No fans working, low voltage after schottky

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pauldgroot
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Joined: Fri Feb 02, 2018 10:39 pm

No fans working, low voltage after schottky

Post by pauldgroot » Fri Feb 02, 2018 10:49 pm

Since today none of the fans on my i3 Pro C work anymore. (PWM and the 3 fixed outputs)

After measuring around I found out that the voltage after the 1n5819 diode at D17 (Vin reference point) is just 2,5V, on the input of the diode the voltage is 11,75V which equals VDC. Changing the PWM output switches the PWM output from 0-2,5V. Please help me solve this issue.

https://imgur.com/a/fnDGT (D17 at the right of the image)

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William
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Joined: Tue Jun 07, 2016 9:38 am

Re: No fans working, low voltage after schottky

Post by William » Mon Feb 05, 2018 7:50 pm

Sees not same with GT2560A+
-Keep your mind and try to test it. :)
-Everything will be fun!-Support all Getech printer.
-You can ask me the questions and I will kindly reply.
-Respect others is the best way you can get help!

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