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The highest SAR value for the USB MODEM as reported to the FCC when tested for Body-worn measurements is 1.17
W/kg with 5mm air gap.
While there may be differences between the SAR levels of various phones and at various
positions, they all meet the government requirement.
The FCC has granted an Equipment Authorization for this model phone with all reported SAR levels evaluated as in
compliance with the FCC RF exposure guidelines. SAR information on this model phone is on file with the FCC and
can be found under the Display Grant section of http://www.fcc.gov/oet/fccid after searching on
FCC ID: Q78-MF680
FCC Compliance （only Part 15B）
This device complies with part 15 of the FCC Rules. Operation is subject to the condition
that this device does not cause harmful interference.
Caution: Changes or modifications not expressly approved by the manufacturer
could void the user's authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates, uses and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the following
measures:
—Reorient or relocate the receiving antenna.
—Increase the separation between the equipment and receiver.
—Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
—Consult the dealer or an experienced radio/ TV technician for help.
Using your USB Modem
•
Please use original accessories or accessories that are authorized. Using any unauthorized accessories
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
•
electromagnetic waves. Otherwise it may influence signal reception.
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The modem is not waterproof. Please keep it dry and store in a shady and cool place.
Do not use the modem immediately after a sudden temperature change. In such case, it will produce dew
•
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.
•
•
No dismantling by non-professionals and only qualified technicians can undertake repair work.
Operating temperature range of -10℃ ~ +60℃ and humidity range of 5% ~ 95% are recommended.
•
Limited Warranty
•
This warranty does not apply to defects or errors in the Product caused by:
i. Reasonable abrasion.
4 Confidential and Proprietary Information of ZTE CORPORATION
MF680 Quick Guide
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