2. Don’t use & store the unit in dusty places.
3. Don’t put the unit in overheated or overcooled places.
4. Handle carefully. Don’t vibrate or shake it violently.
5. Clear the unit with a piece of dry cloth. Don’t clean in chemicals,
detergent.
6. Don’t paint the unit, this may cause some foreign materials left in
between the parts.
7. Don’t disassemble or refit the unit.。
8. Please read the user manual carefully before installation and operation,
learn something more about the voltage range. Otherwise, it won’t work
properly or destroy the product.
8. Faults & the Solutions
Please check out the power wiring in correct place.
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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