User's Manual

GB621 Quick Installation Guide v.1.0
Hardware Description
The Bluetooth GPS has three LED indicators. The first is low power
LED indicator that is named LED1. The second is GPS & Charge
status LED that is named LED 2. The third is Bluetooth status LED that
is named LED 3. The status table of LED shows as follows:
External
Antenna
Connector
(
MMCX t
yp
e
)
Power
Switch
DC
Charging
Jack
Low
Power LED
(red color)
(LED1
)
GPS (green color) &
Charge (red color)
LED (LED2
)
Bluetooth LED
(blue color)
(LED3
)
Power
Switch
GB621 Quick Installation Guide v.1.0
PLEASE CHARGE BATTERY FULLY
BEFORE INITIAL USE. (When fully
charged, red color-LED2 will automatically
switch off.)