Synesso Espresso Machine Technical Manual page 54

PROGRAMMING
Menu Level 2: Return To Level 1
Line 1 and 2 indicate that you are on the Return To Operation Mode screen.
Pressing the line1 button will cycle back to the 'Temperature Display' screen on menu level 2.
Pressing the line 3 button will cycle back to menu level 1's 'Display Default Overview' screen.
In order to enter menu level 3, press and hold both the line 4 button and the '▲' button at the same
time, for approximately 4 seconds. Access to level 3 is only available from this screen.
Technical Manual 54