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ASM-LSC22 Installation and Operation Manual
2.4
Adjustments and Connections
The unit is shipped from the factory with all internal adjustments set to the rated input test levels to achieve
the rated output levels. Once installed in the aircraft, it may be desirable to change some of these settings
to best suit the local operating environment. The internal adjustments are located on the left side of the unit
when viewed from the faceplate:
User adjustable potentiometer adjustements (clockwise = increasing):
User selectable options for the EXT, MSG, MIC switches are as a follows:
Switch
EXT
External PA Level Output
MSG
Messages Played on INT PA
MIC
Microphone Key Input Type
* - Default Position
2.5
Accessories Required But Not Supplied
Installation kit p/n LSC22-IKC (crimp) is required to complete the installation. The kits consists of the
following:
LSC22-IKC consists of
Quantity
1
1
34
1
1
January 24, 2017 Rev: 1.00
ENG-FORM: 805-0100.DOTX
CONFIDENTIAL AND PROPRIETARY TO ANODYNE ELECTRONICS MANUFACTURING CORP.
LSC22 Loudspeaker Controller
Adjustment
MIC
Microphone Audio Input
RAD
Radio Audio Input
ST
Sidetone Audio Output
AUX
Auxiliary Audio Input
INT
Internal PA Audio Output
EXT
External PA Audio Output
MSG
Message Audio
SRN
Description
Description
D-min 25 Socket Housing
D-min 9 Socket Housing
MS Crimp Socket
25 Pin JVL Hood/Locklever
9 Pin JVL Hood/Locklever
Description
Siren Audio
Up Position
6.5 Vrms
Yes
Live
Down Position
0.5 Vrms*
No*
Keyed*
Part No.
20-21-025
20-21-009
20-26-901
20-29-250
20-29-090
Page 2-3
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