i bought a NOS from pinball resource , it was set up with all the speech components missing but not needed for HH . it worked great . send Steve an email , i paid $99 us might be cheaper than a repair .

this is the 1 i got and worked fine

A6– System 80A Sound Board

Used in Gottlieb® System 80A Games:
Super Orbit and Royal Flush Deluxe.

This is also the base board used in the video / arcade games Krull, Mad_Planets, and Reactor -If you need the daughter/piggyback board, see GTB-MA483 listed below.*NOTE: This board does Not have speech capabilities.

We have been told by multiple clients that if your System 80 game uses sound only, originally used sound board MA-216, and is not supposed to have speech, this board will work. This applies to games like Eclipse, Haunted House, Punk, Striker, and Spirit.

GTB-MA309 $100.00ea