Level Passwords
Level - Easy - Medium - Hard
2 - DVYLWKVYNL - QVYLWKVYDT - DLTLWKVYYC
3 - GRYLWKWVNR - TRYLWKWVNN - GNYLWKWVPP
4 - DRYLSRWVRY - QRYLSRWVTS - DNYLSRWVPT
5 - GVZLSRWQKZ - TVZLSRSQKB - GLZLSRSVPW
6 - DVZLSVQKK - QVZLBVSQRL - DLZLBVSVVB
7 - GRZLBVSQZY - TRZLBVBQKB - GNZLBVBQVL
8 - DRZLBVSQGG - QRZLBVBQKS - DNZLBVBQVN
9 - GVYNBVBQGD - TVYNBVBQRL - GLYNBVBQQD
Sound Test
At the title screen, highlight Options, hold Up (now highlighting Start) and press Start. The sound test is a bit confusing to use since there is no text. Press Up/Down to toggle between Music (upper) and SFX (lower), press Left/Right to choose a track, and press Start to play it.