开不了机（一）—风扇、电源不转，无反应 http://v.youku.com/v_show/id_XMTY1ODk3NjkyOA==.html?from=y1.7-2
开不了机（二）—风扇、电源不转，无反应，02检查开关，短接主板开关。http://v.youku.com/v_show/id_XMTY1ODk4MDQyOA==.html?from=y1.7-2
开不了机（三）—风扇、电源不转，无反应，03检查电源，短接电源http://v.youku.com/v_show/id_XMTY1ODk4NjYxMg==.html?from=y1.7-2
开不了机（四）—风扇、电源不转，无反应，04检查主板，CMOS清http://v.youku.com/v_show/id_XMTY1OTAwOTA3Mg==.html?from=y1.7-2