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X680
,* Enable RTC
:1. Due to different RTC chips with official PiKVM hardware, you still need to '''configure RTC''' to make RTC work normally.
:Firstly, insert 2. Insert the '''C1220''' button battery. run the following command in web terminal window:
:3. Edit the /boot/config.txt file, and change line <code>dtoverlay=i2c-rtc,pcf8563</code> to <code>dtoverlay=i2c-rtc,ds1307</code> (due to use the different RTC chip).
:<pre>sudo nano /boot/config.txt</pre>
:Then save & '''reboot''' the device;