unbricking

Hello everyone, the last days I've read a ton of threads on this forum but I seem to not understand the topic of PS3 Jailbreaking and NOR flashing enough so I didn't manage to find the right information I need. For this reason I thought I would post my struggles on here so maybe one of the more...

So I bricked my PS3 slim with ps3xploit. I think I pressed something accidentally during "apply patch" process, browser jumped to playstation.net homepage and hang. Now console doesn't launch, just some beeping after power button press and shutting down. Can I repair it now with E3 NOR Flasher...