Battery reads 3 V but the game says it's low

The DS1210 at U6 watches the battery's ability to deliver current as well as its voltage, then write-protects the RAM. A cell that measures 3 V or more can still fail its check; a new cell is the answer.

Systems

• Gottlieb System 3

Related tips

• Getting past the low battery message
• Using a remote two-AA battery pack
• Battery error stays after a new battery
• CPU battery and socket parts
• Lithium battery leak damaging the CPU board
• Constant beeping, display blank, GI on
• Reading the CPU board LED
• Logic chips worth stocking

Source: Repairing Gottlieb System 3 Electronic Pinball Games from 1989 to 1996, Clay Harrell (pinrepair.com)