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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>nRF51-DK board not detected!</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/29004/nrf51-dk-board-not-detected</link><description>Hi, 
 I am trying to connect my nRF51-DK board to my Windows 7 PC.
But the board is not being detected.
I checked the Windows device manager too and this device is not shown there.
Any suggestions/comments ? 
 P.S: I see LED5 blinking rapidly..</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Thu, 18 Jan 2018 19:23:47 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/29004/nrf51-dk-board-not-detected" /><item><title>RE: nRF51-DK board not detected!</title><link>https://devzone.nordicsemi.com/thread/114707?ContentTypeID=1</link><pubDate>Thu, 18 Jan 2018 19:23:47 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:b41ea3a0-0fe9-4941-898a-612fae7ca615</guid><dc:creator>oliverpoc</dc:creator><description>&lt;p&gt;Switched cables and now it&amp;#39;s fine. Thank you so much!&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: nRF51-DK board not detected!</title><link>https://devzone.nordicsemi.com/thread/114706?ContentTypeID=1</link><pubDate>Fri, 17 Jul 2015 11:22:39 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:67f64402-ffb5-4cbc-a0af-e507ec01f788</guid><dc:creator>Hung Bui</dc:creator><description>&lt;p&gt;@Nick Pelis: Thanks for letting us know. I guess it could be the chance that the cable was for charging only, not for data.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: nRF51-DK board not detected!</title><link>https://devzone.nordicsemi.com/thread/114705?ContentTypeID=1</link><pubDate>Thu, 16 Jul 2015 20:44:01 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:2b37ae74-1efe-4832-8daf-53bd938dc8da</guid><dc:creator>Nick Pelis</dc:creator><description>&lt;p&gt;Ran into this issue as well.  Swapped cables and the DK connected normally.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: nRF51-DK board not detected!</title><link>https://devzone.nordicsemi.com/thread/114703?ContentTypeID=1</link><pubDate>Mon, 26 Jan 2015 15:50:51 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:972c496a-dee7-48b1-823d-141245d99762</guid><dc:creator>Hung Bui</dc:creator><description>&lt;p&gt;Hi ckv,&lt;/p&gt;
&lt;p&gt;Do you have further update on the case ?&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: nRF51-DK board not detected!</title><link>https://devzone.nordicsemi.com/thread/114704?ContentTypeID=1</link><pubDate>Fri, 16 Jan 2015 12:52:19 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:b069406f-0a46-4e71-8c0a-4ed7f6a4337c</guid><dc:creator>Hung Bui</dc:creator><description>&lt;p&gt;Hi, it seems to be the issue with the USB line, have you made sure you use a proper USB cable ? When I connected the board with the USB power cable (with no data line) I had the same behaviour on the board (LED5 blinking rapidly).
Also try to connect the board with another PC for testing.
If it&amp;#39;s not the issue with the cable, I think you can check with the distributor for a replacement.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>