Samsung DVD-HR773 Training Manual page 19

8. Vi deo Out put I nt er f ace
 U1 inputted from pin 131 with 13.5MHz generates HSYNC and VSYNC which are
based on video signal. U1 is synchronous signals with decoded video signal. U1
does RGB encoding, copy guard processing and D/A conversion of 10bit Video
signal converted into analog signal is outputted via amplifer of analog part.
 The above signals, which are CVBS (Composite Video Burst Synchronized),
Y(S_Video), C(S_Video),
 Y(Component)/G(Green), Cr(component)/ R(Red), Cb(component)/B(Blue),
are selectively outputted 576i(interlaced Video Output), 576P(progressive
Video Output) by the front switch. U1 adopts 10bit D/A converter.
 U1 perform video en- coding as well as copy protection.