2 coins required per credit or to continue

3 coins required per credit or to continue

The difficulty level of hard, whenever active, is disabled and replaced with very hard.

Normal

The game always begins at easy difficulty.

If B7 is ON:Difficulty is always hard (or very hard per A1)

Normal

playtest for engineering use

Normal

free play

3 Dirks per credit

5 Dirks per credit

Pay-as-you-go is disabled

Pay-as-you-go is enabled

Normal

To run diagnostics, set A7 to ON, and power up the game. After you hear two beeps, turn A7 to OFF. Turn A7 back to ON to end diagnostics

If B1 is ON:Attract mode sound is always present

If B1 is ON:Attract mode sound plays only every 8th time

Attract mode sound is enabled

Attract mode sound is disabled

Normal

unlimited Dirks for testing purposes

Pioneer model PR-7820 laserdisc player

Pioneer model LD-V1000 laserdisc player

If A2 and B7 are ON: Difficulty will increase from easy to hard (or very hard per A1) when a player survives 5 consecutive scenes

If A2 and B7 are ON: Difficulty will increase from easy to hard (or very hard per A1) when a player survives 9 consecutive scenes.

If A6 is ON: The game ends when won. If A6 is OFF:The player must deposit 2 or 3 coins (depending on A0) to continue playing once, after 2/3 of the game is finished. The game ends when won.

If A6 is ON: The game starts again from the beginning when won.
If A6 is OFF:The player must deposit 2 or 3 coins (depending on A0) to continue playing three times during the game, and may deposit more coins to continue again from the beginning after the game is won.

If A5 is ON and A6 is OFF: If the player has less than 3 Dirks, he receives one additional Dirk after depositing coins to continue the game at any time during the first game. No extra Dirks are awarded after the first game has been won.

No extra Dirks are awarded

Increase in difficulty level is enabled

Increase in difficulty level is disabled