Furuno 1942 MARK-2 - Manual (Page 7)

v
TABLE OF CONTENTS
FOREWORD .............................. iii
MENU TREE ............................... v
TABLE OF CONTENTS BY
INDICATION, MARKER ............. vi
SYSTEM CONFIGURATION .... vii
1. PRINCIPLE OF OPERATION
1.1 What is Radar?............................... 1-1
1.2 How Ships Determined Position
Before Radar ................................. 1-1
1.3 How Radar Determines Range ...... 1-1
1.4 How Radar Determines Bearing..... 1-1
1.5 Radar Wave Speed and Scannner
Rotation Speed .............................. 1-1
1.6 The Radar Display ......................... 1-1
2. BASIC OPERATION
2.1 Control Description......................... 2-1
2.2 Turning the Radar On/Off ............... 2-2
2.3 Transmitting .................................... 2-2
2.4 Stand-by ......................................... 2-2
2.5 Selecting the Range ....................... 2-3
2.6 Adjusting Picture Brilliance ............. 2-3
2.7 Adjusting Receiver Sensitivity ........ 2-3
2.8 Adjusting the A/C SEA Control
(reducing sea clutter) ..................... 2-3
2.9 Adjusting the A/C RAIN Control
(reducing rain clutter) ..................... 2-4
2.10 Erasing the Heading Marker,
North Marker ................................ 2-5
2.11 Measuring the Range ................... 2-5
2.12 Measuring the Bearing ................. 2-6
2.13 Using the Offset EBL.................... 2-6
2.14 Offcentering the Picture................ 2-7
2.15 Zoom ............................................ 2-8
3. MENU OPERATION
3.1 Basic Menu Operation.................... 3-1
3.2 Selecting the Presentation Mode ... 3-1
3.3 Magnifying Long Range Echoes
(echo stretch) ................................. 3-2
3.4 Echo Trail ....................................... 3-2
3.5 Suppressing Radar Interference .... 3-3
3.6 Selecting Pulsewidth ...................... 3-4
3.7 Guard Alarm ................................... 3-4
3.8 Watchman ...................................... 3-5
3.9 Displaying Navigation Data ............ 3-6
3.10 OTHER MENU Description .......... 3-7
3.11 Function Controls ......................... 3-8
3.12 Suppressing Noise ....................... 3-8
3.13 Adjusting Brilliance of Markers ..... 3-8
3.14 Outputting Target Position ............ 3-8
3.15 Dead Sector ................................. 3-8
4. FALSE ECHOES
4.1 Multiple Echoes .............................. 4-1
4.2 Side-lobe Echoes ........................... 4-1
4.3 Indirect Echoes .............................. 4-2
4.4 Blind and Shadow Sectors ............. 4-2
4.5 SART (Search and Rescue
Transponder) ................................. 4-3
5. MAINTENANCE & TROUBLE-
SHOOTING
5.1 Preventive Maintenance ................. 5-1
5.2 Replacing the Fuse ........................ 5-1
5.3 Troubleshooting .............................. 5-2
5.4 Self Test .......................................... 5-3
5.5 Life Expectancy of Magnetron........ 5-3
6. OPERATION OF ARP-10
(OPTION)
6.1 General .......................................... 6-2
6.2 ARP-10 MENU Operation .............. 6-2
6.3 Acquiring Targets............................ 6-4
6.4 Displaying Target Data ................... 6-5
6.5 Mode and Length of Vectors .......... 6-6
6.6 Past Position Display...................... 6-6
6.7 Operational Warnings ..................... 6-6
SPECIFICATIONS ................ SP-1
INDEX .....................................IN-1
Declaration of Conformity