The important thing to realize imho is that even though the components in the AVR are rated to be safe for a certain temperature it best to keep the temp as low as possible since heat can cause damage that may not rear its head for years. Do you notice any noise from the T9 ,is it objectionable.

DOG is GOD spelled backwards.
What others think of me is none of my business.
M80 V3 MY GLOSS Cherry