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Dip switches used by this game
Prehistoric Isle in 1930
Manufactured by
SNK,
Released in
1989
ROM Version:
Prehistoric Isle in 1930 (US)
Dip Switch:
SW1
1
2
3
4
5
6
7
8
Function
Option
Off
Flip Screen
Off*
On
On
Off
Level Select
Off*
On
On
On
Bonus Life
Always
Off
Only Twice*
Off
Unknown
Off*
On
On
Off
Off
Coinage
1 Coin/1 Credit*
On
Off
A 2C/1C B 1C/2C
Off
On
A 3C/1C B 1C/3C
On
On
A 4C/1C B 1C/4C
On
Off
Lives
2
Off
Off
3*
Off
On
4
On
On
5
Dip Switch:
SW2
1
2
3
4
5
6
7
8
Function
Option
On
On
Difficulty
Difficult
On
Off
Easy
Off
On
Middle
Off
Off
Standard*
On
Off
Game Mode
Demo Sounds Off
Off
Off
Demo Sounds On*
On
On
Freeze
Off
On
Infinite Lives
Off
Off
Bonus Life
100K 200K*
On
Off
150K 300K
Off
On
300K 500K
On
On
None
On
Allow Continue
No
Off
Yes*
ROM Version:
Prehistoric Isle in 1930 (World)
Dip Switch:
SW1
1
2
3
4
5
6
7
8
Function
Option
Off
Flip Screen
Off*
On
On
Off
Level Select
Off*
On
On
On
Bonus Life
Always
Off
Only Twice*
Off
Unknown
Off*
On
On
Off
Off
Coinage
1 Coin/1 Credit*
On
Off
A 2C/1C B 1C/2C
Off
On
A 3C/1C B 1C/3C
On
On
A 4C/1C B 1C/4C
On
Off
Lives
2
Off
Off
3*
Off
On
4
On
On
5
Dip Switch:
SW2
1
2
3
4
5
6
7
8
Function
Option
On
On
Difficulty
Difficult
On
Off
Easy
Off
On
Middle
Off
Off
Standard*
On
Off
Game Mode
Demo Sounds Off
Off
Off
Demo Sounds On*
On
On
Freeze
Off
On
Infinite Lives
Off
Off
Bonus Life
100K 200K*
On
Off
150K 300K
Off
On
300K 500K
On
On
None
On
Allow Continue
No
Off
Yes*
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