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QUICK REFERENCE GUIDE

David Clark Company aviation headsets are
covered by a Five-Year Warranty. We make
every effort to prevent problems and the
need for repairs. In the unlikely event that you
experience a problem, David Clark Company
qualified representatives are available to
answer your questions and provide the best
Customer Service in the industry. Many
repairs are covered under warranty. 

Contact Customer Service: 

800-298-6235

Visit our Website for more information:

www.davidclark.com/x11

www.davidclark.com

WARRANTY AND 

CUSTOMER SERVICE

©2006 David Clark Company Incorporated – 

Green headset domes are a David Clark Company Trademark.

Part No. 19535P-60

Rev. 11-06

Summary of Contents for X11

Page 1: ...mpany qualified representatives are available to answer your questions and provide the best Customer Service in the industry Many repairs are covered under warranty Contact Customer Service 800 298 6235 Visit our Website for more information www davidclark com x11 www davidclark com WARRANTY AND CUSTOMER SERVICE 2006 David Clark Company Incorporated Green headset domes are a David Clark Company Tr...

Page 2: ...e intend to keep it by continuing to deserve your confidence Robert A Vincent President How it works The X11 headset features dual voice coil Electronic Noise Canceling ENC technology Patents Pending designed for pilots of aircraft which generate noise at lower frequencies ENC technology uses an electronically produced signal to cancel the offending noise Once the ENC is activated from the X11 con...

Page 3: ... sealing High fidelity stereo ear phones with dual volume controls stereo mono switchable Dual voice coil Electronic Noise Canceling ENC technology reduces pilot fatigue Control Unit Power Options A Two 2 AA batteries avg 30 hours of use B Panel mount aircraft power supply A Power indicator light with auto shutoff feature B Control unit features cell phone and Aux music input three accessory cords...

Page 4: ...o flashing when power is ON Note Batteries are not required if utilizing panel mount option However if batteries are installed the auto shutoff switch in the battery compartment of the control unit should be in the ENABLED position See Fig 2 to prevent battery drain once the aircraft power is turned off POWERING THE UNIT Model X11 Power the unit by turning the DC Power ON OFF switch to the ON posi...

Page 5: ...act plug right angle See cell phone operating instructions to select the appropriate cable for your phone Cell phone audio is supplied to both ear phones independent of stereo mono select switch on control unit 4 External Audio Management Aux stereo audio is muted upon receipt of comm audio to ensure integrity and clarity of voice communications Any voice on the intercom will cause external audio ...

Page 6: ...Cord P N 40998G 03 Standard adapter cord supplied with Model X11P Permanent Panel Mount headsets Designed for wiring into existing avionics built in intercoms radios etc Optional adapter cord with standard aviation plugs that allows use of X11P Permanent Panel Mount head sets when flying in other than primary aircraft Optional adapter cord that allows use of X11P Permanent Panel Mount headsets in ...

Page 7: ...lex boom elbow until the microphone is approximately 1 8 from the lips for clear communication Fig 2 CONTOURED EAR SEALS Ear seals are left right contoured and marked accordingly on the back side Ergonomic design fits the shape of the ear Contoured shape provides snug comfortable fit Fabric faced ear seal surface adds comfort and absorbs perspiration NOTE Contoured ear seals on the X11 are left ri...

Page 8: ...adset function with ENC in the OFF position Yes it will function as a passive noise attenuating headset in the OFF position 5 How can I tell if ENC is activated A green indicator light will appear on the control unit and you will notice improved noise attenuation 6 Can the head pad and ear seals be removed and cleaned Yes the head pad and ear seals can be removed from the hedaset for cleaning with...

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