ZTE Z797C user manual Electrical Safety, Ctia Requirements, Radio Frequency Interference

Models: Z797C

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For Your Safety

For Your Safety

Press the buttons lightly.

Use the special features that are designed to minimize the times of pressing buttons, such as Message Templates and Predictive Text.

Take many breaks to stretch and relax.

Emergency Calls

This phone, like any wireless phone, operates using radio signals, which cannot guarantee connection in all conditions. Therefore, you must never rely solely on any wireless phone for emergency communications.

Connection to a Car

Seek professional advice when connecting a phone interface to the vehicle electrical system.

Faulty and Damaged Products

Do not attempt to disassemble the phone or its accessories. Only qualified personnel can service or repair the phone or its accessories. If your phone (or its accessories) has been submerged in water, punctured, or subjected to a severe fall, do not use it until you have taken it to be checked at an authorized service center.

• Replace the battery only with another battery that

has been qualified with the system per this standard,

IEEE-Std-1725. Use of an unqualified battery may

present a risk of fire, explosion, leakage or other

hazard.

• Promptly dispose of used batteries in accordance

with local regulations.

• Battery usage by children should be supervised.

• Avoid dropping the phone or battery. If the phone or

battery is dropped, especially on a hard surface, and

the user suspects damage, take it to a service center

for inspection.

the opposite ear to your pacemaker and do not carry it in a breast pocket.

Hearing Aids

People with hearing aids or other cochlear implants may experience interfering noises when using wireless devices or when one is nearby. The level of interference will depend on the type of hearing device and the distance from the interference source. Increasing the separation between them may reduce the interference. You may also consult your hearing aid manufacturer to discuss alternatives.

Loud Noise

This phone is capable of producing loud noises, which may damage your hearing. Turn down the volume before using headphones, Bluetooth stereo headsets or other audio devices.

Phone Heating

Your phone may become warm during charging and during normal use.

Electrical Safety

Accessories

Use only approved accessories. Do not connect with incompatible products or accessories. Take care not to touch or allow metal objects, such as coins or key rings, to contact or short-circuit the battery terminals. Never puncture the surface of the battery with sharp objects.

CTIA Requirements

Do not disassemble or open, crush, bend or deform, puncture, or shred.

Do not modify or remanufacture, attempt to insert foreign objects into the battery, immerse or expose to water or other liquids, expose to fire, explosion or other hazard.

Only use the battery for the system for which it is specified.

Only use the battery with a charging system that has been qualified with the system per CTIA Certification Requirements for Battery System Compliance to IEEE 1725. Use of an unqualified battery or charger may present a risk of fire, explosion, leakage, or other hazard.

Do not short-circuit a battery or allow metallic conductive objects to contact battery terminals.

• Improper battery use may result in a fire, explosion,

or other hazard.

• The phone shall only be connected to CTIA certified

adapters, products that bear the USB-IF logo or

products that have completed the USB-IF compliance

program.

Radio Frequency Interference

General Statement on Interference

Care must be taken when using the phone in close proximity to personal medical devices, such as pacemakers and hearing aids.

Pacemakers

Pacemaker manufacturers recommend that a minimum separation of 15 cm be maintained between a mobile phone and a pacemaker to avoid potential interference with the pacemaker. To achieve this, use the phone on

Medical Devices

Please consult your doctor and the device manufacturer to determine if operation of your phone may interfere with the operation of your medical device.

Hospitals

Turn off your wireless device when requested to do so in hospitals, clinics or health-care facilities. These requests are designed to prevent possible interference with sensitive medical equipment.

Aircraft

Turn off your wireless device whenever you are instructed to do so by airport or airline staff. Consult the airline staff about the use of wireless devices onboard the aircraft. If your device offers a ‘flight mode’, this must be enabled prior to boarding an aircraft.

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ZTE Z797C user manual Electrical Safety, Ctia Requirements, Radio Frequency Interference