4.2.5 Menu List    ......................................................................  4-15 
   4.2.6 Display category and contents ........................................................  4-34 
 
 
Section 5 Maintenance 
  5.1  Daily Maintenance   ......................................................................  5-2 
  5.2  Alarm   ......................................................................  5-3 
  5.3  Troubleshooting for Malfunction or Abnormalities ...........................  5-5 
 5.3.1 Troubleshooting ......................................................................  5-5 
 5.3.2 Repair Unit    ......................................................................    5-6 
 5.3.3 Regular Replacement Parts    .........................................  5-6 
 
Section 6 Installation 
  6.1  Affixing Display Unit Nameplate Labels  .........................................  6-2 
  6.2  Display Unit Installation      .........................................    6-3 
 6.2.1 Selecting the position for installation  .........................................    6-3 
    6.2.2 Mounting the display unit using a rack  .........................................  6-4 
    6.2.3 Mounting using a flush mount    .........................................  6-6 
 6.2.4 Removing the display unit by flush mounting ...........................  6-8 
6.3  GPS Sensor Installation      .........................................    6-9 
 6.3.1 Selecting the Position for Installation  .........................................  6-9 
 6.3.2 Sensor Installation Procedure  ........................................................  6-10 
 6.3.3 Installation of the Sensor on the Mast  .........................................    6-11 
 6.3.4 Installation of the Sensor to Pass a Cable through a Pole  .............    6-12 
6.4  Doppler Log Installation      .........................................  6-14 
6.5  Cable Connection    .........................................  6-14 
 6.5.1 DC12/24V DATA connector    .......................................................  6-15 
   6.5.2 DATA1 connector    ......................................................................  6-18 
   6.5.3 SENSOR/DATA2 connector (MID/GPS) .........................................  6-22 
6.6  Optional Peripheral Connection    .........................................  6-26 
6.6.1
 Dimmer unit co
nnection
    .........................................  6-26 
 
Section 7 After Service 
7.1  Warranty    .........................................................  7-1 
  7.2  Repair parts stocking Period   .........................................................    7-1 
  7.3  When Ordering a Repair    .........................................................  7-1 
  7.4  Recommendation of overhaul  .........................................................  7-1 
 
Section 8 Disposal 
  8.1  Disposal of the Equipment    .........................................................    8-1 
    8.2  Disposal of Used Batteries    .........................................................     8-1 
 
Section 9 Specification 
  9.1  Display Unit   .........................................................  9-1 
  9.2  Doppler Log   .........................................................  9-4 
  9.3  JLR-4341 DGPS Sensor      ............. .............................  9-5 
  9.4  JLR-4341 GPS Sensor      ............. .............................  9-6