo)的選擇。如果是(shi)(shi)放(fang)置在客(ke)廳,客(ke)廳又不是(shi)(shi)很(hen)(hen)大,42寸(cun)(cun)(cun)(cun)(cun)、46寸(cun)(cun)(cun)(cun)(cun)、47寸(cun)(cun)(cun)(cun)(cun)的電視(shi)機(ji)(ji)就(jiu)很(hen)(hen)適合。如果客(ke)廳面(mian)積很(hen)(hen)大,可(ke)以選50寸(cun)(cun)(cun)(cun)(cun)的電視(shi)機(ji)(ji)。而60寸(cun)(cun)(cun)(cun)(cun)適合別墅使用(yong)。
液晶電視尺寸計算方法
以32寸(cun)(cun)液晶電視機為(wei)例(li),其尺(chi)寸(cun)(cun)計算(suan)方法(fa):以1 英寸(cun)(cun)= 2.539999918 厘米,以電視平面對(dui)角線計算(suan)為(wei)準:32*2.539999918 =81.27997376厘米,按(an)常見4:3為(wei)比例(li)計算(suan),一般是長=65.024cm,寬(kuan)=48.768cm ;若按(an)16:9為(wei)比例(li)計算(suan),一般是69=cm,寬(kuan)=39cm。
電視機黑屏是怎么回事
如果電(dian)(dian)(dian)(dian)視(shi)機(ji)(ji)的(de)電(dian)(dian)(dian)(dian)源指(zhi)示(shi)燈滅,則可(ke)能是(shi)電(dian)(dian)(dian)(dian)視(shi)機(ji)(ji)的(de)電(dian)(dian)(dian)(dian)源連接有(you)問題,導致突然(ran)(ran)斷電(dian)(dian)(dian)(dian)黑(hei)屏(ping)(ping)。 比(bi)如電(dian)(dian)(dian)(dian)源插頭松動、電(dian)(dian)(dian)(dian)源線(xian)故(gu)障(zhang)等,可(ke)以(yi)逐一排查,找(zhao)出問題進(jin)行(xing)相應的(de)處(chu)理(li)。 如果電(dian)(dian)(dian)(dian)視(shi)機(ji)(ji)電(dian)(dian)(dian)(dian)源指(zhi)示(shi)燈亮,則可(ke)能是(shi)用戶誤按遙控器的(de)待機(ji)(ji)鍵使電(dian)(dian)(dian)(dian)視(shi)機(ji)(ji)進(jin)入待機(ji)(ji)狀(zhuang)態(tai),所以(yi)顯示(shi)黑(hei)屏(ping)(ping),只要重新按下待機(ji)(ji)鍵即可(ke)。 如果以(yi)上方法排查后(hou),電(dian)(dian)(dian)(dian)視(shi)機(ji)(ji)仍然(ran)(ran)黑(hei)屏(ping)(ping),有(you)可(ke)能是(shi)硬件(jian)故(gu)障(zhang)引起(qi)的(de)。比(bi)如電(dian)(dian)(dian)(dian)源模塊故(gu)障(zhang)、開關電(dian)(dian)(dian)(dian)路短路或(huo)開路、高(gao)壓板故(gu)障(zhang)、液晶屏(ping)(ping)或(huo)屏(ping)(ping)線(xian)故(gu)障(zhang)、主板芯片(pian)或(huo)者其他零部件(jian)故(gu)障(zhang)等,這(zhe)時(shi)候需要聯(lian)系電(dian)(dian)(dian)(dian)視(shi)機(ji)(ji)的(de)售后(hou)服務對電(dian)(dian)(dian)(dian)視(shi)機(ji)(ji)進(jin)行(xing)檢修才能解決。
市場上電視機品牌眾多,消費者應擦亮眼睛,選購合格有質量保障的產品才是明智選擇。