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→Onboard LED light test instructions
</div></li>
<li><p>'''<span style="color:#FF0000">As long as the development board is powered on, the red LED light will always be on, which is controlled by the hardware and cannot be turned off by the software</span>'''</p></li>
<li><p>The green LED light will keep flashing after the kernel is started, which is controlled by software</p></li>
<li><p>The PCIe indicator light will flash when there is data transmission on the PCIe interface.</p></li>
<li><p>The method of setting the green light to turn on and off and flash is as follows</p>
{| class="wikitable" style="background-color:#ffffdc;width:800px;" |-| <big><p>'''Note that the following operations should be performed under the root user'''</p></big>|}
<ol style="list-style-type: lower-alpha;">
<li><p>First enter the setting directory of the green light</p>
{| class="wikitable" style="width:800px;" |-| <p>root@orangepi:~# '''cd /sys/class/leds/status_led'''</p>|}</li><li><p>The command to set the green light to stop flashing is as > follows:</p>{| class="wikitable" style="width:800px;" |-| <p>root@orangepi:/sys/class/leds/status_led# '''echo none > trigger'''</p>|}</li><li><p>The command to set the green light to be always on is as > follows:</p>{| class="wikitable" style="width:800px;" |-| <p>root@orangepi:/sys/class/leds/status_led# '''echo default-on > trigger'''</p>|}</li>
<li><p>The command to set the green light flashing is as follows:</p>
{| class="wikitable" style="width:800px;" |-| <p>root@orangepi:/sys/class/leds/status_led# '''echo heartbeat > trigger'''</p>|}</li></ol>
</li></ol>
<span id="network-connection-test"></span>
== Network connection test ==