Cleaning Requirements - Huawei EchoLife ET323 User Manual

EchoLife ET523 IP Phone User Manual

Do not scratch or abrade the shell of the device. This may lead to malfunctions of
the device. The shed painting material may also lead to skin allergy.

Cleaning Requirements:


Before cleaning the device, stop using it and disconnect it from the power supply.

Use a piece of soft cloth to clean the device.

Keep the power plug clean and dry. Using a dirty or wet power plug may lead to
electric shock or other perils.
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8 Safety Precautions