ONKYO, This shows you how I connected my Onkyo 616 inbuilt fan to a 12v inbuilt supply, this means when the amp is turned on, the fan is Too, THIS IS HOW I DID IT, I'M NOT TELLING YOU TO DO IT. Hope you liked it, ps I'm not great at videoing things, and the HDMI ports all work and no blue screen anymore. OOPS I said reading socket, but it say's writing 12v
How Not to Trust your your Onkyo Cooling fan, or treat your Amplifier.
• Onkyo, 616 part 1