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Search: Posts Made By: Raulito15
Thread Thread Starter Last Post Replies Views Forum
Pathetic 152,847 Views / 253 Replies  
How to respond?

1. Great you can you can blow your hot air gun all over the board. Thats great. Solder still builds up tolerance. The thing about solder is that it only needs a few iterations to...
Posted by Raulito15, on Jul 6, 2007 at 02:11 AM, in Mac Notebooks
ibook repair in general. 152,847 Views / 253 Replies  
First off. When I mentioned abrupt it was in reference to the fact that someone said all one needs to do is heat the board gradually and you will be fine. Because ultimately the problem is not so...
Posted by Raulito15, on Jul 5, 2007 at 06:13 PM, in Mac Notebooks
The heating curve 152,847 Views / 253 Replies  
The problem is not the abrupt heating it is the successive iterations that when the chip is again and again. Generally chip manufactures will publish data sheets that detail the optimum heating curve...
Posted by Raulito15, on Jul 5, 2007 at 03:28 AM, in Mac Notebooks
Data sheet. 152,847 Views / 253 Replies  
You say you have a data sheet. Is for the ibook or for the GPU itself. If it is for the GPU I would like to have a copy. Could you post a link to the datasheet so that I may look at it.
Posted by Raulito15, on Jul 4, 2007 at 07:26 PM, in Mac Notebooks
Home grown repairs. 152,847 Views / 253 Replies  
Also, aside from the bad GPU's these ibooks are still pretty good computers. And for much less than a macbook you can keep it that way.
Posted by Raulito15, on Jul 3, 2007 at 05:05 PM, in Mac Notebooks
Home grown repairs. 152,847 Views / 253 Replies  
Of course their are people who have had this problem for a while although I doubt they have had their logic board reworked as you yourself have attested. However, there are also people who's ibooks...
Posted by Raulito15, on Jul 3, 2007 at 05:03 PM, in Mac Notebooks
Home grown heat fixes. 152,847 Views / 253 Replies  
To anyone reading this. Do not, I mean do not try this!!! I have been speaking to an SMT rework expert (they work with these types of chip especially BGA's) and he told me that when you heat the chip...
Posted by Raulito15, on Jul 3, 2007 at 02:44 AM, in Mac Notebooks
BGA Replacement 152,847 Views / 253 Replies  
Hi. It seems to me that reflowing the joints on the BGA does not offer a permanent solution. I was looking on the internet and found that BGA's were preceeded by Pin Grid Arrays or PGA's and that...
Posted by Raulito15, on Jun 30, 2007 at 04:54 PM, in Mac Notebooks
 
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