Backlight and error / alert icon

The backlight (display screen) and error / alert icon on the top right corner of the display screen indicate the meter status.

Backlight	Error / Alert icon	Description
OFF	–	Device not powered ON or device is OFF
ON / Dim	OFF	LCD is in power saving mode.
ON / Normal	OFF	Normal working status.
Flashing	Flashing	Alarm / diagnosis is active.
ON / Dim	Flashing	Alarm / diagnosis is active for 3 hours and LCD is in power saving mode.
ON / Normal ON / Dim	ON	Not active alarm. Logged alarms are not acknowledged by the user.