Symbol 5635-2 from IEC 60417 - Title/Meaning: Two component video input/output, digital Function/description: To identify controls and connecting terminals specifically meant for digital Y/C separate video input/output.
Additional information: 
Published in: Supplement O, 1996,3C/293/DIS
Own work using: iso.org/obp/graphics/grs/79eb29e2-0499-46c2-af91-955d31680465 200.png
Vectorization:  Mrmw