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No Information Is Displayed on the Phone
Screen
If the phone is not used for a long time and the battery runs out of power, the
phone may not display any information when it is being charged. This is a
normal phenomenon. The phone can be powered on after the battery is
charged for a while.
Battery Cannot Be Charged
1. Check that the phone and the power adapter are connected properly.
2. Check that the power adapter and the power socket are connected
properly.
3. Replace the power adapter or the battery with a new one of the same
model.
Signal Strength Is Weak
1. Check that the SIM card is installed properly.
2. Place the phone at a location where strong signals can be received.
Call Volume Is Too High or Too Low
During a call, press navigation keys to adjust the volume.
Warnings and Precautions
This section contains important information pertaining to the operating instructions of your
device. It also contains information about how to use the device safely. Read this
information carefully before using your device.
Electronic Device
Power off your device if using the device is prohibited. Do not use the device when using
the device causes danger or interference with electronic devices.
Medical Device
Follow rules and regulations set forth by hospitals and health care facilities. Do not use
your device when using the device is prohibited.
Pacemaker manufacturers recommend that a minimum distance of 15 cm be
maintained between a device and a pacemaker to prevent potential interference with
the pacemaker. If you are using a pacemaker, use the device on the opposite side of
the pacemaker and do not carry the device in your front pocket.
Some wireless devices may affect the performance of hearing aids. For any such
problems, consult your service provider.