PS2 Guides: Enabling Debug Menu's in ICO Using PS2 Pnatch

Here are the codes to enable debug menu's using PS2 Patch Engine and pnatch codes.

Standalone NTSC-U Demo
Dated "Aug 2 2001"
48CDF317.pnach
patch=1,EE,00101f20,word,0c069978
patch=1,EE,001a38a8,word,08068d3e

Retail NTSC-U
Dated "Aug 20 2001"
6F8545DB.pnach
patch=1,EE,00101f48,word,0c06a6ca
patch=1,EE,001a6de0,word,08069a8c

Retail NTSC-J
Dated "Nov 2 2001"
B288DC85.pnach
patch=1,EE,00101f64,word,0c06c9da
patch=1,EE,001afa20,word,0806bd9c

And for completeness..

Retail PAL
Dated "Jan 17 2002"
5C991F4E.pnach
patch=1,EE,00101f94,word,0c06c966
patch=1,EE,001af850,word,0806bd28