Onkyo and Integra HDMI Board Cooling Fan Modification Blog 08/07/2026 · 0 Comment Onkyo and Integra HDMI Board Cooling Fan ModificationONKYO AV Receiver - How to install TEMPERATURE CONTROLLED COOLING FAN VENTILATIONonkyo after market fan upgradeAre Onkyo's overheating?Onkyo, How to connect Onkyo 616 Cooling Fan to a internal 12v supply. Part 2Onkyo 609 Reciever Overheating fixed with bits I had to hand (hdmi board has already been replaced)Onkyo fan modRepairing Onkyo TX-SR707 with No Audio -- Add-on Fan modificationsuper AVR cooling fanADD DIY: How to cool your ONKYO receiver -or- Save your HDMI board and prevent the "no sound" repair12