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Sunstech EB-I3 4GB Manual

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11.8 In case of low battery, please charge it before using the product again. When
the product runs out of battery, please charge it before connecting it to the
computer. Charging is required in the following cases:
A) The battery icon indicates no power.
B) The system is auto off, and auto off again quickly after being restarted.
C) The keys have no response.
D) To ensure the charging stability, please try to charge this product with the help
of the standard charger rather than the computer.
XII. FAQ
1. The product fails to be turned on.
Answer: Connect it to the charger or to a computer to check whether the battery
voltage is too low. If so, charge it and try again. If it still fails to be turned on, please
contact our Customer Service Department.
2. No sound can be heard from the earphone.
Answer: Check whether the volume is set as “0”. If not, check whether the earphone
is inserted properly.
3. The keys have no response.
Answer: Check whether the keyboard is locked. If so, unlock it and try again.
4. There is serious noise from the product.
Answer: Check whether the earphone plug is clean and remove the dirt if any.
Check whether the current music file is damaged by playing another file.
5. The product fails to download files.
Answer: Check whether it is properly connected to the computer.
Check whether there is space available in the memory.
Check whether the USB cable is damaged.
6. What if the product is crashed?
Answer: If the product is crashed in operation, please press RESET and restart the
product.
To prevent unexpected crash, please do not press the keys simultaneously but one
by one.
Charge the product immediately when it runs out of power.
7. Why the service time on a single charge is different from time to time?
Answer: The Li-Polymer battery's service time may vary with its working
temperature, environment and conditions.
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