User’s Manual
7-2
Audio
Problem: The speaker cannot be heard.
Solution: The volume might be set too low, please check the volume control.
Problem: The volume is too high (or too low).
Solution: The volume is not correctly set, please check the volume control.
Problem: The headphone doesn’t work.
Solution 1: The volume level is not correctly set, please check the volume
control.
Solution 2: The headphone is plugged into the wrong jack.
Solution 3: There is no audio source.
Battery
Problem: The battery pack will not charge.
Solution 1: The battery pack is exposed to an excessively hot or cold envi-
ronment. Place the battery in a suitable environment and after it returns to
normal temperature try again.
Solution 2:
The battery may be bad and may need to be replaced, call
your vendor for more details.
Problem: The battery pack will not charge and the charge indicator
light is off.
Solution 1: The battery is already fully charged and the indicator light is
broken.
Solution 2: The battery pack is exposed to an excessively hot or cold environ-
ment. Place the battery in a suitable environment and after it returns to normal
temperature try again.
Solution 3: The battery may be bad and may need to be replaced, call your
vendor for more details.
