GV57MG User Manual
TRACGV57MGUM001
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3.8 LED Status
GV57MG has two status LEDs that are CELL LED and GNSS LED.
Figure 8. GV57MG LEDs on the Case
LED
Device Status
LED Status
CELL
LED
(Green)
The device is searching cellular network.
Fast flashing
The device has been registered to cellular
network.
Slow flashing
SIM card needs pin code to unlock.
ON
GNSS
LED
(Red)
GNSS is turned off.
OFF
The device has got GNSS location information.
ON
The device is searching for GNSS signal.
Fast flashing
GNSS sends no data or data format error
occurs.
Slow flashing
Table 8. Definition of Device Status and LED
Note:
1. The fast flashing of cell led is about 100ms ON/800ms OFF.
2. The slow flashing of cell led is about 100ms ON/2000ms OFF.
3. The fast flashing of GNSS led is about 100ms ON/100ms OFF.
4. The slow flashing of GNSS led is about 600ms ON/600ms OFF.
