Huawei G5521 User Manual page 42

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.

This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) this device may not
cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause
undesired operation.
Any changes or modifications to this device not expressly approved
by Huawei Technologies Co., Ltd. for compliance could void the
user's authority to operate the equipment.
Please visit www.huaweidevice.com/worldwide/support/hotline for
recently updated hotline and email address in your country or region.
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