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Safety Precaution
Before using this device, read carefully and understand all safety instructions included in this
chapter, and observe them strictly when using to ensure that the device provides you with pleasure
and entertainment for a long period of time.
1. Read carefully through this manual, and fully understand all the operation instructions and
warnings of this device.
2. Check if the contents in the packing comply with the packing list. If not, contact the dealer
immediately.
3. When it is left unused for a long period of time, the battery must be taken out from battery
chamber. If battery liquid leakage is detected and the device works abnormally, do not
disassemble the device for cleaning, which may lead to irremediable damage. In this case,
contact Astone customer service center for technical support and help from Astone
professional service team. However, Astone takes no liability for any damage resulting from
battery liquid leakage.
4. This device is a hi-tech electronic product, which should be kept away from heat, cold or
moisture when being used. Special care should be taken to observe the followings:
a) The device should not be exposed to strong sunlight, and should be kept away from heat
sources.
b) Avoid using the device outdoor at low temperature for a long period of time.
c) The device should not be placed in the environment of extra-humidity; Care should be taken
so that water and other liquids are not spilled into the device. If it happens, it should be
switched off immediately.
d) The device should not be used in dust-plagued or very dirty places.
e) Do not clean the device with any type of detergent containing chemical elements or other
solutions in order to avoid damages from corrosion or moisture. If necessary, please clean it
with soft cloth or paper slightly.
5. Never use the device in a strong magnetic field, strong electric charge or electromagnetic
interference environment to prevent data from being lost.
6. Do not drop the device to the ground or suffer it from fierce impact by other objects, which may
lead to unnecessary damage.
7. The device uses a rapid internal storage for data memory. Generally, even when the power is
suddenly turned off, the data in the device will not lose. However, mal-operation, malfunction
or external strong electromagnetic interference may lead to data loss. So, it is advisable for
users to make a copy of all useful data in time. Astone will be responsible only for the
inherent problem of the device, not for data loss or other indirect loss arising from mal-
operation, maintenance or other accidents. Astone will not be held responsible for
restoration of any personal data lost.
8. The device should be opened under no circumstances. The manufacturer takes no liability for
any damage resulting from unauthorized tampering.
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