251-003 Passenger Speaker Amplifier Manual Supplement Rev. 1.30
Page 2 of 2 Oct 5, 2005
ENG-FORM: 810-0105.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
2.1 Installation Drawings
DRAWING REV. DESCRIPTION TYPE SERIAL #
251\003\403-0 1.00 Passenger Speaker Amplifier Interconnect All
251\003\403-1 1.00 Passenger Speaker Amplifier Interconnect All
251\003\403-2 1.00 Passenger Speaker Amplifier Interconnect All
251\003\405-0 1.00 Passenger Speaker Amplifier Connector Map All
3 Operation
For general Operation information, see Installation and Operation Manual SM251 with
the following exceptions:
a) Briefing audio is to output through the right speaker only.
b) The receiver inputs and switches are not available.
c) The briefer switch input is externally grounded, disabling the Stereo Left input and
the Stereo Right input.
d) The left stereo speaker gain is approximately doubled.
e) The speaker mute provides an 8 dB drop on the left speaker output.
End of Installation and Operation Manual Supplement
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