To sis mel vybrat neco s Audio Return Channel. Pioneer 519 to asi neumi
https://www.avsforum.com/forum/90-receivers-amps-processors/2098842-pioneer-vsx-519-v-paired-tv-supports-arc.html
Ani v manualu jsem nenasel zminku
https://www.pioneerelectronics.com/ephox/StaticFiles/Manuals/Home/VSX-519V_Oper...