GP1670F_1870F Operator's Manual - Furuno USA

INDEXNumerics2D perspective dispay............................... 6-53D displaydescription............................................... 6-6exaggeration ........................................... 6-7tilt............................................................. 6-7AACCU-FISH TMactivating, deactivating.......................... 7-17considerations ....................................... 7-16fish size correction ................................ 7-17Acoustic speed calibration ...................... 7-21AISactivation range..................................... 10-2CPA and TCPA alarms ......................... 10-2symbols ................................................. 10-1target information .................................. 10-2Alarmsanchor ..................................................... 8-5arrival ...................................................... 8-2audio alarm ............................................. 8-2black water tank ...................................... 8-6depth ....................................................... 8-4fuel tank................................................... 8-6menu ....................................................... 8-1shear ....................................................... 8-4speed ...................................................... 8-5temperature............................................. 8-3trip ........................................................... 8-5water tank................................................ 8-6XTE ......................................................... 8-3Alarms menu ............................................. 8-1Anchor alarm............................................. 8-5Arrival alarm .............................................. 8-2A-scope display......................................... 7-5Audio alarm ............................................... 8-2Auto course-up........................................ 1-19BBackground color (fish finder) ................. 7-19Black water tank alarm.............................. 8-6Bottom discrimination display.................... 7-6Bottom level ............................................ 7-21Bottom lock display ................................... 7-4Bottom type alarm ................................... 7-14Bottom zoom display................................. 7-4Brilliance.................................................... 1-6CChart scrolling ......................................... 1-19Clutter...................................................... 7-10Color bar ................................................. 7-19Color erase.............................................. 7-12Context-sensitive menus......................... 1-22Controls..................................................... 1-1Course-up ............................................... 1-18CPA alarm............................................... 10-2Cursor ....................................................... 1-9DDAM report.............................................. 12-6Defaults restore....................................... 12-5Depth alarm............................................... 8-4Depth indication ...................................... 7-21Display range .......................................... 1-18Display range (fish finder) ......................... 7-9Draft ........................................................ 7-21DSC message ......................................... 10-3Dual frequency display.............................. 7-3EEasy routingdescription............................................... 4-3error messages ....................................... 4-6safe values for......................................... 4-4Echo offset .............................................. 7-20Engine display......................................... 10-7FFish alarm ............................................... 7-14Fish alarm (b/l) ........................................ 7-14Fish size alarm ........................................ 7-14Fuel tank alarm ......................................... 8-6Fuse replacement ................................... 12-2GGain adjustmentautomatic................................................. 7-8manual .................................................. 7-10General menu ......................................... 11-1GPS status display.................................. 12-4HHead-up .................................................. 1-18Highway display ...................................... 1-14Home screenactive screen ......................................... 1-11customizing ........................................... 1-12description of displays........................... 1-14display selection.................................... 1-11HOME/CTRL key .................................... 1-11IInput data ................................................ 10-5Interference ............................................. 7-12LLicense information ................................. 12-6MMaintenance............................................ 12-1MapsIN-1