If you don't have any warranty left on it
try Ebay to search and buy similar board.
( At least people who sell similar stuff
  so you can write to them if they have
  your daughter board as well )

Attempt to resolder processor pcb with
regular oven most probably won't succeed.



Anand Dhuru wrote:
> 
> Hi folks,
> 
> My Dell Inspiron 5000 started hanging recently. The problem increased
> significantly, and now I cant get it to work even for a few minutes at a
> stretch. At times it does not start at all.
> 
> I eventually narrowed down the problem to the CPU daughter board, which
> mates with the main motherboard by way of a 400(?) pin socket. The
> intermittency seems to be on the daughter board. If I train a hair dryer on
> the daughter board, the system invariably behaves itself the next few
> minutes. I cannot see any obvious broken tracks (its a multi layered PCB),
> or dry solder joints.
> 
> I had heard of a technique involving putting the PCB in an oven to solve
> these kinds of intermittent problems.
> 
> My question is, does anyone have any expereince with this? How much
> temperature should the oven be running? How long does the PCB go in? Is it a
> good idea to wrap the PCB in an aluminium foil to trap the heat, while in
> the oven?
> 
> Or is it likely to damage the board even further, perhaps even melting the
> plastic on board and dislocating the smd components?
> 
> Any advice here would be highly appreciated!
> 
> Thanks and Regards,
> 
> Anand Dhuru
> 
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