Fcc Compliance Statement; Important Safety Information - David Clark DC PRO-X2 Series Quick Reference Manual

FCC Compliance Statement

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference, and
- This device must accept any interference received, including interference that may cause undesired operation.
Changes and modifications not expressly approved by David Clark Company, Inc. can void your authority to operate this
equipment under Federal Communications Commission rules.
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.
This device complies with Industry Canada license-exempt RSS standard(s). 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 of the device.

Important Safety Information

• Make sure portable devices do not interfere with the aircraft's navigation and communication systems. Reference
FAA AC 91.21-1D or later revision for installation approval.
• It is the pilot's responsibility to ensure that portable devices do not interfere with the aircraft's navigation and
communication systems, as well as to determine if the portable device is suitable for use with the headset.
• Do NOT attempt to repair this headset. Contact David Clark Company for specific care, return and shipping instructions
(see page 12 for contact information).
FAA Technical Standard Order
The David Clark Company, DC PRO-X2 family of headsets, PN 43105G-( ) are approved to TSO and ETSO C139a and are
marked to indicate this approval. This family of headsets has been designed to perform and withstand exposure to the
environmental conditions summarized on page 13.
This article meets the minimum performance and quality control standards required by the technical standard order (TSO).
Installation of this article requires separate approval. Reference FAA AC 91.21-1D, or later version, for installation guidance.
This article may contain the non-TSO function of Bluetooth
compliance.
The conditions and tests required for TSO approval of this article are minimum performance standards. Those installing this
article either on or within a specific type or class of aircraft must determine that the aircraft installation conditions are within
the TSO standards which include any accepted integrated non-TSO functions. TSO articles and any accepted integrated
non-TSO function(s) must have separate approval for installation in an aircraft. The article may be installed only according to
14 CFR part 43 or the applicable airworthiness requirements (see table on page 13).
French version of RSS-Gen, Sec. 7.1.3
Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence.
L'exploitation est autorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur
de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre
le fonctionnement.
FAA TSO-C139a Approved
Patent Pending
© 2019 David Clark Company Incorporated
Green headset domes are a David Clark
Company Trademark.
C O M P L I A N C E
®
Bluetooth
.
w w w . d a v i d c l a r k . c o m
®
does not interfere with this article's TSO-C139a
An Employee Owned
American Company
19604P-70 (6/19)