How to fix a Universal Audio Apollo Twin MkII that won't power on?
- DDebra WeaverAug 18, 2025
If your Universal Audio Media Converter isn't powering on, check these items: * Make sure the power supply connector is fully inserted and twisted to lock. * Ensure the power switch is in the βONβ position. * Verify AC power is available at the wall socket by plugging in another device.