Operation Manual

18
8. Remote Date Upgrade finish!
9. Unplug the USB cable and test the RKM-520 by selecting a device and
push power (e.g. TV), then press the function keys on the RKM-520. If the
device does not respond, repeat the above steps and find a similar model
of the same brand.
Or user can use the original remote control and transmit the codes to
RKM-520 by learning function.