AdvancedJET AJ-740 74" Eco-Solvent Inkjet Printer
Motor Error 0004.
Roland devices have multiple failsafe mechanisms to protect critical components. The machine will stop operations when any of these failsafe's are triggered.
This is a feed motor over current error where a large load is put on the motor movement instantaneously. Turn the power off, clear any media jam that may have occurred and turn the printer back on. If the error continues, please contact your local Roland Service Center.