Closed Gigabyte z77 ud3h sys fan Tags: Gigabyte Fan Fan Speed Motherboards Last response: February 6, 2013 7:09 PM in Motherboards Share hedgehogpie January 28, 2013 2:49:40 PM Hi, I got a mobo gigabyte z77 ud3h, I connnected a 3 pin fan to a 4 pin in my mobo in sys_fan1, my questions is that how can I change my 3 pin fan speed which is connected to my mobo's 4 pin? More about : gigabyte z77 ud3h sys fan | Report abuse Register or log in to remove Best solution cin19 Motherboard Master January 28, 2013 4:01:36 PM 4 pin fans are controlled by PWM, and 3 pin fans are controlled by voltage. 1)you can go to BIOS to set the fan fan control method. 2) or try use the Speedfan software. | Report abuse hedgehogpie January 30, 2013 1:11:29 PM so it's really ok to connect 3 pin fans to 4 pin in mobo (sys_fan1) right? Speedfan software like this one? http://download.cnet.com/SpeedFan/3000-2094_4-10067444.... | Report abuse hedgehogpie February 6, 2013 4:38:04 PM Best answer selected by hedgehogpie. | Report abuse Register or log in to remove Ask the community Tom's Hardware>Forum>Motherboards>Gigabyte z77 ud3h sys fan> Related ressources: ForumGTx680 i5-3570 on a gigabyte z77 UD3H mobo. will it work? ForumPeople with UD3H & UD5H please Help me SYS_FAN 3 its always at 1467RPM ForumAsrock z77 extreme 4 or gb ud3h ForumZ77 : ASRock Extreme4 or Gigabyte UD3H ForumGigabyte Z77 : UD3H vs D3H? ForumGigabyte UD3H vs. Gigabyte UD5H ForumGigabyte UD3H Medium Budget Help ForumGigabyte z77 ud3h comptatible with GTX 660 (non ti) ForumSeeking Opinion on Gigabyte GA UD3H ForumI5 3570k with Gigabyte UD3H or UD5H ForumGigabyte ma785 ud3h wont power up ForumASRock Z77 Extreme6 $50 vs Gigabyte GA-Z77X-UD3H $95 ForumZ77 Motherboards: ASRock Extreme4, Gigabyte Z77X-D3H or MSI ForumAsus p8z68-v pro / Sabertooth / asrock z77 extreme / gigabyte UD3/5H ForumASRock Extreme4 vs Gigabyte UD3H ForumThe "best" Z77 Gigabyte MB to buy ForumNew 3570k and Gigabyte Z77x Ud3H bad performance ForumFan Placement in NZXT Source 220 (First Build) Forum2 Sticks or 1 ForumGigabyte Ga-Z77X-UP4-TH Infinite Boot Loop. Can't access BIOS! HELP! More resources Read discussions in other Motherboards categories BIOS Boot Chipsets ASRock Asus Chaintech DFI Elitegroup FIC Foxconn Gigabyte Intel MSI-Microstar !