83
Reference
Map Tab— contains setup options for the Map Page. See page 25.
Hiway Tab— contains setup options for the Highway Page. See page 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 page 39.
Setup Tab— consists of three submenu tabs; System, Units, and Time.
System Submenu 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 lter-
ing), 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.
Main Menu: Temp Tab/
Setup Tab
Main Menu—Temp Tab
Temperature
Scale
Time
Duration
Main Menu—System Tab
(Normal Mode)
GPSMAP178CManual.indd 83 3/19/2004, 3:10:46 PM
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