amiga a1200 rgb scart problem

[Moschops]

hi recently bought a rgb scart for my a1200 picture is alot better but the display is not central there is about a 2 inch gap down the right side of the tv display and as such part of the screen is missing down the left its a panasonic plasma if that makes any difference. anyone any suggestions
thanks andy

[tone007]

In games? Manually adjust TV, if that's not possible, try a different TV.

In Workbench, you can probably fix it with overscan settings but that doesn't do anything for gameplay.