These machines feature automatic fault reporting,
displayed in the form of flashing error codes.
F1 = Setting of machine type and variety is missing.
"F1" is shown while the print board is being
changed or if the power is connected to the
machine while the service program is active.
(Machine type and variety should be set in the ser-
F4 = The thermal sensor is disconnected.
Loose or broken connection.
487 18 39 01 - 300/500/750 - GB