GL300M Series User Manual
QSZTRACGL300MUM0001
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3.3.
GL300M Series External Cable Interface
GL300M Series External Cable has a Mini USB connector with six wires which allows the
connection to the external power interface, ignition detection interface and input
interface for GL300M Series. Please find the details in the following table.
Color
Name
Remark
RED
External DC IN (5V)
Please refer to Chapter 2.5.1 for
details.
Black
Ground
Please refer to Chapter 2.5.1 for
details.
Blue
External Battery IN (DC 3.4V to 4.2V)
Please refer to Chapter 2.5.2
for
details.
White
Ignition Detection
Please refer to Chapter 2.6 for
details.
Green
NSW (negative trigger input)
Please refer to Chapter 2.7 for
details.
3.4.
Turn On/Turn Off
Turn on:
Method 1: Press the Power key at least 3 seconds and then release it to turn on
GL300M Series. At the same time, PWR LED will also turn on.
Method 2: Connect the device to the charger or external battery. The device will turn
on automatically, and PWR LED will also turn on.
Turn off:
Method 1: Press the power key about 2 seconds. PWR LED will flash fast and then turn
off. It indicates that GL300M Series is turned off. The time needed to power off the
device depends on the quality of the network. The maximum time needed for power
off is 90 seconds. This method is only valid for turning off the device when internal
battery is used. Please note the end-user cannot power off GL300M Series through
Method 1 when the power key is disabled by protocol.
Method 2: If external battery is used, the device will power off when the external
battery is disconnected.
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