JA44-001 High Impedance Headset to Low Impedance Intercom Adapter
Installation and Operating Manual
Rev A
Page iii
Table of Contents
SECTION 1 - DESCRIPTION ................................................................................................................................................. 1
1.1
System Overview .................................................................................................................................................... 1
1.2
Features Overview .................................................................................................................................................. 1
1.3
Inputs and Outputs .................................................................................................................................................. 1
1.3.1
Inputs ............................................................................................................................................................... 1
1.3.2
Outputs ............................................................................................................................................................ 1
1.4
Specifications .......................................................................................................................................................... 1
1.4.1
Electrical Specifications................................................................................................................................... 1
1.4.2
Mechanical Specifications ............................................................................................................................... 2
SECTION 2 – INSTALLATION ............................................................................................................................................... 3
2.1
Introduction .............................................................................................................................................................. 3
2.2
Continued Airworthiness ......................................................................................................................................... 3
2.3
Unpacking and Inspecting Equipment..................................................................................................................... 3
2.3.1
Warranty .............................................................................................................................................................. 3
2.4
Installation Procedures ............................................................................................................................................ 3
2.4.1
Installation Limitations ......................................................................................................................................... 3
2.4.2
Cabling and Wiring .............................................................................................................................................. 3
2.4.3
Mechanical Installation ........................................................................................................................................ 3
2.4.
4
Post Installation Checks ...................................................................................................................................... 4
2.5
System Operation.................................................................................................................................................... 4
2.5.1
Microphone Operation ..................................................................................................................................... 4
2.5.2
Phones Operation ........................................................................................................................................... 4
2.6
Installation Kit .......................................................................................................................................................... 4
2.7
Installation Drawings ............................................................................................................................................... 4
SECTION 3 – OPERATION .................................................................................................................................................... 5
3.1
Introduction .............................................................................................................................................................. 5
3.2
Controls and Connectors ........................................................................................................................................ 5
3.2.1 Mic Level Control .............................................................................................................................................. 5
3.3
Battery Information .................................................................................................................................................. 6
3.3.1
Inserting or Replacing the Battery ................................................................................................................... 6
3.3.2
Battery Cautions and Warnings ...................................................................................................................... 6
Appendix A - Installation Drawings ................................................................................................................................... A1
A1
Introduction ............................................................................................................................................................ A1
A2
Installation Drawings ............................................................................................................................................. A1
Appendix B - Installation Documents ............................................................................................................................... B1
B1
Airworthiness Approval ......................................................................................................................................... B2
B2
Instructions for Continued Airworthiness .............................................................................................................. B2
