For which inputs is the ART (Automatic Remote Turn) function active? 31 March 2023 10:54 Updated The ART function is active on SPK inputs IN #1 and #2 Related articles Why doesn't the amplifier turn on from SPEAKER IN input (high level)? 3. AF M12.14 BIT, DRC AC AND CONNECTORS INSTALLATION 7. FAQ - Frequently asked questions 5. FIRMWARE UPGRADE How should I set up the ART/UPGRADE switch?