After replace nec tokin ps3 fat cechc04 the ps3 still not fix yellow light of death??

[Danook28]

Im use 470 chip from AliExpress i soldering it to motherboard... But nothings happend... The broblume not fix at all.
I try power supply other from fat cechg04.
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[Jokey_Carrot]

Your solder joins don't exactly look ideal. Are you using unleaded solder?

 

[Danook28]

How i know about that and are you took about nec tokin 470???
Reflow cpu gpu must have heat sink cover up or the heat not damaged cpu gpu?

https://up4net.com/uploads4/up4net.com163058968186831.jpg

https://up4net.com/uploads4/up4net.com163058968219022.jpg

 

[susi91]

It's easier to kill one or all of the 4 chips on RSX, in case the IHS is removed...

 

[susi91]

... especially with a heat gun.

 

[Danook28]

Yeah it is good to cover gpu cpu with ihs and working on it...

 

[Danook28]

I rember that i was use heat gun on cpu gpu with out ihs cover one time 350 c.... I think it is dead jeeez... Thank for rplay... I fix 470 with good soldering iron but
.. Nothings... Thanks bro