Jastram ENGINEERING DSC 100 - Table of Contents

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Page 3 of 80

PREFACE ....................................................................................................................... 5

INTRODUCTION ...............................................................................................................................5

AUDIENCE ......................................................................................................................................5

CONVENTIONS ................................................................................................................................6

1 DSC ........................................................................................................................... 7

1.1 GENERAL............................................................................................................................7

1.2 SERIAL LINKS....................................................................................................................10

1.2.1 DSC To MCP Communications............................................................................................... 10

1.2.2 DSC To DSC Communications ............................................................................................... 11

1.3 INPUTS .............................................................................................................................13

1.3.1 Power Supply........................................................................................................................... 13

1.3.2 Rudder Feedback .................................................................................................................... 14

1.3.3 Autopilot Solenoid Command Signals ..................................................................................... 16

1.3.4 Autopilot Analog Command Signals........................................................................................ 17

1.3.5 Autopilot Acknowledge ............................................................................................................19

1.3.6 Backup NFU System ...............................................................................................................20

1.4 OUTPUTS..........................................................................................................................22

1.4.1 Directional Solenoid.................................................................................................................22

1.4.2 Fast Rudder Solenoid.............................................................................................................. 23

1.4.3 Digital Helm Manifold Solenoids.............................................................................................. 24

1.4.4 Autopilot Request ....................................................................................................................25

1.4.5 Backup NFU Status ................................................................................................................. 26

1.4.6 General Alarm Contact ............................................................................................................ 27

2 MCP......................................................................................................................... 29

2.1 GENERAL..........................................................................................................................29

2.2 SERIAL LINKS....................................................................................................................31

2.2.1 MCP To DSC Communications...............................................................................................31

2.3 INPUTS .............................................................................................................................33

2.3.1 Steering Mode Selection .........................................................................................................33

2.3.2 NFU Command Device............................................................................................................ 34

2.3.3 Analog FFU Command Device #1........................................................................................... 35

2.3.4 Analog FFU Command Device #2........................................................................................... 35

2.3.5 Digital FFU Command Device................................................................................................. 36

2.4 OUTPUTS..........................................................................................................................38

2.4.1 Steering Mode Indication.........................................................................................................38

2.4.2 Rudder Angle Indicator............................................................................................................39

2.4.3 Analog Device #1 Rudder Order Indicator .............................................................................. 39

2.4.4 Digital Device Rudder Order Indicator..................................................................................... 40

2.4.5 Indicator Backlighting .............................................................................................................. 41

3 SYSTEM OPERATION............................................................................................ 43

3.1 POWER UP .......................................................................................................................43

3.2 STATION TRANSFER ..........................................................................................................44

Doc No.: MAN01504, 20-02-06 DSC 100 & MCP 100 Manual