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    <title>该主题</title>
    <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772917#M187587</link>
    <description>&lt;P&gt;经查，原来连接主板的数据线没有插紧，重插，嘀哒声消失了，23.3V的电源也正常了。但屏上还是无反应，摸驱动板上最大的bga芯片，非常汤手。可以确定是这个芯片坏了吗，只有换驱动板吗？！还有没有可能是其他问题呢？！&lt;/P&gt;</description>
    <pubDate>Mon, 28 Mar 2016 02:43:23 GMT</pubDate>
    <dc:creator>江山如画</dc:creator>
    <dc:date>2016-03-28T02:43:23Z</dc:date>
    <item>
      <title>HP1005一体机开机无反应，过一会，电源继电器咔咔响 查电源板24V和5V输出降得很快</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772383#M187566</link>
      <description>&lt;P&gt;我有一个HP1005 在通电没有用的情况，听到很轻的响声便不通电了。&lt;SPAN&gt;开&lt;/SPAN&gt;&lt;SPAN&gt;机无反应，过一会，电&lt;/SPAN&gt;&lt;SPAN&gt;源继电器咔咔响。拆下主板，查电源板24V降得特快，从24V，在两三秒之后就降到零点几伏；5V电压电压会降到2V后，还会缓慢再降，但7V电压没有变化。&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN&gt;&amp;nbsp; &amp;nbsp; 主板无明显的痕迹，无电容鼓包。将工作正常canon2900电源板的三个光耦和IC301和IC502换到HP1005的电源板上，现象也是一样。断开JP122和jp131现象也是一样。求专家不吝帮助！谢谢&lt;/SPAN&gt;&lt;/P&gt;</description>
      <pubDate>Tue, 22 Mar 2016 05:57:03 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772383#M187566</guid>
      <dc:creator>江山如画</dc:creator>
      <dc:date>2016-03-22T05:57:03Z</dc:date>
    </item>
    <item>
      <title>回复： HP1005一体机开机无反应，过一会，电源继电器咔咔响 查电源板24V和5V输出降得很快</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772423#M187568</link>
      <description>&lt;P&gt;您好&lt;/P&gt;&lt;P&gt;目前来看，打印机的硬件出现问题了&lt;/P&gt;&lt;P&gt;这个问题，需要先从电源板上找原因，建议您最好是联系维修中心处理。&lt;/P&gt;&lt;P&gt;&lt;A href="http://www8.hp.com/cn/zh/support-drivers/esupport/ascpps.html" target="_blank"&gt;http://www8.hp.com/cn/zh/support-drivers/esupport/ascpps.html&lt;/A&gt;&lt;/P&gt;&lt;P&gt;如果您有电子测量基础的话，从电源板的滤波，整流，部分往后找原因。&lt;/P&gt;</description>
      <pubDate>Tue, 22 Mar 2016 07:58:48 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772423#M187568</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2016-03-22T07:58:48Z</dc:date>
    </item>
    <item>
      <title>回复： HP1005一体机开机无反应，过一会，电源继电器咔咔响 查电源板24V和5V输出降得很快</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772508#M187573</link>
      <description>&lt;P&gt;你的意思大概是220V高压部分的问题还是24V的后级问题出问题了呢&lt;/P&gt;</description>
      <pubDate>Wed, 23 Mar 2016 02:54:30 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772508#M187573</guid>
      <dc:creator>江山如画</dc:creator>
      <dc:date>2016-03-23T02:54:30Z</dc:date>
    </item>
    <item>
      <title>回复： HP1005一体机开机无反应，过一会，电源继电器咔咔响 查电源板24V和5V输出降得很快</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772517#M187574</link>
      <description>&lt;P&gt;in 220v AC&lt;/P&gt;&lt;P&gt;out 24v DC&lt;/P&gt;&lt;P&gt;如果是空载，应该是out 24-28v DC&lt;/P&gt;&lt;P&gt;和维修中心联系一下吧。&lt;/P&gt;</description>
      <pubDate>Wed, 23 Mar 2016 05:02:53 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772517#M187574</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2016-03-23T05:02:53Z</dc:date>
    </item>
    <item>
      <title>回复： HP1005一体机开机无反应，过一会，电源继电器咔咔响 查电源板24V和5V输出降得很快</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772917#M187587</link>
      <description>&lt;P&gt;经查，原来连接主板的数据线没有插紧，重插，嘀哒声消失了，23.3V的电源也正常了。但屏上还是无反应，摸驱动板上最大的bga芯片，非常汤手。可以确定是这个芯片坏了吗，只有换驱动板吗？！还有没有可能是其他问题呢？！&lt;/P&gt;</description>
      <pubDate>Mon, 28 Mar 2016 02:43:23 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772917#M187587</guid>
      <dc:creator>江山如画</dc:creator>
      <dc:date>2016-03-28T02:43:23Z</dc:date>
    </item>
    <item>
      <title>回复： HP1005一体机开机无反应，过一会，电源继电器咔咔响 查电源板24V和5V输出降得很快</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772942#M187590</link>
      <description>&lt;P&gt;芯片可能已经烧毁，建议联系当地维修中心具体确认，谢谢。&lt;/P&gt;&lt;P&gt;&lt;A href="http://www8.hp.com/cn/zh/support-drivers/esupport/ascpps.html" target="_blank"&gt;http://www8.hp.com/cn/zh/support-drivers/esupport/​ascpps.html&lt;/A&gt;&lt;/P&gt;</description>
      <pubDate>Mon, 28 Mar 2016 04:36:31 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/772942#M187590</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2016-03-28T04:36:31Z</dc:date>
    </item>
    <item>
      <title>回复： HP1005一体机开机无反应，过一会，电源继电器咔咔响 查电源板24V和5V输出降得很快</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/779483#M188247</link>
      <description>&lt;P&gt;电源板故障的可能性大，建议联系HP维修站进行维修。&lt;/P&gt;</description>
      <pubDate>Thu, 19 May 2016 08:21:54 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP1005yi-ti-ji-kai-ji-wu-fan-ying-guo-yi-hui-dian-yuan-ji-dian-qi-ka-ka-xiang-cha-dian-yuan-ban24V-he5V-shu-chu-jiang-de-hen-kuai/m-p/779483#M188247</guid>
      <dc:creator>小P师傅</dc:creator>
      <dc:date>2016-05-19T08:21:54Z</dc:date>
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