某車載設(shè)備維修手冊-全文預覽
【正文】 ............................................................................................ 7 3．控制板 .......................................................................................................... 8 4．連線 ............................................................................................................. 9 路牌故障分析：（檢測工具：萬用表） ................................................................ 9 二、走字屏（車內(nèi)顯示屏） ..................................................................................... 11 技術(shù)參數(shù)： ...................................................................................................... 11 走字屏組成 ...................................................................................................... 11 1．顯示板： .................................................................................................... 12 顯示板信號接口 ............................................................................................... 12 2．電 源板 ........................................................................................................ 13 3．控制板 ........................................................................................................ 14 4．連線 ........................................................................................................... 15 走字屏故障分析：（檢測工具：萬用表） .......................................................... 15 三、報站器 ............................................................................................................. 17 報站器功能： ................................................................................................... 17 報站器組成： ................................................................................................... 18 報站器接端子線定義： ..................................................................................... 20 報站器故障分析及維修： ................................................................................. 20 四、控制器 ............................................................................................................. 22 控制器功能： ................................................................................................... 22 控制器組成： ................................................................................................... 22 控制器接端子線定義： ..................................................................................... 24 控制器故障分析及維修： ................................................................................. 24 LED 通道燈： ......................................................................................................... 25 技術(shù)參數(shù)
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