JURA A1: The two coffee-strength symbols (‘normal’ and ‘strong’) flash alternately

Other JURA A1 lights

• Descaling symbol lights up (machine otherwise ready) — descale needed
• Cleaning symbol lights up (machine otherwise ready) — cleaning due
• Filter symbol lights up (machine otherwise ready) — water filter
• Water tank symbol lights up — water
• Coffee grounds container symbol lights up — container or tray
• Coffee grounds container symbol flashes — container or tray
• The Ristretto, Espresso, Coffee and both coffee-strength symbols flash — fault or blockage
• Ristretto, Espresso, Coffee and Ground Coffee symbols flash briefly after you add ground coffee — fault or blockage
• The two strength symbols, the Cleaning symbol and the Descaling or Filter symbol light up brightly — setting confirmed
• Cleaning symbol flashes for 5 seconds at switch-on, then the machine switches off — fault or blockage
• All JURA A1 lights on one page

Water 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.

• Nespresso Vertuo Next: Orange light on for 1.5 seconds, off for 0.5 seconds, over and over
• De’Longhi Dedica EC685: The lights flash rapidly and no coffee comes out
• Philips Fully automatic espresso machines: Water tank light on
• Philips Fully automatic espresso machines: Alarm light on and the start light flashing
• Philips Barista Brew: Hot water/steam light blinking red
• Sage / Breville Bambino Plus: 1 CUP, 2 CUP and STEAM buttons not lit