All generals:
Press Square, R1, Triangle, L1, Triangle, R2, Square, L2 at the main menu.
BGM Test option:
Press Square, Triangle, Triangle, Square, L1, R1, R2, L2 at the main menu.
All FMV sequences:
Press L1, Triangle, R1, Triangle, L2, Square, R2, Square at the main menu.
Level select:
Press R1, R2, L2, L1, Square, R2, Triangle, L1 at the main menu.
All Shu generals:
Press L1, Square, Triangle, R2, L1, L2, L2, R1 at the main menu.
All Wei generals:
Press Square, Triangle, L1, L2, R1, R2, L1, L2 at the main menu.
All Wu generals:
Press Triangle, L1, Square, R1, R2, L1, L2, L2 at the main menu.