The error can’t be reset. The circuit breaker 103F0 trigerred
Possible causes: beans have been jammed and stuck in the valve, a bent valve.
green - normal mode
yellow - settings mode
red light 5 sec - right after the trigger, cooldown phase
red light blinking - can be reseted by pressing a button
permanent red light - device went to the block after several triggers in a row, can be reset by removing the power