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6.3 Don't put the unit in overheated or overcooled places.
6.4 Handle carefully. Don't vibrate or shake it violently.
6.5 Clear the unit with a piece of dry cloth. Don't clean in chemicals, detergent.
6.6 Don't paint the unit, this may cause some foreign materials left in between the parts.
6.7 Don't disassemble or refit the unit.
6.8 Please use the battery and charger provided by manufacturer. Using other batteries and chargers will cause unwanted
situation.
7 Faults & The solutions
Faults
Startup Fail
Hang up Fail
No GSM Signal
Solution
Check the battery and see if it is fully charged or
correctly installed.
In existence of an authorized number, an unauthorized
number dials up the unit. Please initialize the unit and re-set up
the authorized numbers.
Please make sure SIM Card is GSM Net and installed correctly;
also call display should be on; but no call transfer and PIN code off.
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