Operation Manual

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16. Operate the device by placing it on a level desk. Operating by placing it on a blanket,
pillow, or carpet will render working temperature too high for the device, and may damage
it.
17. When the system executes the read-write operation for the memory card, do not take it
out, or data in the card may be destroyed or missing. This may even cause the system to
break down.
18. Do not power off when you are navigating, playing films and music, and viewing pictures.
19. Do not store the batteries or charge the batteries in cold or hot areas, or the performance
of the batteries may be damaged.
20. Keep the battery or charger out of the reach of children.
21. Mistakes in changing batteries may cause an explosion. Dispose the old batteries
according to instructions.
22. Use the battery specified by the original manufacturer on changing batteries.
23. Keep the device out of reach of children when it is being charged.
24. Violent collision or drop may damage the device or spoil its appearance. Please take care.
25. Do not use an earplug with over high volume, or it will hurt your hearing and even cause
permanent hearing impairment.
26. Please do not set the volume of an external loudspeaker too high for a long time.
Longstanding use may cause an output distortion of the loudspeaker.
27. While watching videos, repetitive actions may result in discomfort in hands, arms,
shoulders or other parts of your body.