Laser Ball

Williams (Williams Electronic Games, Inc.) · 1979 · Solid state · 4 players

System: Williams System 6 / 6A

Features: Widebody

Parts list

Circuit board (D-8161): Backbox, CPU board (1)
Circuit board (D-7997): Backbox, driver board (2)
Circuit board (D-7999): Backbox, power supply board (3)
Circuit board (D-8000): Backbox, master display board (4)
Circuit board (D-8168, D-8169): Backbox, master display board (4)
ROM (5A-9233): CPU board, ROM #1
ROM (5A-9234): CPU board, ROM #2
ROM (5A-9015) × 3: CPU board IC21, IC22, IC26 (PROMs #1-#3)
ROM (5A-9015): Sound board IC2 (PROM operation)
ROM (5A-9198): Sound board IC2 (ROM operation)
Fuse (5A-8761): Power supply F1 (high voltage)
Fuse (5A-9128): Power supply F2 (solenoids +28V)
Fuse (5A-9071): Power supply F3 (lamps +18V)
Fuse (5A-6508): Power supply F4 (flippers +28V)
Fuse (5A-6314): Power supply F5 (+5V logic)
Fuse (5A-6314) × 2: Sound board F1, F2