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On 06/12/2024 14:53, s|b wrote:
> On Thu, 5 Dec 2024 07:48:59 +0000, The Natural Philosopher wrote:
>
>>> Tnx for the follow-up. According to the shop I could just snip the green
>>> wire, so I've done that. I've set it to run at 60°C and the fan's not
>>> turning (CPU temperature is 48°C).
>
>> My Pi 4B runs about that with no fan
>
> That's what I'm saying: it's 48°C when the fan is not running. Software
> only allows to set a minimum temperature of 60°C before the fan starts
> running, so I unchecked the setting and now the fan is turning all the
> time. A fan with only 2 cables (red & black) should have been enough. I
> don't know if there's a way to set that minimum temperature to 40°C...
>
> But yes, it's not really necessary and  I shouldn't have bought it. But
> it was fun setting it up. I use RPi4 for Pi-Hole and PiVPN. I've played
> a little with RetroPie, so maybe I'll give that another go, because I
> have two RPi4 now.
>
> I used a Pimoroni Heatsink Case for the first one I bought:
> 
>
> Temperature is around 40°C.
>
> The Unity V2 comes with a fan:
> 
>
> Temperature is between 30° and 35°C. (There's a real peak when I open
> Fx.)
>

It's an interesting thought as to why one would use a fan at all. If its
such a high compute task that you need one, maybe a bigger Pi or an
Intel based machine is indicated.

I dislike fans. They fail.

--
Of what good are dead warriors? … Warriors are those who desire battle
more than peace. Those who seek battle despite peace. Those who thump
their spears on the ground and talk of honor. Those who leap high the
battle dance and dream of glory … The good of dead warriors, Mother, is
that they are dead.
Sheri S Tepper: The Awakeners.

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