Unit installation

974-24007001/4.1 V
Table of contents
1 SYSTEM FAMILIARIZATION ............................................................................ 1
1.1 Overview ............................................................................................................. 1
1.2 Equipment List .................................................................................................... 2
1.3 Typical System Configurations .......................................................................... 2
1.4 Display Monitor .................................................................................................. 3
1.5 Processor Unit ..................................................................................................... 4
1.6 Power /TTM Interface Module ........................................................................... 4
1.7 Deployment Housing Unit .................................................................................. 5
1.8 Jointing Tool ....................................................................................................... 5
1.9 Catch Sensors ...................................................................................................... 6
1.10 PI Sensors Option ............................................................................................ 6
1.11 Depth, Temperature & Sensors NMEA Output .............................................. 6
1.12 Trawl Cable, Winch and Block ....................................................................... 6
2 THEORY OF OPERATION ................................................................................... 8
2.1 Introduction ......................................................................................................... 8
2.2 Basic Principles ................................................................................................... 8
2.3 Determining Target Position ............................................................................... 8
2.4 Forming an Image ............................................................................................... 9
2.5 Key Features Setting ......................................................................................... 10
2.5.1 Automatic Gain Control (AGC) ..................................................................... 10
2.5.2 Reverberation Controlled Gain (RCG) ........................................................... 10
2.5.3 RX Gain Response and Type.......................................................................... 10
2.5.4 Pulse Length Control ...................................................................................... 11
2.5.5 Peak Detection ................................................................................................ 11
3 FS 70 SYSTEM OPERATION ............................................................................. 12
3.1 Introduction ....................................................................................................... 12
3.2 Control Panel .................................................................................................... 13
3.2.1 Operating Control Panel Page ........................................................................ 14
3.2.2 Display Control Panel Page ............................................................................ 15
3.2.3 Setup Control Panel Page ............................................................................... 15
3.2.4 Users Settings Control Panel Page ................................................................. 16
3.2.5 Sensors Control Panel Page ............................................................................ 16