Keep equipment dry during use, storage, and transportation.

Avoid heavy impacts when storing, transporting, and using the equipment.

Do not disassemble the device by yourself. If the device is faulty, contact Avaya.

Do not change the structural, safety, and performance design of the equipment without authorization.

The administrator must understand the correct operation methods and safety precautions before installing, operating, maintaining, removing the safety equipment, and repairing the equipment.

When using this device, follow relevant laws and regulations and respect the legal rights of others.

Install the equipment according to the instructions.

Place the equipment on a stable workbench or on a wall-mounted bracket according to the instructions.

Place the device in a ventilated, non-glare environment.

Do not place the device and its accessories in an environment with extremes of temperature.

Do not place the device near water or in a damp area.

Do not place anything on the device. Leave more than 10cm of heat dissipation space around the device.

Do not place the device near flammable objects.

Keep the equipment clean and dust-free.

Keep away from heat sources and open flames.

Avoid appliances with strong magnetic or electric fields, such as microwave ovens, refrigerators, and mobile phones.

Do not allow children to play with the equipment.

To avoid the risk of suffocation, do not allow children to play with product packaging bags.

To avoid damaging sensitive components, wear an anti-static wrist strap and ground the other end before touching the internal components.

Use accessories that come with the product or that the manufacturer recommends, such as power adapters and batteries.

Ensure that the power supply voltage meets the input voltage requirements of the device and use a surge protector.

Ensure that the three-pin socket is effectively grounded and that the neutral line and the live line are not reversed.

Keep the power plug clean and dry. To avoid the risk of electric shock, do not use damaged or aged cables.

Do not step on, pull, or excessively bend the device cable.

Do not scratch or abrade the outer casing of the device.

Prevent foreign objects such as metal from entering the device through the ventilation holes.

Keep your hands dry when plugging and unplugging the device cables.

Before plugging or unplugging the device cable, stop using the device and disconnect the power.

Do not allow water or other liquids to flow into the device. If any liquid flows into the device, disconnect the power supply and unplug all the cables connected to the device.

Stop using the device if there is any abnormality, such as smoke, abnormal sound, or odor. Disconnect the power supply and remove all cables connected to the device.

During a thunderstorm, disconnect the power and unplug all the cables connected to the device.

When not using the device for a long time, disconnect the power supply and unplug all the cables connected to the device.

Before cleaning, stop using the device, disconnect the power supply, and unplug all the cables connected to the device.

Do not use cleaning liquid or spray cleaner to clean the device casing.

Wipe the device case with a soft cloth.

Use the correct type of battery and install the battery using the correct polarity.

When the battery does not fit into the device, do not squeeze the battery hard.

If the battery leaks, emits smoke, or emits an odor, replace it immediately.

Do not mix old and new batteries. When replacing batteries, replace all batteries simultaneously.