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GPS Tracker |
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AVL-921 |
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Q:
Why Power LED is not “ON”?
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Check the connection of DC Power. Is it connected properly?
Does the power source meet 12-36V@3A requirement.
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If the Power Button has been switched to the right-hand side.
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If there is no problem with the power source and power switch,
then please check the wiring of PG circuit.
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Q:
Why Green LED does not flash?
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Check if GPS antenna is correctly installed, or if it is placed at a proper location, where it can well see the sky.
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Make sure there is not any metal material, such as windshield heat insulation paper with metallic content, above the GPS antenna – which may block the reception of GPS signal.
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Do not park your vehicle under shielding or under a building.
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If necessary, put the GPS antenna outside the car temporally.
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Q:
Why Orange LED does not flash?
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Check if GPRS antenna is correctly installed.
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Check if the SIM card has been installed correctly.
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Make sure the SIM card does support GPRS communication.
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Please do cut off power, before insert or remove the SIM card.
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If the vehicle is parked in a place where GSM signal is weak.
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Check if the GSM/GPRS module sits definitely on the board.
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Re-boot your system, to see if the problem can be solved.
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