创维42k03hr背光暗,

创维42k03hr主板5800-a8k240-0p20/0p50配屏s4200ta0b 420h2-pd1
创维42m11hf 42l05hf 42k08rd 42k03hr l42g1逻辑板 6870c-0310c
创维32l08hr背光不均匀,图像不正常,有图.
创维42k03hr液晶电视开机绿灯亮不开机的故障维修
原装创维 42k03hr主板 5800-a8m460-0030 屏s4200ta0b