Warnings And Precautions; Electronic Device; Medical Device - Huawei F661 User Manual

2.
Bring the phone to a location where strong signals
can be received.
Call Volume Is Too High or Too Low
During a call, press the Left or Right navigation key 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.
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