CONTENTS 
xxxix 
8.9.2  DISPLAY COLOR ......................................................................................... 177
 
8.9.3  OPERATION NUMERIC DISPLAY ............................................................... 178
 
8.9.4  WIDE SCREEN ............................................................................................ 179
 
8.9.5  TIME ............................................................................................................. 179
 
8.10  RADAR ECHO COLOR ......................................................................................... 180
 
8.11  ERROR ALARM MASK ......................................................................................... 181
 
8.11.1  SCANNER .................................................................................................. 182
 
8.11.2  DISPLAY UNIT ........................................................................................... 182
 
8.11.3  CONNECTION DEVICE ............................................................................. 183
 
8.11.4  RX DATA .................................................................................................... 183
 
8.12  NETWORK ............................................................................................................ 184
 
8.12.1  NETWORK FUNCTION ..............................................................................  185
 
8.12.2  IP ADDRESS .............................................................................................. 185
 
8.12.3  RADAR ECHO TRANSMISSION  SETTING ............................................... 185
 
8.13  CAN ....................................................................................................................... 187
 
8.13.1  CAN OUT ................................................................................................... 187
 
8.13.2  CAN PGN ................................................................................................... 188
 
Chapter 9    TRUE OR FALSE ECHOS ON DISPLAY ............................... 189 
9.1  RADAR WAVE WITH THE HORIZON ..................................................................... 189
 
9.2
 
REFLECTION FROM TARGET .............................................................................. 190
 
9.3
 
SEA CLUTTER AND RAIN AND SNOW CLUTTER .............................................. 191
 
9.3.1  SEA CLUTTER ............................................................................................. 191
 
9.3.2  RAIN AND SNOW CLUTTER ........................................................................ 191
 
9.3.3    COPING WITH SEA CLUTTER AND RAIN AND SNOW CLUTTER ................ 191
 
9.4  FALSE ECHOES ...................................................................................................... 192
 
9.4.1  SHADOW ......................................................................................................  192
 
9.4.2  SIDE LOBE EFFECT ..................................................................................... 192
 
9.4.3  FALSE ECHO BY SECONDARY REFLECTION ............................................ 192
 
9.4.4  FALSE ECHO BY MULTIPLE REFLECTION ................................................. 193
 
9.4.5  SECOND TIME ECHOES .............................................................................. 193
 
9.4.6  RADAR INTERFERENCE ............................................................................. 193
 
9.5  DISPLAY OF RADAR TRANSPONDER (SART) ..................................................... 194
 
Chapter 10  MAINTENANCE AND CHECK .............................................. 195 
10.1  ROUTINE MAINTENANCE ................................................................................... 195
 
10.2  MAINTENANCE OF EACH UNIT .......................................................................... 196
 
10.2.1  SCANNER UNIT NKE-2043, 2063A/AHS, 2103-4/4HS/6/6HS .................. 196
 
10.2.2  DISPLAY NCD-2364 .................................................................................. 198
 
10.3  PERFORMANCE  CHECK ..................................................................................... 199
 
10.3.1  TEST-SYSTEM INFORMATION ................................................................ 200
 
10.3.2  SYSTEM INFORMATION ...........................................................................  200
 
10.3.3  SYSTEM TIME ........................................................................................... 200
 
10.3.4  SCANNER INFORMATION ........................................................................ 201