User Guide

MT7921K
Install User Guideline: Part-I
Confidential B
MediaTek Confidential
© 2022 MediaTek Inc.
Page 19 of 19
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2.10 Additional testing, Part 15 Subpart B disclaimer
This transmitter module is tested as a subsystem and its certification does not cover the FCC
Part 15 Subpart B (unintentional radiator) rule requirement applicable to the final host. The final
host will still need to be reassessed for compliance to this portion of rule requirements if
applicable.
As long as all conditions above are met, further transmitter test will not be required. However,
the OEM integrator is still responsible for testing their end-product for any additional compliance
requirements required with this module installed.
IMPORTANT NOTE: In the event that these conditions can not be met (for example certain
laptop configurations or co-location with another transmitter), then the FCC authorization is no
longer considered valid and the FCC ID can not be used on the final product. In these
circumstances, the OEM integrator will be responsible for re-evaluating the end product
(including the transmitter) and obtaining a separate FCC authorization.
Manual Information To the End User
The OEM integrator has to be aware not to provide information to the end user regarding how to
install or remove this RF module in the user’s manual of the end product which integrates this
module.
The end user manual shall include all required regulatory information/warning as show in this
manual.
OEM/Host manufacturer responsibilities
OEM/Host manufacturers are ultimately responsible for the compliance of the Host and Module.
The final product must be reassessed against all the essential requirements of the FCC rule
such as FCC Part 15 Subpart B before it can be placed on the US market. This includes
reassessing the transmitter module for compliance with the Radio and EMF essential
requirements of the FCC rules. This module must not be incorporated into any other device or
system without retesting for compliance as multi-radio and combined equipment.