Yes as per page 11 of the owners manual, the RC-858 remote control unit can control CD players manufactured by Denon.
http://usa.denon.com/PMA2000IVR_ownersmanual.pdf
My 2000R remote (different model number) can also control my 1500RD tuner (only the stations stores in memory). The 1650AR is in another sytem and never tried it.
http://usa.denon.com/PMA2000IVR_ownersmanual.pdf
My 2000R remote (different model number) can also control my 1500RD tuner (only the stations stores in memory). The 1650AR is in another sytem and never tried it.