On Sunday 26 January 2003 02:43 am, Paul wrote: > In reply to g's mail, d.d. Sun, 26 Jan 2003 00:56:31 +0000: > >knowledge of your back broke desktop/tower contents would be helpful. > > > >if it is still running, i would suggest 3 possible problems to go after > >first. > > > >#1 = power supply: > > does fan stop? > > No, it keeps going. > > > do you lose all voltages? > > No. There is still power on the mainboard led and the leds of the network > cards. > > >#2 = heat: > > are you testing with covers on or off? > > Both. Same result. > > > do you have good air circulation? > > cpu have correct heat sink and fan? > > Yes and yes. > > > is memory over heating? > > No, it is not. I cannot imagine that it does. I can leave the PC off for 2 > hours, which should be enough to cool off most parts. When I switch the PC > on in the upright position (and refrain from smoking ;) it stops within 2 > minutes. The hybernate led starts blinking and that's it. Which really is > weird, since I have the BIOS set to never go into hybernate. > > > does mainboard have heat sensors? > > Yes, they both show on LM Sensors (through Gkrellm). > The CPU (Athlon 1200) shows 78C (149F) and something else shows 29.2C > (75.5F). I am not sure if I set the multiplier readings in Gkrellm > correctly, but this is what I also could see (plus or minus a few degrees) > when then machine was still upright. So no change there. > > >#3 = harddisk: > > is drive new? if used, was it previously mounted flat or on side? > > The drives (2 x 30Gb ata100) came with the system. It is a little over 1.5 > years old now. The drives previously were mounted flat, now they are on the > side. > > > if drive is flat and stops, flip upside down, still run? > > if drive on side and stops, flip to other side, still run? > > if drive is flat and stops, turn to side, still run? > > if drive on side and stops, turn to flat, still run? > > I'd have to try these out sometime. I'll let you know. Thanks for the > ideas. > > Paul > > > think green... > > save a tree, save a life, save time, save bandwidth, save storage. > > send email... text/plain - disable pgp/gpg/geek code attachments > > I like this!!! :-) I think it is time to upgrade the mother board..... this sucker has a microscopic crack, or one of the mount screws that should be isolated is shorting that board to the box... can you take the MoBo out and set it on a wooden or plexiglass sheet (to insulate it) connect a power supply and video card and see it it boots, and if it does, pick the board up (use insulting gloves) and see if sitting sideways makes the difference.
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