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Search found 4 matches

by MontrealPaul
Mon Mar 14, 2011 7:19 am
Forum: ThinkPad T4x Series
Topic: GUIDE: Reflow GPU fix - 56K WARNING!!!
Replies: 255
Views: 520033

Re: GUIDE: Reflow GPU fix - 56K WARNING!!!

*sigh*... I was afraid of that... Thanks for your replies, guys. So, visionviper, and all, do you concur? Nothing more to do, not even DIY reballing of the Southbridge chip? (I've never done it, but I do know my way around a solder station, and I have read up a bit on reballing... what do I have to ...
by MontrealPaul
Sun Mar 13, 2011 9:45 pm
Forum: ThinkPad T4x Series
Topic: GUIDE: Reflow GPU fix - 56K WARNING!!!
Replies: 255
Views: 520033

Re: GUIDE: Reflow GPU fix - 56K WARNING!!!

Well, this is interesting... So, I finally crack open the ol' R51, going through the removal of all the screws, FRUs, etc... and... Where the heck is the ATI chip!?? Here's picture of my board (with the wire harness held back by my screwdriver): http://farm6.static.flickr.com/5091/5524364447_1b3f1cf...
by MontrealPaul
Sun Mar 13, 2011 12:54 pm
Forum: ThinkPad T4x Series
Topic: GUIDE: Reflow GPU fix - 56K WARNING!!!
Replies: 255
Views: 520033

Re: GUIDE: Reflow GPU fix - 56K WARNING!!!

Thanks, visionviper - happy 2 c u r still around! :D Thanks, too, for that additional link. I'll definitely read it, even though you've confirmed the temp, 'coz i like to know more about what I'm doing! :idea: I'll do that reading, and perhaps a bit more testin/training/experimenting, before diving ...
by MontrealPaul
Sun Mar 13, 2011 12:28 pm
Forum: ThinkPad T4x Series
Topic: GUIDE: Reflow GPU fix - 56K WARNING!!!
Replies: 255
Views: 520033

Re: GUIDE: Reflow GPU fix - 56K WARNING!!!

I know that this post begins way back in 2008, but I see some recent replies, so hopefully someone can answer this question: Is it really 230 degrees Celcius ? It seems pretty clear in the instructions, but I've been testing on some old PC boards, and when I apply heat with a heatgun (650C on low, 1...

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