I install titan 1.69 last version on my receiver(ipbox 9000 hd).
when on screen show Booting receiver fan is on and it is work , but when show AAF on screen receiver fan turn off and after that fan doesn't work. 

I change Fan control on system setting but it doesn't turn on. 

when fan is off, it must be my receiver make hot and receiver don't work correctly

Can you help me for this? 
sorry for my poor English
thank you