I have an old addco flip panel meesage board trailer. The system is run by an Epson computer. I dont know the second password to create different messages. The default password for the preprogrammed Messages is DOTS any one have a manual or know the second password?
Try putting in DOT1 or just DOT and see if it lets you get in .
if you need any parts im parting out a '96... going to make a landscape trailer outa it