Led Indication - NAVTELECOM SIGNAL S-2651 Operation Manual

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In order to display the operation modes and the current state of the system, three LEDs on the device case
are used: SYS, GSM and NAV.
The SYS system LED indicates the current status of the device. This LED indicates an alarm state if an alert is
sent to subscribers by SMS, or an input is in the activated state. Also, the system LED can display the system
operation in test mode (it is glowing for one second, is not glowing for one second).
Meaning of SYS LED indication
Type of the signal light
No indication
1 flash в 4 seconds
2 flashes in 4 seconds
3 flashes 4 seconds
Continuous frequent flashes
Meaning of GSM LED indication
Type of the signal light
No indication
1 sec is glowing, 1 is not glowing
1 short flash
1 second off
2 short flashes
1 second off
3 short flashes
1 second off
Permanent short flashes
Constant glowing
Meaning of NAV LED indication
Type of the signal light
No indication
1 sec is glowing
1 is not glowing
1 short flash
1 second off
2 short flashes
1 second off
3 short flashes
1 second off

3. LED INDICATION

"Turn off " mode
"Energy saving" mode
"Monitoring" mode
"Security" mode
"Alarm" mode
Built-in GSM-module is turned off.
Built-in GSM-module is turned on. No registration in the operator's
network
There is a registration in the cellular network of the operator. Weak
signal
There is a registration in the cellular network of the operator.
Medium quality signal
There is a registration in the cellular network of the operator. High
quality signal
Open GPRS session. Attempts to establish communication with the
telematics server
Connected either to the telematics server by GPRS or by voice
channel
Signal value
Built-in GLONASS/GPS module is turned off
Built-in GLONASS/GPS module is turned on
Navigation coordinates is not identified
Built-in GLONASS/GPS module is turned on
Navigation coordinates is identified. Small number of satellites
Built-in GLONASS/GPS module is turned on
Navigation coordinates is identified. Average number of satellites
Built-in GLONASS/GPS module is turned on
Navigation coordinates is identified. A large number of satellites
Signal value
Signal value
Tab. 3
Tab. 4
Tab. 5

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