GSR has 4 LEDs for showing events and status to the user:
2.1.2.1. Power LED ()
Shows if the device is powered ON or OFF.
- Device powered OFF –
- Device powered ON –
2.1.2.2. Signal LED ()
Displays the current mobile network signal.
No signal –
Weak
- 4G/3G –
- 2G –
Good
- 4G/3G –
- 2G –
Very good
- 4G/3G –
- 2G –
2.1.2.3. Connectivity LED ()
Shows call status and configuration changes.
OUTCOMING CALL
- Off-hook – (1 second) y (1 second)
- Calling – (0.5 seconds) y (0.5 seconds)
- Ongoing call –
- Busy line – (1 second) y (1 second)
INCOMING CALL
- Call incoming – (0.5 seconds) y (0.5 seconds)
- Ongoing call –
OTHER STATUS
- Successful configuration – Morse OK
- Idle –
2.1.2.4. Battery LED ()
Displays battery level.
- Optimal battery level –
- Low battery according to EN81-28 regulation –