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目前电子按键式电话机基本取代了过去的拨盘式电话机,本文就电子按键式电话机的一些简单故障排除方法作一介绍.供读者参考。 1.按下电话机某一或某几个按键后,电话机不发号或连续发出同一号。例如,当按下“8”时,电话机不发号或连续发出几个“8”。这种故障一般发生在使用时间较长的电话机中,其原因是发号线路板上的铜箔氧化后使导电性能下降;或者是按键下的导电橡胶脏污,接触不良造成发号失准。
At present, the electronic key phone basically replaced the previous dial phone, this article on the electronic key phone some simple troubleshooting methods for an introduction for readers reference. 1. After pressing one or several keys on the phone, the phone will not send or issue the same number consecutively. For example, when you press “8 ”, the phone does not sound a number or emits several “8 ” s. This failure usually occurs in the use of long telephone, the reason is that the number of circuit boards after oxidation of copper foil so that the conductivity decreased; or under the conductive rubber button dirty, bad contact caused the number .