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Template:KVM-FAQ

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'''PiKVM''' is first and foremost a '''trademark''', which is controlled by https://pikvm.org, and it '''does not''' belong to Geekworm.
 
'''PiKVM''' is Free and Open Source Software released under the [https://github.com/pikvm/pikvm?tab=GPL-3.0-1-ov-file#readme GPLv3].
 
<span style="color:#f012be;">Geekworm's KVM products use the open source pikvm software developed by [https://pikvm.org pikvm.org] under the GPLv3 without any modification. Geekworm will regularly donate to pikvm.org</span>
<span class="tb_red">About '''after-sales service''' of Geekworm KVM Products:</span>
The after-sales service of all products sold by Geekworm should be the responsibility of our Geekworm team (email: '''support@geekworm.com'''), please <span class="tb_red">DO NOT</span> disturb the official PiKVM after-sales support team.
* First of all, we recommend you to get more FAQ information on the official website: [https://docs.pikvm.org/faq/ official FAQ], or check the following FAQ;
 
* You can post a issue ticket at [https://geekworm.com/community/forum/topic/78220/pikvm-faq Geekworm forum] or email to us (support@geekworm.com) and attached your installation pictures or videos to get some help.
 
* Blog sharing for reference: https://www.andysblog.de/kvm-over-ip-pikvm-als-bausatz
 
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Q: How to enable oled display on [[KVM-A4]]?
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A. Refer to https://geekworm.com/community/forum/topic/85024/enable-oled-on-geekworm-pikvm-a4-kit
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Q: Which pins are available on the KVM-A3Why OLED is not display?
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A: You only can use GPIO16Please follow the steps below to check 1. Please confirm that the OS is correct according to your Raspberry Pi version: Due to downloading the wrong firmware, 26, 11, 17, 25, 9, 10 pins on the OLED cannot be displayed. We ALSO made such mistakes during testing *For Raspberry Pi 4 : https://pikvm.org/download/ [[KVMFile:Pi4-A3V3-HAT.png|800px]]</div></div>
<div class="toccolours mw-collapsible mw-collapsed"><div style="font-weight*For Raspberry Pi Zero 2 W :bold;line-heighthttps:1.0;">Q: I want to control several pc power. Is it possible with one [[KVM-A3]] and several [[X630-A5]]?</div><div class="mw-collapsible-content">A/docs. No, one kit can only control one pc, you can refer to [[X680]] to control up to 4 PCspikvm.<org/div><flashing_os/div>
<div class="toccolours mw-collapsible mw-collapsed"><div style="font-weight:bold;line-height:1.0;">Q: How to do if [[KVM-A8]] hangs up or reboot or has to be started manually?</div><div class="mw-collapsible-content">AFile:PiKVM V2 Platform. The [[KVM-A8png|800px]] hardware itself does not cause the system to reboot, and [[KVM-A8 shield is controled by raspberry pi 4;
'''2. Please ensure these keys:''check if the order of OLED screen pins is correct, please email to support@geekworm.com if it's a wrong pin order;
1. The [https[File://pikvmOLED-IMG-4373-1.org/download/ PiKVM OS versionjpg|800px]] is correct;
The run the following command to check the I2C address sudo i2cdetect -y 1<pre> 0 1 2. Check & use 3 4 5 6 7 8 9 a high b c d e f00: -- -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30: -- -- -- -- -- -- -- -- -- -- -- -- 3c -- -- -- 40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 70: -- -- -- -- -- -- -- --quality power supply; </pre>
33c is a hexadecimal number, it is the I2C address of OLED, if you can’t find this value, please shut down and reconnect shield and OLED, then run this command again, If you still can't find the OLED's I2C address, the OLED screen may be damaged. Whether the raspberry pi 4 temperature is too high;
4. Contact us via email to support@geekworm.com
[[File'''PS''':KvmSince the i2cdetect tool is not installed by default in pikvm os, you need to install it first. You can install it through the following command<pre>pikvm-updaterwpacman -S i2c-a8tools -cable.jpg]]y</pre>
If you find that 4. Then run the color wiring is wrong, please contact us at support@geekworm.comfollowing command to enable OLED display: rw systemctl enable --now kvmd-oled ro
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Q. : How do I want to control several pc power. Is it possible with one [[KVM-A8]]emulate various USB devices on the target machine?
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A[[File: No, one PiKVMHow-to-emulate-various-USB-devices-on-the-target-A8 can only control one pcmachine. Please png]] More details, pls refer to [[X680]] 4-port IP KVM Switch: https://discord.com/channels/580094191938437144/896216359963332628/1021503994436276245
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Q. : How to login pikvm os?
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Q. : How to switch root user?
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su root
#default password is root also
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Q: Which pins are available on the [[KVM-A3]]?
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A: You only can use GPIO16, 26, 11, 17, 25, 9, 10 pins on [[KVM-A3]]
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Q: I want to control several pc power. Is it possible with one [[KVM-A3]] and several [[X630-A5]]?
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A. No, one kit can only control one pc, you can refer to [[X680]] to control up to 4 PCs.
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Q: How to enable oled display on [[KVM-A4]]?
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A. Refer to https://geekworm.com/community/forum/topic/85024/enable-oled-on-geekworm-pikvm-a4-kit
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Q: How to do if [[KVM-A8]] hangs up or reboot or has to be started manually?</div><div class="mw-collapsible-content">A. The [[KVM-A8]] hardware itself does not cause the system to reboot, and [[KVM-A8 shield is controled by raspberry pi 4; '''Please ensure these keys:''' 1. The [https://pikvm.org/download/ PiKVM OS version] is correct; 2. Check & use a high-quality power supply; 3. Whether the raspberry pi 4 temperature is too high; 4. Contact us via email to support@geekworm.com [[File:Kvm-a8-cable.jpg]] If you find that the color wiring is wrong, please contact us at support@geekworm.com</div></div> <div class="toccolours mw-collapsible mw-collapsed"><div style="font-weight:bold;line-height:1.0;">Q: I want to control several pc power. Is it possible with one [[KVM-A8]]</div><div class="mw-collapsible-content">A: No, one PiKVM-A8 can only control one pc. Please refer to [[X680]] 4-port IP KVM Switch.</div></div> <div class="toccolours mw-collapsible mw-collapsed"><div style="font-weight:bold;line-height:1.0;">Q: Does [[KVM-A8]] support passive heatsink such as (P165-A or P165-B etc) instead of fan?
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<span class="tb_red">Q: Why is the [[X680 ]] not working?</span>
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Q: Why is USB mass driver not recognized on [[X680]]?
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Q: Does the x680 [[X680]] support audio?
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Q: Does the [[X680 ]] support PoE power? How to enable PoE Power?
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Q: Why can't I switch to another PC on [[X680]]?'
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Q: Why NVME SSD cannot be recognized on X680？[[X680]]？
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Q: How to boot from NVMe SSD on [[X680]]?
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Q: Why OLED is not display?
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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|800px]]
 
2. Please check if the order of OLED screen pins is correct, please email to support@geekworm.com if it's a wrong pin order;
 
[[File:OLED-IMG-4373-1.jpg|800px]]
 
The run the following command to check the I2C address
sudo i2cdetect -y 1
<pre>
0 1 2 3 4 5 6 7 8 9 a b c d e f
00: -- -- -- -- -- -- -- --
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
30: -- -- -- -- -- -- -- -- -- -- -- -- 3c -- -- --
40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
70: -- -- -- -- -- -- -- --
</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 shield and OLED, then 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
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