The exploit is highly successful on Slim models because they utilize newer DVD player software versions that contain the necessary vulnerability.
Install OpenTuna or Fortuna to your memory card. These homebrew projects allow you to boot into custom software simply by entering and exiting the memory card browser menu. free dvd boot compatibility list
For instance, in the BIOS of many ThinkPad laptops, the "Supported Boot Devices" list explicitly includes "USB CD = CD/DVD(-R/-RW/-RAM) drive connected via the USB port". If your specific model isn't listed, a bootable DVD simply won't be recognized. The exploit is highly successful on Slim models
Free DVD Boot is typically used as a "stepping stone." Because running homebrew from a DVD puts continuous strain on your console's laser, you should use Free DVD Boot to install onto a standard PS2 memory card. For instance, in the BIOS of many ThinkPad
PS2 Slims are the easiest targets for Free DVD Boot. The vast majority of SCPH-7XXXX and early SCPH-9XXXX slims shipped with . If you own a Slim, your chances of immediate compatibility are incredibly high. How to Burn Free DVD Boot ISOs Successfully