Basics Rev. B, 5000 Series - 3
Another way to identify a 5200 series version A and Rev. B
is to look at the back of the computer for the part number
and manufacture date. The label with this information is on
the lower part of the plastic case. Version A contains one of
these numbers: 620-0635 or 620-0835. Rev. B contains
one of these numbers: 620-0637 or 620-0837.