We have searched and located the information below as a courtesy:
The model RT2300, RT2300R, RT2400 and RT2400R by RCA is a receiver manufactured several years ago before we acquired the RCA Accessories group.
CLICK HERE to download the Owners Manual*$adobe
REMOTE CONTROL CRK76AD1:
to view the FAQ for the CRK76AD1 (contains a download with a Factory Code List)
We cannot support any other questions or warranty of this product (All information on this FAQ is supplied as a courtesy to our customers)