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Warning and Notice
To the owner
Some electronic devices are susceptible to electromagnetic interference sent by modem if inadequately
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shielded, such as the electronic system of vehicles. Please consult the manufacturer of the device before
using the modem if necessary.
Operating of laptop and desktop PCs and the modem may interfere with medical devices like hearing
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aids and pacemakers. Please always keep them more than 20 centimeters away from such medical
devices when they are turned on. Turn the modem off if necessary. Consult a physician or the
manufacturer of the medical device before using the modem.
Be aware of the usage limitation when using a modem at places such as oil warehouses or chemical
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factories, where there are explosive gases or explosive products being processed. Turn off your modem
if required.
The use of electronic transmitting devices is forbidden in aircrafts, at petrol stations and in hospitals.
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Please observe and obey all warning signs and switch off your modem in these conditions.
Do not touch the inner antenna area if not necessary. Otherwise it will affect your modem's performance.
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Store the modem out of the reach of little children. The modem may cause injury if used as a toy.
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Do not touch the metallic parts of the modem so as to avoid a burn, when the modem is working.
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Using your USB Modem
Please use original accessories or accessories that are authorized. Using any unauthorized accessories
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may affect your modem's performance, and violate related national regulations about telecom terminals.
Avoid using the modem near or inside metallic structures or establishments that can emit
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electromagnetic waves. Otherwise it may influence signal reception.
The modem is not waterproof. Please keep it dry and store in a shady and cool place.
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Do not use the modem immediately after a sudden temperature change. In such case, it will produce dew
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inside and outside the modem, so don't use it until it becomes dry.
Handle the modem carefully. Do not drop, bend or strike it. Otherwise the modem will be damaged.
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No dismantling by non-professionals and only qualified technicians can undertake repair work.
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Operating temperature range of -10℃ ~ +60℃ and humidity range of 5% ~ 95% are recommended.
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Limited Warranty
This warranty does not apply to defects or errors in the Product caused by:
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i. Reasonable abrasion.
ii. End User's failure to follow ZTE's installation, operation or maintenance instructions or procedures.
iii. End User's mishandling, misuse, negligence, or improper installation, disassembly, storage,
servicing or operation of the Product.
iv. Modifications or repairs not made by ZTE or a ZTE-certified individual.
v. Power failures, surges, fire, flood, accidents, actions of third parties or other events outside ZTE's
reasonable control.
vi. Usage of third-party products, or usage in conjunction with third-party products provided that such
defects are due to the combined usage.
vii. Any other cause beyond the range of normal usage intended for the Product.
End User shall have no right to reject or return the Product, or receive a refund for the Product from
4 Confidential and Proprietary Information of ZTE CORPORATION
MF659 Quick Guide
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