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D6-27370-866-EGP B-17 Page 1 of 2
CoversFile HighlightHand Microphone Use With Flight Deck PC Power OutletsEGP-17
Flight Crew Operations Manual Bulletin
for
Egyptair
Number: EGP-17
IssueDate: September 22, 2008
Subject: Hand Microphone Use With Flight Deck PC Power Outlets
Reason: To inform flight crews of a new restriction on using the flight deck PC
power outlets when the hand microphone is used.
THE FOLLOWING PROCEDURE AND/OR INFORMATION IS EFFECTIVE UPON RECEIPT
Background Information
Boeing has received customer complaints of interference when using hand held
microphones both on the ground and in flight. Investigation has shown
interference may be caused by items plugged into the PC power outlets on the
flight deck. Any item plugged into a PC power outlet, whether turned on or not,
can cause interference. AC 91-21.1B prohibits the use of items that cause
interference with communications.
Boeing is issuing placards that state: “WHEN USING HAND MIC REMOVE
PWR CORD FROM OUTLET.”
Operating Instructions
Remove any power cord from the flight deck PC power outlet before using the
hand microphone
Administrative Information
Insert this bulletin behind the Bulletin Record page in Volume 1 of your Flight
Crew Operations Manual (FCOM). Amend the FCOM Bulletin Record page to
show bulletin EGP-17 "In Effect" (IE).
The Boeing Company
Seattle, Washington 98124-2207
Information in this bulletin is recommended by The Boeing Company, but may not be FAA approved
at the time of writing. In the event of conflict with the FAA approved Airplane Flight Manual
(AFM), the AFM shall supersede. The Boeing Company regards the information or procedures
described herein as having a direct or indirect bearing on the safe operation of this model airplane.
September 24, 2015
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