Firmware version

4

                  ^

                  E

Version

   .1

   .2

   .3

   .4

   .5

   .6

   .7

   .8

   .9

                     ^

                     B

                     C

                     D

                     E

                     F

                     G

                     H

                     I

                     K

Without performance expansion

                             ^

                             0

With performance expansion

                             1