@lostless ok thankyou will investigate the new power supply! Thankyou for your help. @ruckage that modded neo geo looks superb! Exactly what I would like to do but fear I lack the skills. How did it all turn out in the end, am interested to know.
Please do not post a support request without first reading and following the advice in https://retropie.org.uk/forum/topic/3/read-this-first