Led Indicator Status - GPS Tracker TK 104-B User Manual

GPRS
Connecting Fail
XI.

LED indicator status

LED Indicator
Power LED (Red)
GSM LED（Green）
GPS LED（Blue）
1. APN, IP address and port
may be wrong.
2.No GPRS subscription
service
3. No credit for the SIMCARD
Red LED flash
Red LED ON
Red LED OFF
ON
Quick flash for each second
Slowly flash for each 3 seconds
OFF
Quick flash for each second
1， Configure APN, IP and port again.
2， Subscribe GPRS service
3，
Topped up the SIMCARD.
Status
Low power
Charging
Fully charged
NO GSM reception
GSM Mode
GPRS Mode
No GPS reception
Good GPS reception
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