CSI: Crime Scene Investigation cheat codes:
HexCheat:
If you want to see the bonus material without having completed all the cases
with a 100% score, you can edit your saved game file in a text editor.
Look inside the "SavedGames" sub-directory where you have installed the game.
Be sure to make a backup copy of your original saved game.
Replace the last line with the following. Be sure to put it all on one line.
This will give you 100% to all the cases and you will be able to click on the
BONUS button.
Unlock all bonuses:
Once all 5 crime scenes are completed, you can go into your save game
file and improve your score. Open the file in Notepad or a similar
program. Scroll to the bottom of the page and the last few lines are
your score and rating for each crime scene. For a perfect score set
the following values: