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例1金凤CM2121型21in平直遥彩电有蓝光栅，无图声，场幅变大，遥控失常。用户讲：该机原来收看正常，因用电水壶在放电视机的桌子上烧水，蒸汽喷散入电视后盖的散热孔，水烧开漾出流到桌面上，将水擦干再开机就成了这个样子。开机观察发现刚出现光栅瞬间正常，几秒钟后扫描线突
Example 1 Jinfeng CM2121 type 21in straight color TV with blue grating, no picture sound, field size larger, remote control disorders. Users say: The machine was originally watched normal, because the electric kettle on the table in the TV set boiled water, steam spray scattered into the back cover of the TV vents, water boiled out to the desktop, the water dry and then boot It has become like this. Start-up observation found that the grating appeared just normal, after a few seconds scanning line sudden