<p>It appears that there isn't an "out-of-the-box" solution to your request, but luck is with you. Someone with your board and objective has posted what appears to be a reasonable modification:</p>

<p><a href="http://www.instructables.com/id/Add-a-Cooling-Fan-to-your-Rep-Rap-Sanguinololu/" rel="nofollow">http://www.instructables.com/id/Add-a-Cooling-Fan-to-your-Rep-Rap-Sanguinololu/</a></p>

CC BY-SA 3.0
2016-07-19T21:14:48.130Z
Yes, this confirms what I was beginning to think and it is a mod I can handle. Thanks.
typhonic
CC BY-SA 3.0
2016-07-19T17:24:57.273Z
2016-07-19T17:24:57.273Z
fred_dot_u
<p>Can anyone tell me where to connect a cooling fan on the Sanguinololu v1.3a board?  A few of the information pages mention three PWM outputs: Extruder, bed heater and fan, but none of the wiring diagrams that I can find, actually show the connections for the fan.</p>

<cooling><fans>
Sanguinololu 1.3a fan connection
typhonic
# Sanguinololu 1.3a fan connection

(Asked by: username_0 on 2016-07-19)

Can anyone tell me where to connect a cooling fan on the Sanguinololu v1.3a board? A few of the information pages mention three PWM outputs: Extruder, bed heater and fan, but none of the wiring diagrams that I can find, actually show the connections for the fan.

**Tags:** cooling, fans

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## 1 answers

### Answer by username_1 on 2016-07-19. Score: 4 | Accepted answer

It appears that there isn't an "out-of-the-box" solution to your request, but luck is with you. Someone with your board and objective has posted what appears to be a reasonable modification:

<http://www.instructables.com/id/Add-a-Cooling-Fan-to-your-Rep-Rap-Sanguinololu/>

> **Comments:**
> **username_0**: Yes, this confirms what I was beginning to think and it is a mod I can handle. Thanks.  

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