JRC JLR-21 - Page 31

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Before Commencing the Operation4
Precautions Upon the Operation5
Appearance of the Equipment9
Table of Contents10
Section 1 EQUIPMENT OVERVIEW13
Functions13
Features13
Configuration14
Construction16
System Diagram18
Section 2 Installation19
Sensor Installation20
Didplay Unit Installation33
Cable Connection36
Section 3 Names and Functions of each UNIT53
NWZ-4701 Display Unit53
NNN-21/31 Sensor Unit55
Section 4 Display57
Display Screen57
Compass Screen58
Bow Heading Screen59
Navigation Screen60
Turn Rate Screen61
Water Speed / Ground Speed Screen62
Trend Graph Screen62
Calculate Distance Screen63
Configuration Screen63
Section 5 Operation65
Menu List65
Basic Operation68
Turning the Unit on68
Startup (Standard)68
Startup (Error-1)69
Startup (Error-2)69
Startup (Error-3)70
Turning the Unit off70
Adjusting the Backlight71
Adjusting the Contrast71
Stopping the Buzzer72
Changing the Display72
Displaying Satellite Information73
Alert History Display74
Anchor Watch Settings75
Main Menu77
Display Settings78
Adjusting the Contrast79
Brightness Settings (DIMMER)79
Click Sound Settings (CLICK SOUND)79
Display Reversing Setting (REVERSING MODE)80
First Screen Setting (START SCREEN)80
Decimal Display Size Setting (DECIMAL DISP SIZE)81
Current Position Display Digit Setting on Compass Screens C/D (COMP-C/D POSITION DIGIT)81
Current Layers Setting82
Setting the Heading (HEADING)83
GPS Configuration (GPS)85
Initial Settings (INITIALIZATION)86
SBAS Settings (SBAS)87
Beacon Settings (BEACON)88
System Settings89
Data I/O Settings (DATA I/O)93
Checking the Version98
Alert Settings (ALERT)99
Language Settings (LANGUAGE)100
Maintenance Menu101
Antenna Check102
Input Check103
Self-Diagnosis (DIAGNOSIS)104
Demo107
Product Type Settings108
Master Reset (RESET)109
Software Update (SOFT UPDATE)110
CCRP Settings111
Section 6 Maintenance and Inspection113
General Maintenance and Inspection113
Alerts114
Troubleshooting118
Repair Unit119
Regular Replacement Parts119
Section 7 After-Sales Service121
Warranty121
Repair Parts Stocking Period121
When Requesting Service121
Recommended Checks and Inspections121
Section 8 Disposal123
Disposal of the Equipment123
Disposal of Used Batteries123
Section 9 Specifications125
Display Unit (NWZ-4701)125
Panel125
Power Supply125
Environment125
Dimensions and Mass125
External Interfaces126
Sensor Unit (NNN-21/31)127
Electrical Specifications127
Environment127
Dimensions and Mass127
Appendix129
Appendix 1 List of Geodetic Systems129
Appendix 2 Data Formats131
Appendix 3 Terminology145
Appendix 4 Memo149
Appendix 5 Main Screen List153
Appendix 6 List of Standard Terms and Abbreviations155

JRC JLR-21 - Page 31

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