Garmin GPSMAP 235 Sounder - Manual (Page 91)

81
GETTING START-
ED
Using the GOTO
Key
Timers and Alarms Setup
The timer and alarms submenu is used to control various alarm/timer settings.
• Timer: Sounds an alarm when an entered interval (up to 99:59:59) has expired, or
provides a continuous running clock timer to 99:59:59.
To use the countdown timer:
1. Select the Count Down menu option. Enter the desired time interval in the interval
field, and press T .
2. Once the count down time has expired, an alarm message will appear, and the
timer will automatically switch to the count up mode. To reset the timer, select the
reset option and press
T .
• Clock Alarm: Provides an alarm for the system clock. To use the clock alarm, select
the ‘On’ option and enter the desired time of day in the time field.
• Arrival Alarm: Lets you specify an alarm to sound when you’re a specified distance
away from a destination waypoint. There are three options: (1) Off: No arrival alarm
will sound, (2) Auto: An arrival alarm will sound one minute before the destination,
based upon your current speed and course over ground, and (3) On: An arrival
alarm will sound at the alarm distance specified in the distance field for the destina-
tion waypoint.
• Crosstrack Alarm: Provides an alarm for crosstrack error (XTK) when your vessel
is off course by more than a specified distance, up to 99.99 (units).
• Anchor Drag Alarm: Lets you specify an alarm to sound when you’ve exceeded a
specified drift distance, up to 9999 (units). Whenever the anchor alarm is triggered,
an anchor symbol will appear in the status bar.
• Sounder Alarms: Allows you to set shallow and deep depth alarms and an alarm
for specific sized fish/targets. There are three options:
• Shallow On/Off: Sounds if depth equals or is less than the selected value.
• Deep On/Off: Sounds if depth equals or is more than the selected value.
• Fish On/Off: Select from All Targets, Medium-Large Targets, or Large Targets.
SECTION
10
SETUP MENUS
Timers and Alarms
A. The timer field can be set to count down from a
specified interval or provide a running count of
elapsed time.
B. The sounder alarms can be set to warn you of
deep or shallow water and sounder targets of
various sizes.
A B
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