Archived from groups: comp.sys.laptops (More info?
The CMOS battery does more than that, but is probably not the problem
Heat is a good guess. The CPU has a "pad" between it and the fan, and
there is too large a gap on this model.
Try re-seating and insulating the CPU, use silver themal grease, and
some folks have put a brass or copper shim between the CPU and the
heat sink to close the gap. This may cure it, the pad may have
On 27 Jul 2004 12:54:11 -0700, firstname.lastname@example.org (BobH) wrote:
>Thinkpad T20, model 2647 64U, boots fine but then in five, or ten, or
>120 minutes just freezes and then a minute or two later the screen
>goes blank, then a minute or two after that the whole thing shuts
>down. Power light stays on. I am running off of AC power so it's not
>likely a power supply.
>Someone said it might be the CMOS battery but I find that hard to
>believe (still, I ordered one) as that merely keeps the BIOS clock in
>Seems like it might be an overheating problem, but how can I check?
>Any help would be appreciated.