JP1 Remotes

Hi for everybody,

I have some problem with my RR-X200 RF extender.
I use it with URC-6131m.
It works properly with my receiver Marantz SR4300.
I mean the receiver responds to any commands from the remote via RR-X200 (not clear as I expected). But the big problem NO any reactions from: TV (Toshiba ...

Thank you for answer johnsfine .
So, what the algorithm to calculate the right Hex code?
For example, I need at HT-EQ function.
From Marantz site I downloaded excel file included the RC codes for SR4300 receiver, where:
HT-EQ – system = 16, data = 64, ex = 11, type = RC-5ex

And what a protocol I ...

The upgrade protocol works! Thank you very much.

I successfully entered some other hex commands by replacing pairs of zeros in the protocol upgrade posted above.

I will use keymoves to add some of these functions into my RC5/5x combo device definition. I’ll later try the protocol with 15-1994 ...