Question On X9DR3-F there are fan headers from FAN1 to FAN6. Which 2 fan headers are for CPU 1/2? Answer For X9DR3-F, it doesn’t matter which header you plug onto. You can use any two headers from FAN1 to FAN6. Was this FAQ helpful? YES      NO Enter Comments Below: Note: Your comments/feedback should be limited to this FAQ only. For technical support, please send an email to support@supermicro.com.  Enter your email address below if you'd like technical support staff to reply:  Please type the Captcha (no space) C N Y L FAQ Stats FAQ ID Related Category / Keyword Date Posted Code 14373 N/A 06/11/12     Print Answer