Fruit Machine Chat

I have a JPM Gamebox quiz machine. This machine was working when first purchased but within a couple of hours use the machinge stopped working (there wasn't any picture on the screen or sound). The machine hasn't been moved and is kept in a dry room so hoping it is something that can be quickly fixe...

I bought a jpm quiz machine (it has the six game cd rom) after playing it for one evening I have turned it on today to find that the screen is completely black with a thin line of light running across the width of the screen. Has anyone got any ideas please on what this could be and how to fix it? I...