液晶电视黑屏的维修方法.doc

液晶电视黑屏的维修方法
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the


，，，故障机器不断的出现，下面就本人在维修过程中经常出现的黑屏故障进行分析。
在分析此问题之前先对液晶显示器的结构进行介绍，下面就是一台液晶显示器的结构和所有的配件
1、PANEL（液晶屏）
2、A/D驱动板；
3、液晶驱屏线
4、高压板（又称升压板、高压条、INVERTER）
5、高压板线材
6、电源适配器（外置，一般都用直流3A/12V），也有部分的显示器的开
关电源部分内置在机内的，直接输入AC220的
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further stan