GP1670F_1870F Operator's Manual - Furuno USA

8. ALARMS8.6 Shear AlarmThe shear alarm, which requires water temperature data, sounds when the temperatureexceeds the value set.To set the shear alarm:1. Open the [ALARMS] menu then select [SHEAR ALARM].2. Confirm that the cursor is selecting the top line then push the RotoKey TM .3. Select [On].4. Set the alarm value at [Range].5. Press the ESC/MENU key to close the menu.8.7 Depth AlarmThe depth alarm, which requires depth data, sounds when the depth is within thealarm range set.To set the depth alarm:1. Open the [ALARMS] menu then select [DEPTH ALARM].2. Confirm that the cursor is selecting the top line then push the RotoKey TM .3. Select [On].4. Select [Depth].5. Enter the starting depth.6. Select [Range].7. Set the alarm range.8. Press the ESC/MENU key to close the menu.Note: When [DEPTH] in [SELECT INPUT DEVICE] in the [INTERFACE] menu is setto other than [Fish Finder], the depth alarm works according to the depth data fromexternal equipment. The depth may not be the same as the depth indication in the fishfinder display.8-4