AdvancedJET AJ-740 74" Eco-Solvent Inkjet Printer
SERVICE CALL xxxx
Roland devices have multiple failsafe mechanisms to protect critical components. The machine will stop operations when any of these failsafe's are triggered.
An unrecoverable error occurred, or part replacement that must be performed by a service technician is required.
Note the number displayed, then switch off the sub power. After you switch off the power, inform your authorized Roland Service Center.