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SIM card is invalid
Beyond the GSM service area
Can't connect
to the network
Signal is week
The current voltage inconsistent
with the charger voltage.
Using non-standard charger
Battery dormant
Not charging
Poor contact
In response to the environmental protection policy of energy saving carbon
reduction, The Card Phone uses the latest Micro USB socket of EU (European Union)
standard, which can be charged via Micro USB by computer USB holes or USB
Please contact with your network
operator.
Please move to the network
service area.
Please move to the stronger signal
place try again.
Please use the same voltage of
charger.
Please use the specified charger.
If the battery is fully exhausted,
perhaps from lack of use, this time
charging takes about 5 to 10
minutes then the screen can show
charging icon.
Please check the cable plug is
connected.
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www.card-tec.com
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