Hi I fix roll laminators for a living as a indenpendent .
its very likely the circuit breaker, its under thae machine near the power switch, try pushing it in to reset it.
in addition make certain all the interlock switches are closed. clear plastic cover closed, feed tray switch engaged.
if you are around pittsburgh i would come and give you a FREE ESTIMATE:) no cost no obligation.
if you have futher questions i provide free telephone help 412 366 4906
have a good day, this is my busiest time of the year
bob haller, September 2015