User Guide

Series III Avionics
Pilot's Guide
Page iii
VCS-40A VHF Communications System...................................................................................................................1
General Description................................................................................................................................................1
CD-402B Control Display Unit..............................................................................................................................2
CD-402B Controls (Fixed Channel Spacing) .........................................................................................................3
CD-402B Controls (Switchable Channel Spacing).................................................................................................3
CD-402B Controls (All) .........................................................................................................................................4
CD-402B Display...................................................................................................................................................5
Operating the VCS-40A .........................................................................................................................................6
VCS-40A Notes......................................................................................................................................................8
VCS-40A System Block Diagram (Typical) ..........................................................................................................9
VNS-41A VHF Navigation System...........................................................................................................................10
General Description..............................................................................................................................................10
CD-412B Control Display Unit............................................................................................................................11
VNS-41A Controls ...............................................................................................................................................12
VNS-41A Display.................................................................................................................................................13
Operating the VNS-41A.......................................................................................................................................15
VNS-41A Notes....................................................................................................................................................16
VNS-41A System Block Diagram (Typical)........................................................................................................17
TRS-42A ATC Transponder System........................................................................................................................18
General Description..............................................................................................................................................18
CD-422B Control Display Unit............................................................................................................................19
TRS-42A Controls................................................................................................................................................20
CD-422B Display.................................................................................................................................................23
Operating the TRS-42A........................................................................................................................................25
TRS-42A Notes ....................................................................................................................................................26
TRS-42A System Block Diagram (Typical).........................................................................................................27
DFS-43A Automatic Direction Finder System........................................................................................................28
General Description..............................................................................................................................................28
CD-432B Control Display Unit............................................................................................................................29
DFS-43A Controls................................................................................................................................................30
Operating the DFS-43A........................................................................................................................................34
DFS-43A Notes ....................................................................................................................................................35
DFS-43A System Block Diagram (Typical).........................................................................................................36
DMS-44A Distance Measuring System....................................................................................................................37
General Description..............................................................................................................................................37
SD-442B Selector Display Unit............................................................................................................................38
DMS-44A Controls...............................................................................................................................................39
Operating the DMS-44A.......................................................................................................................................41
DMS-44A Notes...................................................................................................................................................42
DMS-44A System Block Diagram (Typical) .......................................................................................................43