At the password screen, select "Short".

Effect	Password
Level 02	09566851
Level 03	F9586BFC
Level 04	69596A0E
Level 05	DF5C6D9C
Level 06	555E6C11
Level 07	CB416FA7
Level 08	47446E3F
Level 09	C34861B0
Level 10	9B5760D8