CPU是DVD视盘机的核心,它控制着整个电路的工作过程。CPU出现故障时,DVD视盘机会出现显示不正常、毫无动作的故障现象。视盘机中的CPU出了故障,要从CPU本身及外围电路两个方面进行检修。CPU正常工作需满足3个条件,即电源、复位和时钟三者必须都正常。所以,当CPU出现故障时,必须先进行这3方面的检查。 CPU is the core of the DVD player, it controls the entire circuit of the work process. CPU failure, the DVD video disk appears abnormal display, no action symptoms. Video disk machine in the CPU out of trouble, from the CPU itself and the external circuit repair two aspects. CPU to work properly to meet the three conditions, that power, reset and clock must be normal three. Therefore, when the CPU fails, you must first conduct these three aspects of the inspection.