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故障现象:爱特CD—2208HR唱机放入唱片开机后,能旋转5s左右自动停机,此时屏幕显示disc(空盘)字符,按其它各功能键均不起作用。断电打开机壳,用万用表测得聚焦和循迹线圈的阻值分别为20Ω和4Ω,正常。通电开机(不装片),观察
Symptom: Aite CD-2208HR phonograph into the boot, it can rotate about 5s automatically shut down, then the screen displays disc (empty disk) characters, according to the other function keys are ineffective. Power off the open case, measured with a multimeter and tracking coil resistance were 20Ω and 4Ω, normal. Power boot (not loaded), observe