I can confirm that everything on the redump link matches my records. According to my some hours of study, it does seem the most accurate and complete.

I am pretty confident, but not absolutely certain of the following, which you might want to research further: Your SCPH-5502 seems to be a bad dump. Check offset 0x3E584 where we have "Sonyputetertent" instead of "Sony computer entertainment". No other bios from this era has corr...