论文部分内容阅读
故障现象6:图像彩色偏色。一般原因为:集成电路TDA4661内部不良。更换TDA4661;集成电路TDA8362内部损坏。更换TDA8362。故障现象7:开机后,无光栅、无伴音。一般原因为:开关电源中稳压电路C820击穿。更换C820;开关电源中稳压电路V816失效。更换V816;
Symptom 6: color image color cast. The general reason is: Integrated circuit TDA4661 internal bad. Replace TDA4661; integrated circuit TDA8362 internal damage. Replace TDA8362. Symptom 7: boot, no grating, no sound. The general reason is: switching power supply circuit C820 breakdown. Replace the C820; switching power supply voltage regulator circuit V816 failure. V816 replacement