红外遥控的用途越来越广了,随之而来的是遥控手机的损坏也越来越多了。修一部遥控手机是不难的,难的是如何确定是否修好。以前一些书刊上介绍的方法是借助收音机来检测,虽方便简单,但误判不少。如有的红外发射管老化开路,驱动三极管开路等等,有的收音机仍能发出“嘟—嘟—”声,我曾做这一个实验,把一台孔雀彩电用的KQ—YKF—1型遥控手机的驱动部分 The use of infrared remote control more and more widely, followed by damage to the remote control mobile phone is also more and more. It is not difficult to repair a remote control mobile phone, the difficulty is how to determine whether repaired. The method introduced in some books and periodicals is to use the radio to detect, although easy and simple, but a lot of miscarriage of justice. If some infrared emission tube aging open, open the transistor drive and so on, and some radios can still issue “beep - beep -” sound, I have done this experiment, a peacock color TV KQ-YKF-1 remote control Drive part of the phone