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GMT100 User Manual
TRACGMT100UM001
-12 -
-Remove the external power and USB power.
-Press the reset key.
Note:
GMT100 PWR LED will off.
3.3.
Reset Key
There is a reset key behind the SIM card cover. If the power wire is connected to vehicle
power, the system will reboot when the key is pressed; if the system is powered by the
backup battery and th e power wire is not be c onnected to vehicle power, the system will
shutdown when the key is pressed.
Note:
When you finished the firmware upgrade, please press the reset key to reboot the system
before configuring the terminal.
3.4.
USB connector
There is a USB connector on GMT100 which
is beside the SIM card. With the USB
connector a nd the DAT A_CABLE_M, user ca n configure the syste m or downl oad
firmware. As long as the DATA_CABLE_M is plugged in, the system will boot.
3.5.
Power Connection
The red wire is power wire and the black wire is ground wire. The input voltage range for
this device is from
12
to
24
V. The device is designed to be installed in vehicles that
operate on 12V or 24V systems without the need for external transformers.
Figure 3.
Typical Power Connection
3.6.
Ignition Detection