NVRAM board replaces 5101 and 5101L SRAM chip, no batteries necessary Circuit Boards so that you can easily

so that you can easily get them plugged in in a dark backbox

And the ribbon connectors are boxed

if a display(s) do not work due to faulty circuitry

We are not bringing back displays from the dead

The original game came with boards that had connectors for the wiring

NVRAM board replaces 5101 and 5101L SRAM chip, no batteries necessary Circuit Boards so that you can easilyBatteries, oh, batteries. The damage that you do. This product simply replaces the 5101 SRAM chip. You can plug it into a socket, or solder it in directly. If the socket, it MUST be a new one. This part will not repair an MPU that has other problems, or damaged traces. You must know what you are doing and have a working board first. This product also requires soldering skills. You get a 60 day warranty with replacement only.