iii
TABLE OF CONTENTS
FOREWORD
A Word to CSH-23/24 Owners...............................................................................................vii
Features................................................................................................................................... vii
System Configuration ............................................................................................................viii
CONTROL DESCRIPTION
Control Layout on Display Unit and Remote Control Box ...................................................1-1
Main Panel............................................................................................................................. 1-2
Sub Panel 1 ............................................................................................................................1-4
Sub Panel 2 (data setting window) ........................................................................................1-5
Remote Control Box.............................................................................................................. 1-8
OPERATIONAL OVERVIEW
Turning the Power On/Off..................................................................................................... 2-1
Adjusting Screen Brilliance, Control Panel Backlighting .....................................................2-1
Lowering the Transducer....................................................................................................... 2-1
Selecting a Display Mode...................................................................................................... 2-2
Selecting a Display Range..................................................................................................... 2-3
Setting the Tilt Angle.............................................................................................................2-3
Adjusting the Gain................................................................................................................. 2-7
Measuring Range and Bearing to a Target.............................................................................2-7
FINE TUNING THE PICTURE
Eliminating Unwanted Feeble Echoes................................................................................... 3-1
Suppressing Seabed Tail........................................................................................................ 3-3
Suppressing Seabed and Sea Surface Reflections in Shallow Waters................................... 3-4
Rejecting Sonar Interference and Noise ................................................................................3-4
Adjusting Beamwidth ............................................................................................................3-6
MARKS AND DATA
Marks, Data and Display Mode............................................................................................. 4-1
Permanently Displayed Marks and Data ...............................................................................4-3
Erasable Marks and Data....................................................................................................... 4-4
MENU OVERVIEW
USER Menu Operation.......................................................................................................... 5-1
USER Menu Description .......................................................................................................5-3
SYSTEM Menu Description .................................................................................................5-5
DATA SET Menu Description............................................................................................... 5-8
INIT SET/TEST Menu Description..................................................................................... 5-11