User Manual – EC II GSM SE
44
13 LED indications
Status information on EC II GSM SE is indicated with LED light signals. There is a LED on
speech unit and there are three LED´s on the central unit.
13.1 The three LED´s of the central unit
13.1.1 LED A – Green LED indicates mains voltage
Flashing sequence:
Information:
Green fixed light
External voltage connected
Switched off
External voltage missing
13.1.2 LED B – Green LED indicates function of GSM-module:
Flashing sequence:
Information:
Green short flash
Module connected to GSM net
Green fixed light
Network problem / SIM card problem
13.1.3 LED C – Three colored LED (red/green/yellow):
Flashing sequence:
Information:
Green short flash
Normal state
Green short dual flash
Active alarm mode
Yellow fixed light
Alarm registered /call is in progress
Green fixed light
Speech connection/intercom is in progress
Red/Green alternating
Programming mode
Red/Green/Red short flash
Battery alarm
Red alternating on/off
Network problem / SIM card problem
Red short dual flash
Base configuration is missing
LED A
LED B
LED C
Summary of Contents for EC II GSM SE
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