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  <channel>
    <title>该主题</title>
    <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225393#M271509</link>
    <description>&lt;P&gt;之前曾出现过如下一些现象：&lt;/P&gt;&lt;P&gt;1. 自动重启现象；&lt;/P&gt;&lt;P&gt;2. 显示屏上显示：Ready 2 download，fw is corrupt&lt;/P&gt;</description>
    <pubDate>Fri, 07 Apr 2023 04:58:43 GMT</pubDate>
    <dc:creator>henry_zhang</dc:creator>
    <dc:date>2023-04-07T04:58:43Z</dc:date>
    <item>
      <title>M277dw彩色激光打印机显示屏白色一片，无法使用。</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225393#M271509</link>
      <description>&lt;P&gt;之前曾出现过如下一些现象：&lt;/P&gt;&lt;P&gt;1. 自动重启现象；&lt;/P&gt;&lt;P&gt;2. 显示屏上显示：Ready 2 download，fw is corrupt&lt;/P&gt;</description>
      <pubDate>Fri, 07 Apr 2023 04:58:43 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225393#M271509</guid>
      <dc:creator>henry_zhang</dc:creator>
      <dc:date>2023-04-07T04:58:43Z</dc:date>
    </item>
    <item>
      <title>Re: M277dw彩色激光打印机显示屏白色一片，无法使用。</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225395#M271511</link>
      <description>&lt;P&gt;您好&lt;/P&gt;&lt;P&gt;可以尝试更换电源环境测试一下。&lt;/P&gt;&lt;P&gt;如果问题依旧，打印机存在硬件故障可能性大，建议联系维修中心检测打印机。&lt;/P&gt;&lt;P&gt;这是维修中心查询链接：&lt;BR /&gt;&lt;A href="https://support.hp.com/cn-zh/document/c04570895" target="_blank"&gt;https://support.hp.com/cn-zh/document/c04570895&lt;/A&gt;&lt;BR /&gt;给您带来不带，敬请谅解&lt;/P&gt;</description>
      <pubDate>Thu, 06 Apr 2023 03:32:54 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225395#M271511</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2023-04-06T03:32:54Z</dc:date>
    </item>
    <item>
      <title>Re: M277dw彩色激光打印机显示屏白色一片，无法使用。</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225445#M271531</link>
      <description>&lt;P&gt;谢谢您的回复。我更换了电源环境，开起打印机测试，触控屏幕仍是白屏。无法正常工作。&lt;/P&gt;&lt;P&gt;想尝试对打印机做初始化，不知道该如何操作？&lt;/P&gt;</description>
      <pubDate>Thu, 06 Apr 2023 07:46:33 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225445#M271531</guid>
      <dc:creator>henry_zhang</dc:creator>
      <dc:date>2023-04-06T07:46:33Z</dc:date>
    </item>
    <item>
      <title>Re: M277dw彩色激光打印机显示屏白色一片，无法使用。</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225446#M271532</link>
      <description>&lt;P&gt;您好&lt;/P&gt;&lt;P&gt;感谢配合&lt;/P&gt;&lt;P&gt;但非常抱歉，白屏做不了打印机初始化&lt;/P&gt;&lt;P&gt;建议尽快 联系维修中心检测打印机&lt;/P&gt;</description>
      <pubDate>Thu, 06 Apr 2023 07:49:12 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225446#M271532</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2023-04-06T07:49:12Z</dc:date>
    </item>
    <item>
      <title>Re: M277dw彩色激光打印机显示屏白色一片，无法使用。</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225448#M271534</link>
      <description>&lt;P&gt;看来别无他法了。谢谢您的建议，已经联系HP的服务中心了，要等两周之后，来检测。&lt;/P&gt;</description>
      <pubDate>Thu, 06 Apr 2023 07:52:48 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225448#M271534</guid>
      <dc:creator>henry_zhang</dc:creator>
      <dc:date>2023-04-06T07:52:48Z</dc:date>
    </item>
    <item>
      <title>Re: M277dw彩色激光打印机显示屏白色一片，无法使用。</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225500#M271546</link>
      <description>&lt;P&gt;如果显示ready 2 download，那么可能是底层的固件出问题了，联系当地维修站升级一下底层的固件就可以解决了。&lt;/P&gt;</description>
      <pubDate>Thu, 06 Apr 2023 09:34:51 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225500#M271546</guid>
      <dc:creator>Tsingddi</dc:creator>
      <dc:date>2023-04-06T09:34:51Z</dc:date>
    </item>
    <item>
      <title>Re: M277dw彩色激光打印机显示屏白色一片，无法使用。</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225640#M271565</link>
