Williams/Bally ULN2803A Switch Matrix Driver Chip
Ships from US and is sold by Pinball Life$1.19
ULN2803A switch matrix driver chip used in all Williams/Bally WPC machines.
Common failure chip (position U20 on the CPU board). Common cause of "ground short row" error message.
Williams/Bally reference #5162-12422-00 & ULN, 2803A.
Common failure chip (position U20 on the CPU board). Common cause of "ground short row" error message.
Williams/Bally reference #5162-12422-00 & ULN, 2803A.