泰丰HA888P/T电话机常见故障有2种:(1)挂机工作灯亮,摘机后又随着拨号而闪烁,使通话质量差。此种故障大多是电子开关电路晶体管Q1、Q2、Q10漏电引起的,只要更换漏电的晶体管,故障即可排除。(2)挂机工作灯 There are 2 kinds of common faults of TAIFENG HA888P / T telephone: (1) The on-hook work light is on, then flash with dialing after off-hook, making call quality poor. Such failures are mostly electronic switching circuit transistor Q1, Q2, Q10 caused by leakage, as long as the replacement of the transistor leakage, failure can be ruled out. (2) Hanging work lights