RCR414BHZ. try either tv code 10463 or 10178. One of these will get you power, volume, and mute, maybe menu keys, not sure about transport commands like PLAY and FF, usually TV's don't have those commands. Those are UEI codes, the Roku TCL tv code in other remotes is 14398, so give it a try too.
Setting Up the Remote Control Code appears on the screen. 123 Step 4 Press and hold both DTA POWER and SELECT keys at the same time. Once the red light on the remote turns on, then release both keys. Wait 10 seconds, a 3 digit validation code will display on the TV. Step 5 Enter the 3 digit code using the Digital Adapter remote.