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6.
Trouble shooting
Item
Condition
1
EXT Led is off.
2
STA is always on.
3
GPS Led is off or always on
Utility can not connect to
4
GT-540P-3GWA-OEM2
5
Counter function is error.
STA LED director is flashing
6
per 50 ms.
GT-540P-3GWA-OEM2 user's manual, Version 1.0, 2013/10
GT-540P-3GWA-OEM2 user's manual v1.0
Trouble shooting
The external power has problem. Please check
the wire is connected correctly and the power
voltage is 12V
/24V
DC
Check SIM card
Check GSM Antenna
Check the GSM signal strength
Check the setting of GPS is enabled.
Check the antenna is connected correctly
The antenna must be outside.
Confirm STA Led is flashing per second. If no,
refer to Item 2 for trouble shooting.
Check the wire connection of COM ports in PC
and the GT-540P-3GWA-OEM2 is correct.
Check the com port of PC is normal.
Check the wiring of DI channel.
Check the frequency of counter is 5~40 hz.
Check the DI setting in Utility is set as counter.
This condition shows the SIM card needs
PIN/PUK code or PIN/PUK code is wrong.
You can apply Utility to input the correct
PIN/PUK code.
.
DC
53/53
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