Modular Approval letter

FCC ID: QOQ13

Cover Letter(s)

Download: PDF
FCCID_4041475

SILICON LABS
                             MODULAR APPROVAL REQUEST


October 8, 2018


RE:    FCC Modular Approval
FCC ID:      QO013


Dear Application Examiner

Silicon Laboratories Bluetooth 5.0 module, FCC ID: QOQ13, would like to have your
authorization as a modular approval. The requirements of section 15.212 of FCC rules have
been met and shown on the following statements.


 The modular transmitter must have its        The module has its own RF shielding
 own RF shielding.
 The modular transmitter must have            The module has buffered data inputs
 buffered modulation/data inputs {if such     integrated to EFRS2 chip
 inputs are provided) to ensurethat the
 module will comply with Part 15
 requirements under conditions of
 excessive data rates or over—modulation.

 The modular transmitter must haveits         The module has its own power supply
 own power supply regulation.                 regulation.

 The modular transmitter must comply          An embedded chip antenna is
 with the antenna requirements of Section     permanently attached to the A variant of
 15.203 and 15.204(c). The antenna must       module. The N variantof the module has
 either be permanently attached or            a unique antenna coupler (RF pin}.
 employ a "unique" antenna coupler (at all
 connections between the module and the
 antenna, including the cable). Any
 antenna used with the madule must be
 approved with the module, either at the
 time of initial authorization or through a
 Class II permissive change. The
 "professional installation" provision of
 Section 15.203 may not be applied to
 modules.

 The modular transmitter must be tested       The module was tested in a stand alone
 in a stand—alone configuration, i.s., the    configuration using a test kit.
 module must not be inside another
 device during testing. This is intended to
 demonstrate that the module is capable
 of complying with Part 15 emission limits
 regardless of the device into which it is
 eventually installed. Unless the
 ransmitter module will be battery


powered, it must comply with the AC line
conducted requirements found in Section
15.207. AC or DC powerlines and data
input/output lines connected to the
modute must not contain ferrites,
unless they will be marketed with the
module (see Section 15.27(a)). The
length of these lines shall be length
typical of actual use or, if that length is
unknown, at least 10 centimeters
to insure that there is no coupling
between the case of the module and
supporting equipment. Any accessories,
peripherals, or support equipment
connected to the madule during testing
shall be unmodified or commercially
available (see Section 15.31(i)).
The modular transmitter must be labeled       Please see exhibition label sample for
with its own FCC ID number, and, if the       the FCC ID of this medule. And also in
FCC ID is not visible when the madule is      the exhibition User manual, there are
installed inside another device, then the     instructions to give to the OEM on how to
outside of the device into which the          label the end product.
module is installed must also display a
label referring to the enclosed module.
This exterior label can use wording such
as the following: "Contains Transmitter
Module FCC ID: XYZMODEL1" or
"Contains FCC ID: XYZMODEL1." Any
similar wording that expresses the same
meaning may be used. The Grantes may
either provide such a label, an example
of which must be included in the
application for equipment authorization,
or, must provide adequate instructions
along with the module which explain this
requirement. In the latter case, a copy of
these instructions must be included in the
application for equipment authorization.

The modular transmitter must comply           The module is compliant with all
with any specific rule or aperating           applicable FCC rules. Detailed
requirements applicable to the                instructions for remaining compliance are
transmitterand the manufacturer must          given in the User Manual (datasheet).
provide adequate instructions along with
the module to explain any such
requirements. A copy of these
instructions must be
included in the application for equipment
authorization. For example, there are
very strict operationaland timing
requirements that must be met before a
transmiter is authorized for operation
under Section 15.231. For instance, data
transmission is prohibited, except for
operation under Section 15.231(e), in


 which case there are separate field
 strength level and timing requirements.
 Compliance with these requirements
 must be assured.

 The modular transmitter must comply            The module complies with RF exposure
 with any applicable RF exposure                requirement. RF exposureis addressed
 requirements. For example, FCC Rules           in the RF exposure exhibition.
 in Sections 2.1091, 2.1093 and specific
 Sections of Part 15, including 15.319(i),
 15.407(), 15.253(f) and 15.255(g),
 require that Unlicensed PCS, UNII and
 millimeter wave devices perform routine
 environmental evaluation for RF
 exposure to demonstrate compliance. In
 addition, spread spectrum transmitters
 operating under Section 15.247 are
 required to address RF Exposure
 compliance in accordance with Section
 15.247(b)(4). Modular transmitters
 approved under other Sections of Part
 15, when necessary, may also need to
 address certain RF Exposure concerns,
 typically by providing specific installation
 and operating instructions for users,
 installers and other interested parties to
 ensure compliance.
                            2

Best regards
   L —
Pasi Rahikkala, Staff HW Engineer
Silicon Labs





Document Created: 2019-07-11 23:17:17
Document Modified: 2019-07-11 23:17:17

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