Vs. Super Mario Bros. dip switch settings:
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Dip bank #1:

COINAGE: (dips 1-3)
 - 3 Coins/1 Credit         OFF ON  OFF
 - 2 Coins/1 Credit         OFF  OFF ON
 - 1 Coin/1 Credit*         OFF  OFF  OFF
 - 1 Coin/2 Credits         OFF ON ON
 - 1 Coin/3 Credits        ON  OFF  OFF
 - 1 Coin/4 Credits        ON  OFF ON
 - 1 Coin/5 Credits        ON ON  OFF
 - Free Play               ON ON ON
LIVES: (dip 4)
 - 2                                   ON
 - 3*                                   OFF
BONUS LIFE: (dips 5-6)
 - 100*                                     OFF  OFF
 - 150                                      OFF ON
 - 200                                     ON  OFF
 - 250                                     ON ON
TIMER: (dip 7)
 - Normal*                                          OFF
 - Fast                                            ON
COFFTINUE LIVES: (dip 8)
 - 3*                                                  ON
 - 4                                                    OFF

* - default setting