https://community.intel.com/t5/Software-Archive/Blinking-Blue-Light/m-p/1051706#M50280 <P>Hi Frank,</P> <P>As per the following <A href="https://software.intel.com/en-us/blogs/2014/01/31/intel-xeon-phi-coprocessor-power-management-configuration-using-the-micsmc-command">snapshot</A> from the Intel® Xeon Phi™ Coprocessor datasheet, it seems like the blue light is the STATUS LED which you should be able to control/display via&nbsp;</P> <PRE class="brush:bash;">micsmc --led [status | enable | disable] [[device] &lt;device_list&gt;]</PRE> <P>Thanks</P> Thu, 07 May 2015 22:38:33 GMT Sunny_G_Intel 2015-05-07T22:38:33Z https://community.intel.com/t5/Software-Archive/Blinking-Blue-Light/m-p/1051705#M50279 <P>I just finished installing my Xeon Phi 3120A.</P> <P>Successfully installed all drivers, updated Composer XE 2015 and ran all the test programs.</P> <P>What does the blinking blue light mean?</P> Sun, 03 May 2015 10:23:19 GMT https://community.intel.com/t5/Software-Archive/Blinking-Blue-Light/m-p/1051705#M50279 Frank_M 2015-05-03T10:23:19Z https://community.intel.com/t5/Software-Archive/Blinking-Blue-Light/m-p/1051706#M50280 <P>Hi Frank,</P> <P>As per the following <A href="https://software.intel.com/en-us/blogs/2014/01/31/intel-xeon-phi-coprocessor-power-management-configuration-using-the-micsmc-command">snapshot</A> from the Intel® Xeon Phi™ Coprocessor datasheet, it seems like the blue light is the STATUS LED which you should be able to control/display via&nbsp;</P> <PRE class="brush:bash;">micsmc --led [status | enable | disable] [[device] &lt;device_list&gt;]</PRE> <P>Thanks</P> Thu, 07 May 2015 22:38:33 GMT https://community.intel.com/t5/Software-Archive/Blinking-Blue-Light/m-p/1051706#M50280 Sunny_G_Intel 2015-05-07T22:38:33Z