I would suggest reading up on it. And learning what you are gonna have to do.
Here is a video tutorial on how to validate your dumps.
http://www.ps3hax.net/showthread.php?t=50774
You looked through my guide, Now look through bailey's guide.
http://www.ps3hax.net/showthread.php?t=39766
There is an e3 flasher section.
Here are some more links for you to get started.
http://www.ps3devwiki.com/wiki/E3
http://www.ps3devwiki.com/wiki/Hardware_flashing
http://www.ps3devwiki.com/wiki/Downg...rdware_flasher
http://www.ps3devwiki.com/wiki/Validating_flash_dumps
Good luck.