The only audio output you have is the digital audio out. You will have to you a converter to change from digital audio out to analog. Luckily you have 5.1 analog input. Get something like this -- https://www.amazon.com/Panlong-Audio-Digital-Decoder-Converter/dp/B00AMC2J1Y You will then use three 3.5mm stereo to RCA cables to connect to your receiver.
The only audio output you have is the digital audio out. You will have to you a converter to change from digital audio out to analog. Luckily you have 5.1 analog input. Get something like this -- https://www.amazon.com/Panlong-Audio-Digital-Decoder-Converter/dp/B00AMC2J1Y You will then use three 3.5mm stereo to RCA cables to connect to your receiver.