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ELFORUM - Forumul electronistilor
alex tm

Problema cooler

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Am un cooler compaq cred ca emai vechi el dupa cum arata...nu asta e problema.....Nu stiu cu sa-l leg...am incercat rosu cu ngreu adca +si - dar nu merge!mi se singe unitatea...l-am pus la transformator si nu se misca face putin stanga dreapta km 2 mm atata tot dar nu se roteste11nuj ce ssa fac are 4 fire:rosu,nergu,alb si maro..poate ma puteti ajuta..nu mi-l trebuie neaparat dar sunt curios de ce nu merge!ms

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Poate e ceva mai nou , adica foloseste PWM si deci foloseste toate 4 firele .Ca sa il pornesti tb sa aplici +5V pe firul corespunzator PWM ( bineinteles alimentand separat coolerul la 12V). cauta "4 wire PWM" si ai sa vezi .

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