Normal operation · De’Longhi Dedica EC685
De’Longhi Dedica EC685: The three button lights flash one after another when you switch on
The appliance is running its self-diagnosis cycle.
- Which light
- Several lights or symbols at once
- Colour
- Colour not named by the maker
- Steady or flashing
- Lights taking turns
What De’Longhi says to do
- Nothing to do: the cup lights then flash while it heats up and go steady when it is ready.
From Coffee maker EC685 / EC695 / EC785 — Instructions for use: 7.3 Cooling cycle, 12 Descaling, 13 Explanation of indicator lights, 14 Troubleshooting. This is the Dedica EC685’s pattern; another De’Longhi machine may use the same light for something else — check the manual for your model.
Other De’Longhi Dedica EC685 lights
Normal operation on other machines
The same need shows up as a different light on each machine — which is why a light cannot be read without the machine.
Sources
Every line on this page comes from De’Longhi’s own documents, read on the date shown. Nothing is taken from third-party manual sites.
- De’Longhi: Coffee maker EC685 / EC695 / EC785 — Instructions for use: 7.3 Cooling cycle, 12 Descaling, 13 Explanation of indicator lights, 14 Troubleshooting — Dedica EC685, EC695, EC785 (EC685EX:4 edition). library.delonghigroup.com Checked 2026-09-29.