Sound test:
Quickly press Right, Down/Left, Down, Down/Right, II at the title screen.

Stage
1	2200	6800	5120		7420
2	4501	8111	7421	1051	3351
3	4502	8112	7422	1052	3352
4	6803	0513	9723	3353	5653
5	8114	2814	1134	5654	7954
Final					0515