What to do if the screen is blank on my Marco JET6 Coffee Maker?
- UusimpsonAug 14, 2025
If your Marco Coffee Maker's screen is blank, first ensure that the unit is correctly plugged in and switched on. Then, check the power supply. If the issue persists, it could be due to a damaged plug or lead, or an internal wiring fault, both of which require a qualified service technician.







