Can Samsung Smart TVs send surround sound through component or HDMI to a digital receiver or only via optical?

Can Samsung Smart TVs send surround sound through component or HDMI to a digital receiver or only via optical? My cable box has surround but anything through the Samsung TV like youtube, netflix, etc. is only coming through the TV itself. So far tried only component (red/white) as this is all I have...My current... show more Can Samsung Smart TVs send surround sound through component or HDMI to a digital receiver or only via optical? My cable box has surround but anything through the Samsung TV like youtube, netflix, etc. is only coming through the TV itself. So far tried only component (red/white) as this is all I have...My current receiver is an old Technics SA GX-350 with no optical. Please help! TV sounds like ***.
6 answers 6