11 1.15 Waypoints................................12 1.16 Setting Up Nav Data Displays.15 1.17Other Menu Items ...................16 2. SYSTEM & INSTALLATION MENUS......................................18 2.1 System Menu..........................18 3. MAINTENANCE, TROUBLESHOOTING ..............21 3.1 Maintenance ........................... 21 3.2 Cleaning the Display Unit........ 21 3.3 Transducer Maintenance ........ 21 3.4 Replacing the Fuse.................21 3.5 Battery Voltage Alert ............... 21 3.6 Troubleshooting ...................... 22 3.7 Diagnostics ............................. 22 3.8 Test Pattern............................. 23 3.9 Memory Clear ......................... 23 4. INSTALLATION.........................24 4.1 Display Unit.............................24 4.2 Thru-hull Mount Transducer....24 4.3 Transom Mount Transducer....26 4.4 Inside-hull Transducer............. 28 4.5 Optional Triducer..................... 29 4.6 Optional Water Temperature/Speed Sensor .... 33 4.7 Wiring...................................... 34 4.8 IEC 61162-1 Data Sentences.. 35 4.9 Installation Menu.....................36 SPECIFICATIONS ........................SP-1 OUTLINE DRAWING INTERCONNECTION DIAGRAM SAFETY INSTRUCTIONS Safety Instructions for the Operator WARNING Do not open the equipment. There are no uer-serviceable parts inside. Do not disassemble or modify the equipment. Fire, electrical shock or serious injury can result. Immediately turn off the power at the switchboard if the equipment is emitting smoke or fire. Continued use of the equipment can cause fire or electrical shock. Contact a FURUNO agent for service. Do not maneuver the vessel based on the depth indication alone. Grounding may result. Use the proper fuse. Fuse rating is shown on the equipment. Use of a wrong fuse can result in damage to the equipment. CAUTION Do no turn on the equipment with the transducer out of water. The transducer may be damaged. The picture is not refreshed when picture advancement is stopped. Maneuvering the vessel in this condition may result in a dangerous situation. Use the proper gain setting. Incorrect gain may produce wrong depth indication, possibly resulting in a dangerous situation. See "Adjusting the gain" on page 7 for details. NOTICE The high quality LCD shows 99.99% of its pixels. The remaining .01% may drop out or brighten, due to the property of the LCD, however this is not a sign of malfunction. WARNING To avoid electrical shock, do not remove cover. No user-serviceable parts inside. Name: Warning Label Type: 02-146-1022 Code No.: 100-306-050 A warning label is attached to the equipment. Do not remove the label. If the label is missing or damaged, contact a FURUNO agent or dealer. i Safety Instructions for the Installer WARNING Turn off the power at the switchboard before beginning the installation. Fire or electrical shock can result if the power is left on. Be sure no water leaks in at the transducer or sensor mounting location. Water leakage can sink the vessel. Also confirm that the transducer and sensor will not loosen by ship's vibration. The installer of the equipment is solely responsible for the proper installation of the equipment. FURUNO will assume no responsibility for any damage associated with improper installation. Use the specified power cable. Use of other power cable may result in fire. CAUTION Do not install the equipment where air bubbles and noise are present. Performance will be affected. The following are guidelines for handling of the transducer cable. - Do not locate near oils and fuels. - Locate it in a safe place. - Do no paint the cable. The sheath of the cable is made of chloroprene rubber (or polychloride vinyl). For this reason do not paint the cable. Do not turn on the equipment with the transducer out of water. The transducer may be damaged. Observe the following compass safe distances to prevent interference to a magnetic compass: Display unit Standard Steering compass compass 0.4 m 0.3 m ii FOREWORD A Word to LS-4100 Owners Congratulations on your choice of the FURUNO LS-4100 5. Echo Sounder. We are confident you will see why the FURUNO name has become synonymous with quality and reliability. For over 50 years FURUNO Electric Company has enjoyed an enviable reputation for innovative and dependable marine electronics equipment. This dedication to excellence is furthered by our extensive global network of agents and dealers. This equipment is designed and constructed to meet the rigorous demands of the marine environment. However, no machine can perform its intended function unless operated and maintained properly. Please carefully read and follow the recommended procedures for operation and maintenance. We would appreciate hearing from you, the end-user, about whether we are achieving our purposes. Thank you for considering and purchasing FURUNO equipment. Features The FURUNO LS-4100 is a dual frequency (50 kHz and 200 kHz) monochrome LCD echo sounder. Comprised ...