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Αρχική Δημοσίευση από anttheo
στη μεταξυ τους ενωση θα τα ενωσω τα κιτρινα, ή ουτε εκει χρειαζεται?
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Κόφτα τελείως, σαν να μην υπάρχουν.
Στο pc τα κίτρινα στέλνουν πληροφορία στη μητρική τις στροφές , δεν χρειάζονται πάντως για να λειτουργήσουν.
Δες τι βρήκα εδώ
http://pcbheaven.com/wikipages/How_PC_Fans_Work/
3-wire PC Fans
A very common type of PC fan. These fans introduced the "tacho" for the first time. The first two wires are the power supply of the fan. The third wire, comes directly from the output of the Hall sensor. This output generates 2 pulses per one revolution of a fan. The fan is then connected to the motherboard. From the third wire, the motherboard can "read" the tacho of the fan and see if the fan is running and with how many RPMs! It is a great innovation! If the motherboard sees no pulses or very low rpm, then the characteristic buzzer sounds to inform the operator that something is not ok. The internal diagram of a typical three-wire fan is as follows: