Rosen Aviation
Document Number: 100318
Revision: A
Date: 03/11/08
Template: 4.2.3-6-FM; Revision A; 16 May, 2005
Page 12 of 13
Select
Switch
Select
Switch
Select
Switch
Select
Switch
Seat 1
Seat 2
Seat 3
Seat 4
Pilot Audio
Headphone
Distribution
Amplifier
PA Override
Discrete Input
Channel 4
Pilot Mic Input
PA Override In
Channel A
Channel 1
Channel 2
Channel 3
Channel B
Channel C
SS1 SS2 SS3 SS4
DVD Player
Audio
Out
DVD Player
Audio
Out
DVD Player
Audio
Out
Example 2
– The aircraft has four passenger seats. Each seat has a headphone jack with a select
switch. These jacks also have LEDs for lighting. The LEDs r5v DC. The +5v DC will be
supplied by the Headphone Amp. There are three audio sources in the system. Each passenger
(seat) can listen to all sources.
Configure the switches on the Headphone Distribution Amplifier, as shown above. Leave all other
unused switches in the OFF position.
