Garmin GPSMAP 238 Sounder User Manual download pdf (Page 94)

Reference

Main Menu: Temp Tab/

System Tab

Map Tab— contains setup options for the Map Page. See pages 29-32.

Hiway Tab— contains setup options for the Highway Page. See pages 42-43.

Temp (Temperature) Tab— displays the water temperature log (if equipped with a temperature

transducer/sensor). The chart reads from right to left, so that the most recent temperature measured is

displayed on the far right side of the chart. The dotted lines within the chart indicate intervals in the

temperature scale and the duration of time.

The following settings are available:

• Temperature Scale – sets the temperature range (in degrees) for displaying the log. Select ‘Auto’ to

have the unit automatically determine the best range, or select a span of 2, 4, 6, 8 or 10 degrees.

• Time Duration – sets how fast or slow the temperature log scrolls; the shorter the time duration, the

faster the temperature log scroll. Select a duration from 1 minute to 2.5 hours.

Sonar Tab— contains setup options for the Sonar Page. See pages 38-40.

Systm (System) Tab— controls system settings for beeper, speed ﬁ lter, languages, system mode,

simulator controls, restores factory settings, and displays software version.

The following settings and options are available:

• Beeper – controls audible beep. Select from ‘Off’, ‘Alarms Only’ (sounds for alarms/messages), or

‘Key and Alarm’ (sounds for key presses and alarms/messages).

• Speed Filter – averages speed-readings. Choose from ‘Off’, ‘Auto’ (automatically controls ﬁ ltering),

or ‘On’ (allows you to enter a value from 1 to 255 seconds).

• Language – select from various languages for the unit’s on-screen display.

• System Mode – select from ‘Normal’ (Normal Navigation) or ‘Simulator’ (For practice ONLY),

Sounder Only, or GPS Only.

Set Position* – allows to set your location while in simulator mode. See page 11, starting with

step 2, for additional instructions.

Track Control* – ‘Auto Track’ will steer to the current navigation point. ‘User Track’ allows you to

enter a heading in the ‘Track’ ﬁ eld.

Main Menu—System Tab

(Normal Mode)

Main Menu—Temp Tab

Temperature Scale

Time Duration

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Garmin GPSMAP 238 Sounder User Manual Page 94