Was handed over an old Mac Pro Early 2009 with dual CPU.
The machine is able to boot up and work nicely but shortly after a while (5 secs into desktop), 4 fans will start to roar loudly
Booster 1 and 2 at around 5200 RPM
Intake and Exhaust at around 2700 RPM
Expansion slot and Power Supply normal at around 700.
The CPU temperature are pretty normal at around 40-60 deg celsius.
I borrowed a friend's CPU board (Early 2009 too) and fitted on to my motherboard and it was quiet (booster 1/2 at...
Mac Pro Early 2009 2xx5570 CPU - Loud Fans
The machine is able to boot up and work nicely but shortly after a while (5 secs into desktop), 4 fans will start to roar loudly
Booster 1 and 2 at around 5200 RPM
Intake and Exhaust at around 2700 RPM
Expansion slot and Power Supply normal at around 700.
The CPU temperature are pretty normal at around 40-60 deg celsius.
I borrowed a friend's CPU board (Early 2009 too) and fitted on to my motherboard and it was quiet (booster 1/2 at...
Mac Pro Early 2009 2xx5570 CPU - Loud Fans