From owner-freebsd-questions@FreeBSD.ORG Fri Sep 15 23:10:26 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 54DAE16A412 for ; Fri, 15 Sep 2006 23:10:26 +0000 (UTC) (envelope-from feelingwei@gmail.com) Received: from nf-out-0910.google.com (nf-out-0910.google.com [64.233.182.186]) by mx1.FreeBSD.org (Postfix) with ESMTP id D456743D4C for ; Fri, 15 Sep 2006 23:10:14 +0000 (GMT) (envelope-from feelingwei@gmail.com) Received: by nf-out-0910.google.com with SMTP id n29so2495538nfc for ; Fri, 15 Sep 2006 16:10:13 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=L5gT9ncjAS5EwH8OnGKeaeYw4YUNRtmfJQmcNEKB5g4IuK2lAp4oXRdvusIJp/4pMgeIYbgG4NFAFbFTfbUBv2WARIY/GpbxJ7VIyfp8wdWjn/7rVJPlDUquYslO+LAGNtdJSvQDzmp1p/L1eTD7vsOy7Ss3lQSwXEtqUx/dt2w= Received: by 10.49.55.13 with SMTP id h13mr13966724nfk; Fri, 15 Sep 2006 16:10:13 -0700 (PDT) Received: by 10.49.12.2 with HTTP; Fri, 15 Sep 2006 16:10:13 -0700 (PDT) Message-ID: Date: Sat, 16 Sep 2006 09:10:13 +1000 From: "Wei Hu" To: freebsd-questions@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline Subject: The fan is always on, even when the desktop is rather cool X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 15 Sep 2006 23:10:26 -0000 I have 3 systems in my desktop: 1) When FreeBSD runs, my desktop fans are always running, and this make annoy noisy. 2) However when Debian runs, the fan eventually stops unless I am performing a load intensive task. 3) In Windows, the fan is almost always off. I tried to use acpi and apm, but they are for laptop.(?) In Freebsd, how can I control the cooling fans or how can the system turns the fans off when the load is not heavy. Any help would be greatly appreciated.