      <description>&lt;P&gt;成功修复，主要操作过程分享如下：&lt;/P&gt;&lt;P&gt;问题现象，触控屏显示白色：&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="IMG_20230407_whiteScreen.jpg" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/89510i160BD4FD18442B2B/image-size/medium?v=v2&amp;amp;px=400" role="button" title="IMG_20230407_whiteScreen.jpg" alt="IMG_20230407_whiteScreen.jpg" /&gt;&lt;/span&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Ready_2_download_Fw_is_corrupt.jpeg" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/89516i8F12195196247180/image-size/medium?v=v2&amp;amp;px=400" role="button" title="Ready_2_download_Fw_is_corrupt.jpeg" alt="Ready_2_download_Fw_is_corrupt.jpeg" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;尝试了几次断电之后的重启打印机操作，其中一次启动后触控屏幕上显示出黑色背景下的HP和ENERGY STAR图标，底部显示出白色进度条：&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="IMG_20230407_changce.jpg" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/89511i4F76C3425AF2A6D0/image-size/medium?v=v2&amp;amp;px=400" role="button" title="IMG_20230407_changce.jpg" alt="IMG_20230407_changce.jpg" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;我捕捉住了机会，及时按住白色进度条一会儿，出现“正在初始化..."提示。然后我松开手指，打印机完成初始化之后，触控屏上显示出正常的图标。&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="IMG_20230407_initializing.jpg" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/89512iCED34B862AB164EF/image-size/medium?v=v2&amp;amp;px=400" role="button" title="IMG_20230407_initializing.jpg" alt="IMG_20230407_initializing.jpg" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;接下来，我用usb数据线将打印机连接到电脑；运行了昨日下载的M277dw的最新固件文件（M277_MFP_Series_FW_Update-20220111.dmg），将打印机的固件进行了升级，升级过程打印机的触控屏幕上显示“正在打印”（无须操作静待），升级之后打印机会自动重启，并显示“Programming...”进度条。&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="IMG_20230407_programming-ending.jpg" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/89517i76CF335482F3F47E/image-size/medium?v=v2&amp;amp;px=400" role="button" title="IMG_20230407_programming-ending.jpg" alt="IMG_20230407_programming-ending.jpg" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;固件升级完成后，电脑端会出现如下提示窗口：&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="2023-04-07_update-firmware-successfully.jpg" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/89513iD52D8676A5E4061B/image-size/medium?v=v2&amp;amp;px=400" role="button" title="2023-04-07_update-firmware-successfully.jpg" alt="2023-04-07_update-firmware-successfully.jpg" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;打印机固件升级成功之后，触控屏幕显示出正常的操作图标（“就绪”状态）。&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="IMG_20230407_ready.jpg" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/89514i97CE754845B16D48/image-size/medium?v=v2&amp;amp;px=400" role="button" title="IMG_20230407_ready.jpg" alt="IMG_20230407_ready.jpg" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;通过HP Utility应用工具查看到的打印机固件的版本信息：&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="firmware-version.jpg" style="width: 549px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/89515iC6E4B330E17C69AC/image-size/large?v=v2&amp;amp;px=999" role="button" title="firmware-version.jpg" alt="firmware-version.jpg" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;之后，我通过HP Easy Start应用更新了电脑上的M277dw打印机驱动程序，并打印测试页正常。&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;不轻易放弃，尽力尝试，多方准备，抓住机会，问题就会被攻破。&lt;/P&gt;&lt;P&gt;后续还需观察打印机是否能够稳定正常工作。&lt;/P&gt;&lt;P&gt;希望对遇到上述问题的用户有帮助。&lt;/P&gt;</description>
      <pubDate>Fri, 07 Apr 2023 04:15:24 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225640#M271565</guid>
      <dc:creator>henry_zhang</dc:creator>
      <dc:date>2023-04-07T04:15:24Z</dc:date>
    </item>
    <item>
      <title>Re: M277dw彩色激光打印机显示屏白色一片，无法使用。</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225708#M271580</link>
      <description>&lt;P&gt;感谢分享&lt;/P&gt;</description>
      <pubDate>Fri, 07 Apr 2023 07:24:52 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/M277dw-cai-se-ji-guang-da-yin-ji-xian-shi-ping-bai-se-yi-pian-wu-fa-shi-yong/m-p/1225708#M271580</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2023-04-07T07:24:52Z</dc:date>
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