10
LED indications
Table 3 Navigation LED indications
BEHAVIOUR
MEANING
Permanently switched on
GNSS signal is not received
Blinking every second
Normal mode, GNSS is working
Off
GNSS is turned off because:
Device is not working or Device is in
sleep mode
Blinking fast constantly
Device firmware is being flashed
Table 4 Status LED indications
BEHAVIOUR
MEANING
Blinking every second
Normal mode
Blinking every two seconds
Sleep mode
Blinking fast for a short time
Modem activity
Off
Device is not working or Device is in
boot mode
Basic characteristics
Table 5 Basic characteristics
MODULE
Name
Teltonika TM2500
Technology
GSM, GPRS, GNSS, BLUETOOTH
GNSS
GNSS
GPS, GLONASS, GALILEO, BEIDOU, SBAS,
QZSS, DGPS, AGPS
Receiver
33 channel
Tracking sensitivity
-165 dBM
Accuracy
< 3 m
Hot start
< 1 s
Warm start
< 25 s
Cold start
< 35 s
CELLULAR
Technology
GSM
2G bands
Quad-band 850 / 900 / 1800 / 1900 MHz
Data transfer
GPRS Multi-Slot Class 12 (up to 240
kbps)
Data support
SMS (text/data)
POWER
Input voltage range
12 - 30 V DC with overvoltage protection
Back-up battery
3.7 V 45 mAh
