From: "Lewis G Rosenthal" Received: from [192.168.100.201] (account lgrosenthal HELO [192.168.100.26]) by 2rosenthals.com (CommuniGate Pro SMTP 5.0.9) with ESMTPA id 340192 for os2-wireless_users@2rosenthals.com; Thu, 07 Sep 2006 17:18:05 -0400 Message-ID: <45008C92.1080703@2rosenthals.com> Date: Thu, 07 Sep 2006 17:18:10 -0400 Organization: Rosenthal & Rosenthal, LLC User-Agent: Mozilla/5.0 (OS/2; U; Warp 4.5; en-US; rv:1.9a1) Gecko/20060904 MultiZilla/1.8.3.0a SeaMonkey/1.5a MIME-Version: 1.0 To: OS/2 Wireless Users Mailing List Subject: Re: [OS2Wireless]Re: OT Bluetooth References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit On 09/07/06 05:07 pm, Carl Gehr thus wrote : > On Thu, 07 Sep 2006 16:55:02 -0400, Lewis G Rosenthal wrote: > > >> On 09/07/06 04:42 pm, Carl Gehr thus wrote : >> >>>> Copy of post to eCS Hardware NG >>>> This has been a very strange sequence of events: >>>> * This system is over 4 years old. I've never used nor seen the >>>> Bluetooth light on. >>>> * Just by chance, I happened to notice the Bluetooth light 'on' >>>> indicating power has been applied to the adapter. The only system >>>> change was the application of the LVM, Dani and mouse driver updates >>>> a week or so ago. Nothing that should have connected to the >>>> Bluetooth adapter. >>>> * I could find no way to manually turn the adapter off. Not even by >>>> using the BIOS update at boot time. Rebooting did nothing to help. >>>> * Then, my system hung up with what appeared to be a HD loop. I had >>>> to power the system off to get it freed up. >>>> * When the system came back, after doing all the normal CHKDSK scans >>>> on the HD, the Bluetooth was now off. A couple of reboots and it >>>> is still off. >>>> >>>> Two questions, please: >>>> 1) What might have caused the Bluetooth to activate/power on? >>>> 2) Is there some way to force the Bluetooth off? >>>> >>>> >>> >> >> Carl, please refresh my memory: what notebook do you have? >> > > ThinkPad: A30p > > Just one additional piece of [maybe trivia] about this: > > When I was originally investigating purchase of this system, there was > a comment that, because the Ethernet, 802.11b and Bluetooth [BT] share > some hardware resources, using multiple 'adapters' at the same time > might cause degraded performance. I've never intentionally tried > multiples, other than I'd like to have some automatic way to switch > between wired and wireless. It just occurred to me that possibly one > reason the system seemed to hang, might have been due to some conflict > between the WiFi and the BT that was 'accidently' (?) activated. Pure > speculation, but that's what we do when we haven't a clue... Right? > > Actually, the reason IBM warns of degraded performance is that both 802.11b/g and Bluetooth share the 2.4GHz frequency band and may cause interference for each other, not that there is some resource conflict which may arise internal to the system. I'll see what I can dig up on the A30p and control of the onboard BT. -- Lewis ------------------------------------------------------------ Lewis G Rosenthal, CNA, CLP, CLE Rosenthal & Rosenthal, LLC Accountants / Network Consultants New York / Northern Virginia www.2rosenthals.com eComStation Consultants www.ecomstation.com Novell Users Int'l www.novell.com/openenterpriseserver Need a managed Wi-Fi hotspot? www.hautspot.com ------------------------------------------------------------