To enter the notes go to 'Options' and select 'Cheat' and enter the code to unlock the effect you want. You have to strum as you press the buttons in the code and if two buttons are indicated they must be pressed together as you strum as they represent one cord. ALL the codes except 'Unlock ALL Songs' can be disabled directly from the 'Cheat' menu by pressing the green button.
R = Red, B = Blue, G = Green, Y = Yellow, O = Orange
Press O, B, O, Y, O, B, O, Y.
Unlock Performance Mode:
Press RY, RB, RO, RB, RY, GB, RY, RB.
Unlock ALL Songs:
Press YO, RB, RO, GB, RY, YO, RY, RB, GY, GY, YB, YB, YO, YO, YB, Y, R, RY, R, Y, O.
Unlock Precision Mode:
Press GR, GR, GR, RY, RY, RB, RB, YB, YO, YO, GR, GR, GR, RY, RY, RB, RB, YB, YO, YO.
Unlock Never Fail:
Press RO, YB, GO, RY, RY, RY, Y, R, B, O, G, GR, B, G, O, RB, RB.
There are 5 levels of Hyperspeed with the 'Insanity' level being the most difficult. To switch between the 5 levels enter the code and when it is highlighted press the green button.
Unlock 'Through the Fire and Flames' Track:
Defeat Lou in the final guitar battle on any difficulty setting.