EP 1) Full PS3 4.82 - 4.89 Jailbreak Tutorial - YouTube
MultiMan - Download
How to Install Multiman Version 4.82 PS3 CFW - YouTube
PS3 News: multiMAN 4.85 released coming with support for CFW 4.83 to 4.85 - First update to this highly popular backup manager since the release of FW 4.82! - Wololo.net