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device to the seller.
b)If the green GSM LED is not in constant flashing, please check the
installation of SIM card.
c)If the blue GPS LED is not constant light, it mean GPS signal can
not be received well, please check installed position.GPS signal
only can be received out of the room and face to sky.
10.1.2 Please check the offline area in order to judge if the network
problem of operators.
10.2 When GPS can not receive the signals, please drive in the open sky
and ensure there is no metal thins on the device.
10.3 When the device can not receive the GSM signal, please check the
SIM card installation. If the GSM signals can not reach your location
(such as the basement), please drive to the open sky.
Содержание GT02D
Страница 3: ...Relay Manual Screws ...