Please make sure you the replacement has all the buttons you need.

BEST SUB: GXBD (No On Timer, Eco, Dyn Vol, Sub Ch, Help)

RRGXBC (No On Timer, Eco, Dyn Vol, Sub Ch, Help)
Originally supplied with models: DP26640, DP32640, DP32642, DP39842, DP39843, DP39E23, DP39E23T, DP39E63, DP42142, DP42740, DP42740M, DP42841, DP42D23, DP46841, DP47840, DP50710, DP50741, DP50842, FVE3963, FVM2661, FVM3261, FVM3982, FVM4212, FVM4281, FVM4681, FVM5082