Fruit Machine Chat

im new to owning a fruit machine is it a simple swap over? thanks for your help its really appreciated

E21 a1 error code can any1 tell me how to stop this please ?

Hi ive got a vivid rock around the clock fruit machine and i keep getting the error message e21 a1 can any1 help im led to believe its to do with reel 1 but this is only due to it lighting up with the alarm thanks dan