What do the notification light mean on Galaxy Note Edge?

Your Mobile Device has an LED indicator on the front top-left corner of the device. When your screen is off the LED indicator notifies you of missed Notifications, Low battery when the device is Charging and when you are Voice recording. The following are the types of events and their associated colour.

Blue:
• Pulses in multi-tone blue while the device is turning on or off
• Blinks blue for a missed call, message or other notification
• Blinks blue when you are recording a voice

Red
• Glows red when the device is connected to a charger and is charging
• Blinks red when the device is connected to a charger but there is a problem with charging
• Blinks red when the battery is low

Green
• Glows green when the device is connected to a charger and the battery is fully charged
• Blinking green indicates the battery is fully charged

You can edit the types of events to receive notifications. From the Home screen touch Apps  > Settings  > Display > LED indicator and mark the events you would want your device to notify you.