System 80 takes 5 seconds to come alive

After switch-on a System 80 game waits about 5 seconds before the displays light and the game runs, provided the slam circuit is made and no tilt switch is closed. 80A and 80B do not have this delay.

Systems

• Gottlieb System 80

Related tips

• Niwumpf replacement CPU board takes about 10 seconds to show scores
• What the System 80 reset (watchdog) board does
• Why a System 80 CPU stops running
• Replace the System 80 reset circuit with a DS1811 chip

Source: Repairing & Upgrading Gottlieb System 80 Pinballs from 1980 to 1989, Part Two, Clay Harrell (pinrepair.com)