Battery Locations On Pinball Machines
Pinball machines have batteries? Yep. Batteries are used by many pinball machine manufacturers to keep high scores and game settings while the machine is powered off. The batteries are located on the MPU board which is in the head / backbox of the game (behind the backglass or translite).
Batteries came in various shapes and styles over the years and some aren't super easy to recognize. Some examples of battery locations and RAM locations are pictured below.
Battery locations are circled in BLUE
RAM locations have a RED
This IS NOT a comprehensive list of battery locations on these machines. Different revision MPU boards for some manufacturers will have batteries and RAM chips located in different positions on the board. These are just some examples in how to locate the batteries in various games.
Picture: Williams Black Rose
Williams System 11
Picture: Williams Diner
Picture: Williams Whirlwind
Williams System 7
Picture: Williams Jungle Lord
Gottlieb System 80B
Picture: Gottlieb Raven
Picture: Data East Lethal Weapon 3
Picture: Data East Secret Service
Picture: Classic Stern MPU on bench
Picture: Bally 6803 MPU (from pinwiki.com)
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Check out our selection of NVRAM modules for pinball / arcade machines!