These are the codes I found when I programmed my Samsung UN55D8000 TV and the Comcast "Red Select Button Remote" to 10702. [this one gives you the ability to hold the Volume Button and increase/decrease rather than multiple pressing]. Add 00 at the beginning of each:
0023D Type 009Smart Hub 022Picture Size: Toggle 026E-Manual 030HDMI2 032Picture Mode: Dynamic 039PAUSE 043Tools 052Number 7 053Number 4 054Number 9 055Number 6 056Number 8 057Number 5 058Mute 059Volume DOWN 060Smart Hub 067Toggle Input 069ENTER 073PC 075Channel List 081HDMI1 083AV2 085Picture Mode: Select 088EXIT 101REWIND 107Yahoo! Hot Apps 117Channel DOWN 119Channel UP 121Number 0 123Last Channel 131Smart Hub 134Current Channel 139Search 150Antenna Toggle 151PIP Channel UP 155PIP Channel DOWN 166STOP 168REWIND 170PLAY 175HDMI3 176HDMI4 180Number 1 181Multi-Track Sound 182Number 3 183Power ON/OFF 184Number 2 185Source 186Volume UP 187Timer 188AV1 190Component 1 194Clock Set 196Social TV 197Cursor UP 199Cursor RIGHT 200Cursor LEFT 201Cursor DOWN 203DMA 204Picture Size 16:9 211Picture Size 4:3 213PIP On/Off 216CC 219Enter Dash [-] 229RETURN 238Picture Mode: Movie 242Picture Mode: Standard 247Menu 249Channel Add/Delete 250Info 251TV 253Power OFF