On Mon, 23 Oct 2006 12:43:53 -0400, Margaret Wilson
<> wrote:
>Hello,
>
>The stock fan/heatsink on the Northbridge has been getting noisier for a
>while now. Last night it was sounding like a lawnmower. Although I
>built this machine and have changed out stock Northbridge fans before,
>I'm just not up to the task of dissembling my machine and replacing the
>fan right now, even though I have a Vantec Iceberg CCB-A1C (copper)
>still in its box. (Mom died very recently, and I'm busy with details.)
>
>Anyway, I couldn't stand the noise anymore, so I opened the side of the
>case and pulled the power connector to the offending fan. My machine is
>now quiet as a mouse, and Speedfan 4.31 is reporting normal temps. I
>normally leave my machine on 24/7, so I just want to see what the
>opinions are on leaving things alone (fan/heatsink in place but not
>running) for now. More details:
>
>Case is a Cooler Master Centurion 5 CAC-T05-UB with an 80mm intake fan
>and a 120mm exhaust fan. Case door has a vent & duct but no fan on it.
> Other parts are:
>
>Epox 9NPA+Ultra (BIOS = 9npa6418, dated 04/2006)
>Athlon 64 3800+, stock heatsink and fan, no overclocking
>2x512MB Kingston HyperX DDR 400 (by SPD)
>GeForce 6600 with fan, no overclocking
>Adaptec AIC-7850 PCI SCSI adapter (w/ Acer 2720 slide scanner)
>Lite-On 16x DVD-ROM
>NEC ND-3550A DVD writer
>Seagate 160GB SATAII drive
>Seagate 250GB SATA drive
>WD 320GB SATAII drive
>floppy drive
>Antec 480w True Blue PSU
>
>OS is Windows XP Pro SP2 with latest updates, no IE7, as I run Firefox
>1.507 and TB 1.5. OS was fairly recently installed using RyanVM's
>post-SP2 slipstream pack (v2.12). Nvidia drivers are Unified 6.86 (no
>Nvidia firewall or IDE drivers) and Forceware 91.47. Security software
>includes NOD32 AV, Spy Sweeper 5.0.7, Link Logger 2.4.7.11, IE Privacy
>Keeper 2.73, Spyware Blaster 3.51 and Windows Firewall. Firefox
>extensions include NoScript, IE Tab and AdBlock Plus. Machine has been
>thoroughly scanned with NOD32 and Spy Sweeper. I also have a Linksys
>WRT54G router (wireless turned off), running DD-WRT.
>
>External USB devices:
>APC Back_UPS RS 1500 (w/ PowerChute Personal 2.0)
>Seagate 250GB USB hard drive
>unpowered flash card reader
>Epson 1650 scanner (default Windows driver)
>HP DeskJet 5740 printer (default Windows driver)
>
>Monitor is a 19" LCD, and PS2 optical mouse and keyboard run through a
>Belkin KVM w/ audio. Speakers are inexpensive Altec Lansing (not USB)
>stereo with subwoofer.
>
>Mouse weirdness: As I said earlier, I usually run this
>machine 24/7, although I shut it off for a week when I was gone for the
>funeral, and a month before, also gone for a week. Each time when I
>returned and booted the machine, the PS2 mouse lights up but is not
>recognized by the OS. So I just left everything as it was and plugged
>in a USB optical mouse to get me by. (BTW, these are Microsoft optical
>mice with standard Windows drivers installed, no Intellipoint
>software.) I periodically reboot the machine, and one day I noticed
>that the PS2 mouse came alive. So I unplugged the USB mouse and
>continued happily computing. Once again when I returned the other day
>after having the machine powered off for a week, the PS2 mouse was
>unrecognized at boot. No amount of rebooting, power cycling, etc.,
>would get the mouse to work, even though it does light up. So again,
>I've plugged in the USB mouse, and all is fine. I checked all
>connections, and they are tight. I normally wouldn't ask this without
>first changing out cables, mice, KVM,etc., but I was just wondering if
>anyone had experienced this? I'm hoping one day the PS2 mouse just
>fires itself up again, but I'm confounded as to why this might happen.
>Just curious and a little frustrated. :-)
>
>Sorry for the length of this post, and TIA for your comments.
>
>Regards,
>
I don't know where the board sensor is on it. I tried unplugging mine
and I didn't like how hot the chip got. I'd turn it off when not in
use and fix it when I got around to it.
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