80mm case fans Tags: Power Supplies Cases Optiplex Desktops Led Monitor Components Last response: January 27, 2009 12:10 AM in Components Share tracyk36 January 26, 2009 10:31:32 PM hi i just bought 2 80m led case fans...i have an optiplex 755 mini tower desktop..where do i plug in the fans? More about : 80mm case fans | E-mail me updates | Report abuse Register or log in to remove dragonsprayer January 27, 2009 12:10:24 AM in the mobo with a 3 pin plug and into the power supply with a 4pin molex if they came with a 3 pin only, that is for a mobo, if it is 4 pin that goes into a 4 pin like the the dvd has most fans come with a 3 to 4 pin adapter if they are 3 pin you can get y lines and spliters too - if you do not have a free 4 you may need a y spliter same with 3 pin have fun! | Report abuse Ask the community Publish Tom's Hardware>Forum>Components>80mm case fans> Related ressources: Forum80mm Fans for front of case ? ForumH50 and a Xaser III case with 80mm fans ForumWhich 80mm case fans ? Forum80mm fans instead of 120mm fans in case Forum120 & 80mm Case Fans - Need Suggestions Forum80mm case fans Forum80mm case fans Forumgood 80mm case fans ? Forumcase fans , cpu fans , 120mm, 80mm Forumare all 80mm case fans created equal? ForumSmall case , 80mm fan and oldish (hot) parts. Bad idea? ForumWhat direction to mount the 80mm fan from the CM 690II case ? ForumAre two 80mm fans better than one 120mm? ForumBest 80mm Side panel case fan ? Forum80mm case fan questions ForumDo PSUs with small 80mm fans go to 750w? ForumWhere can I find a good mechanical keyboard? ForumCoolerMaster HAF 932 Fans ForumTrue gaming case from Cooler Master??! ForumGot a burning smell from my case. One core of my Q6600 burnt? More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !