Below are the specific dip-switch settings users have contributed for Double Dragon 3 The Rosetta Stone:
"Double Dragon 3" Pinout = JAMMA -------------------------------- Dip Switch Set #1 Options Dip Switch Number 1 2 3 4 5 6 7 8 Coin Pricing *1 Coin /1 Play OFF OFF 1 Coin /2 Plays ON OFF 2 Coins/1 Play OFF ON 3 Coins/1 Play ON ON Discount for Continue? *Without Discount Price OFF With Discount Price ON Demo Sounds? *YES OFF NO ON Invert Screen? *Normal OFF Invert ON Dip Switches #3, #4, and #8 are not used and should be left OFF. If Discount Pricing is selected, then the price for continue is always 1 coin. Otherwise, the continue price is the same as the starting price. Dip Switch Set #2 Option Dip Switch Number 1 2 3 4 5 6 7 8 Game Difficulty *Normal OFF OFF Easy ON OFF Hard OFF ON Hardest ON ON Player vs. Player Damage *NO OFF YES ON Test Mode *Normal OFF Test Mode ON Energy For Stage Clear *50 Units OFF No Energy Awarded ON Player's Energy At Game Start *230 Energy Units OFF 200 Energy Units ON Cabinet Type 2 Player Cabinet OFF *3 Player Cabinet ON Dip Switch #4 is not used and should be left OFF. "*" denotes factory recommended settings.
NOTE: Dip switch setting information is contributed by the community and although is believed to be correct (most of the time), has not been tested or verified.
Use this information at your own risk.
Official dip switch information may be available in the manual: