海信液晶平板电视主板维修方案(一)

海信液晶平板电视主板维修方案（一）根据液晶平板产品在市场维修统计，对销量大故障率高的机型在分公司开展主板及伴音板的维修，具体维修方案如下一、涉及机型及主板、伴音板明细如下机型主板印制板号伴音板印制板号机型主板印制板号伴音板印制板号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(A)TLM47770582681TLM32880530508ATLM47771582681TLM3288H0712501本次第一批开展维修的机型共69个（包括派生机），主板板型共12个，分别为501/530/582/655/712/888/915/539A/733A/787A/846A/879A，伴音板13个，分别为513/525/526/527/611/681/784/902/384A/508A/540A/816A/899A。二、主板维修要求1、经过分公司授权同意维修主板的服务商方可维修上述机型的各类主板及伴音板，分公司需备案。2、对主板出现的简易故障如：虚焊、清空或更换母块、FLASH升级必须在用户家中进行一次性解决，不得拉回分公司维修，伴音板出现的故障要求均在用户家中维修。3、故障不易判断、需更换IC类机器可带回故障板在维修部门维修。4、故障板中若带BGA封装的IC经判断损坏，不得在分公司焊接，需写明故障原因返回总部维修。5、故障维修实例请参考附件《培训主板故障实例速查》板号故障现象更换元件位号机型820.501屏不亮L045TLM4077820.501画面干扰N015TLM3777820.501黑屏无字符N018TLM4277820.501遥控不开机N018处铜箔断报废TLM3777820.501灯亮不开机N019TLM4077820.501三无灯亮N019TLM3777820.501字符错乱N019TLM3777820.501图像偏红,菜单显示异常XP007/N018820.501三无补焊BGA芯片TLM4277820.582无图BGATLM3788P820.582三无灯亮BGA\SCL短路TLM3788P820.582AV无信号BGA3.3V短路TLM3788P820.582无图像BGA坏TLM4277820.582图像不稳BGA虚焊TLM4237820.582花屏C253\C276TLM3788P820.582彩色失真DP014虚焊TLM4237820.582背光灯不亮N012TLM4777820.582不遥控N012TLM4077820.582彩色不良N012TLM4077820.582花屏N012TLM4077820.582三无灯亮N012TLM4277820.582图像不稳N012TLM4237820.582无信号花屏N012/N015/N006TLM3788P820.582不开机N012板断报废TLM4777820.582绿屏,高清正常N015TLM3788P820.582无噪波点N015TLM4077820.582不开机N016***TLM3777820.582不遥控N016TLM4277820.582菜单错乱N016TLM3737820.582场中心偏N016TLM4237820.582二无N016TLM3737820.582黑屏N016*TLM4077820.582开机保护N016TLM4077820.582开机字符偏N016TLM4237820.582三无N016TLM4777820.582三无灯亮N016*TLM4077820.582三无灯灭N016TLM4077820.582图暗N016TLM4077820.582无菜单显示N016TLM3737820.582无图像无字符N016TLM3737820.582无图像有伴音N016TLM3737820.582无图有音N016TLM3737820.582无信号N016TLM3737（3）820.582无字符N016TLM4237820.582遥控失灵N016TLM4237820.582子画面不良N016TLM4277820.582字符不全N016TLM3788P820.582字符错误N016TLM4077820.582字符倒N016TLM4077820.582字符反转N016TLM3737820.582字符偏N016TLM3788820.582字符移位N016TLM4237820.582字符异常N016TLM3737820.582字符异常控制失灵N016TLM3737820.582不开机N016\N006TLM4777820.582无图无音N016\重写FLASHTLM4077820.582黑屏开机瞬间拉丝N018TLM4077820.582花屏N018TLM3737820.582无图N018TLM4077820.582不开机N019TLM4777820.582灯亮不开机N019TLM4277820.582三无N019TLM3788P820.582三无灯亮N019TLM4277820.582黑屏N026TLM3777820.582三无N026TLM3777820.582无图像有伴音N026\R210TLM3777820.582灯亮不开机N028TLM4777820.582三无N028TLM4277820.582三无灯亮N028*TLM3788P820.582无台N028TLM4777820.582有声无图N206TLM4777820.582无信号Q008TLM3788P820.582花屏RP018补焊TLM4077820.582彩色失真RP028TLM4777820.582主画面偏绿RP028TLM4077820.582AV1无图V001\V002\N006TLM3777P820.582图像时有时无XP007虚焊TLM3777820.582图异有干扰补焊BGA芯片TLM4237820.582无图补焊N006TLM4777820.582无图花屏补焊N006TLM4777820.582三无灯亮补焊N016TLM4277820.582花屏补焊N018TLM3777P820.582字符不良补焊N018TLM3737820.582程序混乱补焊N028TLM4327820.582图像干扰补焊RP010TLM3788P820.582不开机,红灯亮更换N012TLM4277820.582图像字符漂移更换N016TLM3737820.582图像整体显晃动加热BGATLM4237820.582黑屏有字符无噪波清空母块TLM3788P820.582失控缺N016TLM3737820.582不开机写入数据N109TLM3788P820.582按键失灵重写FLASHTLM4077820.582彩色失真重写FLASHTLM3788P820.582花屏重写FLASHTLM3788P820.582三无重写FLASHTLM4777820.582三无灯亮重写FLASH*TLM4077820.582无彩色重写FLASHTLM3788P820.582无图有音重写FLASHTLM3788P820.582无信号重写FLASHTLM4077820.582灯亮不开机重写N019*TLM4077820.712不开机C154TLM3201820.712灯亮不开机花屏C154/C145/U606TLM3201820.712三无C154\C157TLM3233820.712字符不正常C209\C220脱落，断板TLM3201820.712不开机C220\C309\C330\C154TLM3201820.712黑屏C220处断板TLM2633820.712无伴音C280\C817\C836TLM3201820.712无图有音C293TLM3201820.712彩色失真C817\L105断板、C100却件TLM3201820.712三无灯亮C817\R108TLM3288H820.712不开机C817\U604TLM3201820.712三无灯亮C817\U604TLM3201820.712不搜台D102TLM3201820.712搜不到台D102TLM3201820.712无图无声,无33VD102TLM3201820.712无信号D102*TLM3201820.712无台D102\U600TLM3201820.712无图有音D102\Z600TLM3266820.712遥控失灵,无彩色L102/清空母块TLM3267820.712有声音无图像L102\XP206\U604\C127\L110TLM3201820.712无信号L105断TLM3201820.712无显示,搜不到台L110/D102TLM3201820.712无图像L110\C330\C154\D208TLM3201820.712黑屏无字符L110\C817TLM3201820.712花屏L222断板\C330却件TLM3201820.712三无灯亮L223TLM3201820.712三无灯亮N604TLM3201820.712不开机Q101\XP1101TLM3201820.712三无灯亮R107\R108TLM3201820.712彩色失真R233\R131\D600TLM3201820.712遥控失灵R675开TLM3201820.712无图有音R703\R706\L110TLM3201820.712花屏RP605\RP606TLM3201820.712黑屏U016TLM3201820.712不开机U106TLM3201820.712黑屏U106TLM3201820.712黑屏有字符U106TLM2633820.712三无灯亮U106TLM3201820.712无图像U106TLM3201820.712无信号U106*TLM3201820.712无信号灰屏U106TLM3201820.712黑屏U107TLM3201820.712三无U107TLM3201820.712无图有音U107*TLM3201820.712有光无图无声U