Sv2000 Tv Dvd Combo Remote Control Cde I Have A DirectTV Remote (RC23) And I Cant Get It To Work With My Funai (sv2000 WV20D4) TV/DVD System Plz Help

I have a directTV remote (RC23) and i cant get it to work with my funai (sv2000 WV20D4) TV/DVD system plz help - sv2000 tv dvd combo remote control cde

I just got a DVR and Direct TV) came with a universal remote control live TV (RC23 model number and can not with my FUNAI WV20D4 (model number), TV / DVD combo system I've tried to work all their brands, worked including FUNAI Sylvania, Sanyo, Phillips, and symphonic, and none of them, and I tried to code search and I have an hour and no work again so if anyone has any information or code for this, please tell me thank you