8.1 AlarmsYou can set up alarms to alert you to certain conditions.Alarms are raised by system functions, and also external equipmentconnected to your display.When an alarm event occurs an audible and visual alarm is activatedwhich indicates the alarm state.Alarm thresholds can be configured from the relevant alarm page /menu.Instrument alarmsi40 Bidata i40 Depth i40 Speed i40 WindShallow alarm Shallow alarm High wind speedalarmDeep alarm Deep alarmShallow anchoralarmShallow anchoralarmDeep anchoralarmDeep anchoralarmAlarm indicationsShallow alarmD12514-1The Shallow alarm is available on both the i40 Bidata and i40 Depthinstruments. The Shallow alarm sounds when the depth is equal toor less than the Shallow alarm threshold. The alarm sounds untilsilenced manually.Deep alarmD12515-1The Deep alarm is available on both the i40 Bidata and i40 Depthinstruments. The Deep alarm sounds when the depth is equal to theDeep alarm threshold. The alarm sounds until silenced manually.Anchor alarmsD12516-1The anchor alarms are available on both the i40 Bidata and i40Depth instruments. The anchor alarms sound when either:• Depth is equal to or less than the Shallow anchor alarm threshold,or• Depth is equal to or more than the Deep anchor alarm threshold.The alarm sounds until silenced manually.High wind speed alarmD12517-1The High wind speed alarm is available on the i40 Wind instrument.The High wind speed alarm sounds when the wind speed exceedsthe High wind speed alarm threshold. The alarm sounds untilsilenced manually.True wind — If vessel speed information is available at theinstrument (from a SeaTalk bus) the alarm is triggered if True windspeed exceeds the threshold.Apparent wind — If vessel speed information is not present, thealarm is triggered if the Apparent wind speed exceeds the threshold.Silencing alarms1. Press any button to silence an active alarm.Enabling / Disabling alarmsWith the relevant alarm page displayed:1. Press and hold the Up button for 3 seconds to switch the alarmon or off.Setting alarm thresholdsD12518-1+-+With the relevant alarm page displayed:1. Press the Up and Down button simultaneously to enter editmode.2. Use the Up button to increase the alarm threshold.3. Use the Down button to decrease the alarm threshold.4. Press the Up and Down button simultaneously to save the newalarm threshold and exit edit mode.Note: The illustration above is an example depicting setting theDeep alarm threshold on an i40 Depth instrument.44 i40