klonoa2 stupid question!! From a newbbie

[Netslider]

i've got a rip tutorial for klonoa 2, but cause i'm a newbbie, i don't get it, because os this!!

now time to remove DVD check. open the sles files and make the following change.

SLES_503.54

Offset: 0006C4FC
Offset: 0006C544


NTSC.ELF

Offset: 0006C2C4
Offset: 0006C30C

change 02 to 01.

how can i open them and what EXACTLY do i hava to chenge?? Is it from ie: Offset: 0006C4FC to Offset: 0006C544??? If that's right what i'm telling what do i have to change from 02 to 01!!