Last resort for a flaky 192 x 64 display

If the display still flickers on and off, shows random dots, fades or restarts, pull and re-seat the three socketed chips on the board behind the display glass. They may feel gritty coming out and going back in.

Systems

• Data East/Sega CPU Version 3b

Games

• Batman Forever
• Baywatch
• Mary Shelley's Frankenstein
• Maverick

Related tips

• The 192 x 64 display makes its own high voltage
• 192 x 64 games: separate backbox supply for the display
• Large 192 x 64 display power connectors by display maker
• 192 x 64 display blanks out or the game resets
• Build your own 192 x 64 display power harness
• 192 x 64 display needs 120 ns or faster EPROMs
• Running the large display on the bench
• 192x64 display games have their own display supply fuse F3

Source: Repairing DataEast 1987 (Laser War) to Sega 1995 (Batman Forever), Part Three, Clay Harrell (pinrepair.com)