I managed to revive a "broken" A01 with parts from another YLOD'd unit :o : r/PS3
PS3 downgrade to 3.55ofw service, Parkes
How to Jailbreak a PS3 (with Pictures) - wikiHow
Playerkp420 4.81 CFW (Non-Cobra) PS3 Custom Firmware is Released | Page 2 | PSXHAX - PSXHACKS
SANY ilaya - UPDATE!!! PS3 4.50 OFW DOWNGRADE (hardware flasher method)/UNBRICK SERVICE for BRICKED PS3 due to FAILED firmware updates (see guide below) JAILBREAK: -Software: for firmwares 3.55 below (slim and phat) -
3.55 OFW Playstation 3 / PS3 Slim - Warranty Stickers In Tact - Tested 100% | eBay
Sony PlayStation 3 120GB PS3 Slim Console - OFW 3.55 | #1787373780
How To Downgrade the Fat PS3 from 4.66 to 3.55 Firmware Using E3 Flasher Tutorial | Welcome to the Underground.
Is the PS3 worth it in 2020? - Wololo.net
PlayStation 3 hacked with CFW again. "release of LV0 decryption keys will allow jailbroken consoles to circumvent any future security updates made by Sony." : r/gamernews
[How To] Install 4.76.1 Rebug CFW from 3.55 OFW (Or Any CFW) PS3 Tutorial - YouTube
Sony PlayStation 3 60GB CECHA01 PS3 SACD 3.55 OFW Delid for Sale in Buena Park, CA - OfferUp
Ps3 won't update regular software from cfw to OFW : r/ps3hacks
3.55 OFW Playstation 3 / PS3 Slim - Warranty Stickers In Tact - Tested 100% | eBay
How To - Downgrade The PS3 CFW From 4.82 To 3.55 OFW Step By Step - YouTube