Changes

<htmLdiv class="toccolours mw-collapsible mw-collapsed"><detailsdiv style="font-weight:bold;line-height:1.6;"><summary>QQ2. Why the device does not show the video only display <b><span class="tb_red">No Signals</span></b>?</summarydiv><ul><lidiv class="mw-collapsible-content">A: * Please check the hardware connection. Double-check that the video capture device is connected correctly and tightly.</li><li>* Make sure you use the <span class="tb_red">original HDMI</span> port. If your desktop only has a VGA display port, there may be no video signal when you use VGA to HDMI adapter, and there is no way to solve this; However, you can try to lower the resolution and restart the PC to test, but the probability of success is very low.</li><li>* Change the HDMI cable to test.</li><li>* Test the X630 separately to check if there is HDMI output.</li><li>* Some laptops do not output any signal until you switch the output (usually via the FN + and an F5 key on the keyboard).</li><li>* Your computer maybe enter sleep mode, please exit sleep mode</li></uldiv></detailsdiv>

<detailsdiv class="toccolours mw-collapsible mw-collapsed"><summarydiv style="font-weight:bold;line-height:1.6;">QQ3. How to login pikvm?</summarydiv><pdiv class="mw-collapsible-content">A: Input the XX.XX.XX.XX ip address on the web explorer, then input user: admin, the default password is 'admin' also.</pdiv></detailsdiv>

<detailsdiv class="toccolours mw-collapsible mw-collapsed"><summarydiv style="font-weight:bold;line-height:1.6;">QQ4. How to switch to root user?</summarydiv><pdiv class="mw-collapsible-content">A: run the following command:</p><pre> su root</pre><p>Then type the password, the default password is 'root' also.</p></detailsdiv>

<detailsdiv class="toccolours mw-collapsible mw-collapsed"><summarydiv style="font-weight:bold;line-height:1.6;">QQ5. How to enable OLED display?</summarydiv><pdiv class="mw-collapsible-content">A: Run the following command to enable OLED display: rw systemctl enable --now kvmd-oled ro</pdiv>

<prediv class="toccolours mw-collapsible mw-collapsed">rwsystemctl enable <div style="font-weight:bold;line-now kvmd-oled height:1.6;">roQ6. Why OLED is not display?</prediv></detailsdiv class="mw-collapsible-content">A: Please follow the steps below to check 1. Please confirm that your OS is right: Due to downloading the wrong firmware, the OLED cannot be displayed. We ALSO made such mistakes during testing. [File:Pi4-V3-HAT.png] 2. Please check if the order of OLED screen pins is correct, please contact us if it's a wrong pin order;

<details><summary>Q. Why OLED is not display?</summary><p>A: Please follow the steps below to check</p><p>1. Please confirm that your OS is right:</p><p>Due to downloading the wrong firmware, the OLED cannot be displayed. We ALSO made such mistakes during testing.</p><p><a href="/File:Pi4-V3-HAT.png" class="image"><img alt="Pi4-V3-HAT.png" src="/images/thumb/b/be/Pi4-V3-HAT.png/800px-Pi4-V3-HAT.png" decoding="async" width="800" height="616" srcset="/images/thumb/b/be/Pi4-V3-HAT.png/1200px-Pi4-V3-HAT.png 1.5x, /images/b/be/Pi4-V3-HAT.png 2x" data-file-width="1443" data-file-height="1112"></a></p><p>2. Please check if the order of OLED screen pins is correct, please contact us if it's a wrong pin order;</p><p><a href="/File:OLED-IMG-4373-1.jpg" class="image"><img alt="OLED-IMG-4373-1.jpg" src="/images/6/6e/OLED-IMG-4373-1.jpg" decoding="async" width="864" height="710" data-file-width="864" data-file-height="710"></a></p><p>then runt the following command to check i2c address</p><pre> sudo i2cdetect -y 1</pre>

'''3c''' is a hexadecimal number, it is the I2C address of OLED, if you can’t find this value, please shut down and reconnect X630-A3&OLED and run this command again, If you still can't find the OLED's I2C address, the OLED screen may be damaged. 4. Then run the following command to enable OLED display: rw systemctl enable --now kvmd-oled ro</div> <detailsdiv class="toccolours mw-collapsible mw-collapsed"><summarydiv style="font-weight:bold;line-height:1.6;">QQ7. I want to control several pc power. Is it possible with one PiKVM-A3 and several x630-a5</summarydiv><pdiv class="mw-collapsible-content">A. No, one kit can only control one pc, you can refer to <a href="/[[X680" title="X680">X680</a> ]] to control up to 4 PCs.</p></details></htmldiv>