Williams System 3 - 7

Note: This page is a work in progress. Please help get it to a completed state by adding any useful information to it.

1 Introduction

Put system info here

2 Games

2.1 System 3

• Contact
• Disco Fever
• Hot Tip
• Lucky Seven
• World Cup

2.2 System 4

• Flash
• Phoenix
• Pokerino
• Stellar Wars

2.3 System 6

• Blackout
• Firepower
• Gorgar
• Laser Ball
• Scorpion
• Time Warp
• Tri Zone

2.3.1 System 6A

• Algar
• Alien Poker

2.4 System 7

• Barracora
• Black Knight
• Cosmic Gunfight
• Defender
• Firepower II
• Hyperball
• Joust
• Jungle Lord
• Laser Cue
• Pharaoh
• Solar Fire
• Star Light
• Time Fantasy
• Varkon
• Warlok

3 Technical Info

Things like Data East's controller board was a copy of William's System 11 with some changes would go here.

4 Problems and Fixes

4.1 Power Driver Issues

This may not apply to some, as MPU might have been part of it.

4.4 Display Driver Board

Possibly doesn't apply to some, can't think of an example.

5 Game Specific Problems and Fixes

Example would be servo controller on Independence Day pinball

6 Repair Logs

Did you do a repair? Log it here as a possible solution for others.