How the sound PROM is marked

On games with the second sound board (Totem and later) the sound PROM carries the game's letter followed by "SND", for example "K-SND" on Incredible Hulk.

Systems

• Gottlieb System 1

Related tips

• System 1 sound: chimes and two sound boards
• Replacing a sound board with a chime box

Source: Gottlieb System 1 Pinball Repair from 1977 to 1980, Clay Harrell (pinrepair.com)