Laptop has problem starting after charging

Feb 22, 2006 2 Replies

Hello, I have a electronics/computers related quesiton and I hope this is the right place.



I own an old IBM T22 Laptop, recently it started acting up on me and when I try to start it the lights would blink and then go out and the computer wouldn't start.



I saw somewhere on the internet that I should unplug it from the outlet and remove the battery and press the power button to empty capacitors or something like that (I'm not even sure where I saw this). SUre enough if I left it unplugged and pressed the button long enough (Very long sometimes, somtimes shorter) the laptop would start.



After trial and error I came up with a different solution.



If I only charge the laptop battery while it is running the computer works fine. Meaning everytime I turn it off I remove the charger cable and after it starts I put it back.



What do you think about this? Is it a problem with the charger/converter, with the board, does it really have anything to do with capacitors?



TIA, Mimsy



It might be, but comp.sys.laptops is probably a good one too. I have forwarded your inquirty there too.

Dave K Minefield Consultant and Solitaire Expert (MCSE). Please note my email address changes periodically to avoid spam. It is always of the form: month-year@domain. Hitting reply will work for a couple of months only. Later set it manually.

I have a T20 which showed the same symptoms. The only reliable fix is to replace its motherboard. You can buy used one from E-bay around $50 but make sure you check its serialnumber.

Download the proper service manual because to open up a laptop is not trivial task if you never did it before.

Good luck,

--Jules

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