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Stop using the battery if abnormal heat, odor, discoloration, deformation, or abnormal condition is
detected during use, charge, or storage.
Do not use with a damaged or deformed battery.
Remove the battery whose life cycle has expired from equipment immediately.
When a handset is set to Vibration mode, the vibration can sometimes cause the D90 handset to
move.
Use a damp or anti-static cloth to clean the handset. Do not use an ordinary dry cloth or electrostatic
cloth. Do not use chemical or abrasive cleaners as these could damage the case.
Remember to make backup copies of all important data on your handset.
Aircraft Safety
Switch off your phone when inside or near aircraft. The use of handsets in aircraft is illegal. It may be
dangerous to the operation of the aircraft and it may disrupt the cellular network. Failure to observe
this instruction may lead to suspension or denial of phone service to the offender, or legal action, or
both.
Hospital Safety
Switch off your phone and remove its battery in areas where the use of handsets is prohibited. Follow the instructions given by the respective medical facility regarding the use of handsets on their premises
General Safety
In some countries national law prohibits private copying of copyrighted material. Please check the
national legislation of the applicable country concerning the use of such material.
Please check roaming agreement availability with your network operator.
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In the unlikely event of a battery leak, take care to keep the battery discharge away from your eyes
or skin. If the leakage does come into contact with the eyes or skin, please flush thoroughly in clean
water and consult with a doctor.
Do not solder a battery directly
The earpiece may become warm during normal use. Also, the handset itself may become warm
while the battery is being charged.
Be careful not to place the handset near heat sources (such as a heater) or too close to the edge of
the table.
Third party equipment: The use of third party equipment, cables or accessories, not made or
authorized by ZTE, may invalidate the warranty of your phone and also adversely affect the phone's
safety/operation.
Remember to recycle: the cardboard packing supplied with this handset is ideal for recycling.
Do not use the handset on the ground without the permission of the ground staff
Many jurisdictions have laws and regulations about taking pictures in public or private areas and
regarding the processing and further use of such pictures. ZTE encourages its customers to obey all
laws and to honor the personal rights of others.
The use of Mobile Phones is not allowed in some radiation sensitive areas, such as hospitals,
research centers and airplanes. The user is responsible to power-off the device. If there is any
uncertainty, the battery shall be removed.
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