Use the following key when entering passwords:
L: Leonardo
M: Michaelangelo
D: Donatello
R: Raphael
S: Shredder
Enter: MDLDSSLR at the password screen
Enter: LDMSLRDD at the password screen
Enter: MSRLSMML at the password screen
Enter: RRDMLSDL at the password screen
Enter: SLRMLSSM at the password screen
Enter: LLMSRDMS at the password screen
Enter: LMDRRMSR at the password screen
Enter: DMLDMRLD at the password screen
Enter: SLLMRSLD at the password screen