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GPSMAP 188/188C Sounder Owner’s Manual 69
MAIN MENU > SYSTM TAB
Systm (System) Tab
The System tab controls system setting for beeper, speed filter,
languages, system mode, and simulator controls, restores factory
settings, displays the software version, and prepares software
update cards.
The following settings are available:
• Beeper—Off, Alarms Only, Key and Alarm: controls audible
beeps for keys and alarms.
• Speed Filter—Off, Auto, On: averages speed-readings.
• Language—displays the on-screen display languages.
• System Mode—sets Normal or Simulator Mode.
• Set Position*—sets your location while in Simulator Mode.
See page 3 for additional instructions.
• Track Control*—Auto Track, User Track: controls your
heading in Simulator Mode.
• Track*—sets your heading in Simulator Mode.
• Speed*—sets your speed in Simulator Mode.
• Transducer*—sets a transducer type.
* These fields are only available when the unit is in Simulator Mode.
The following option is also available from the Systm tab:
• System Information—displays the unit’s software, basemap
version, and electronic serial number.
Press MENU to access the following options:
• Defaults—restores settings on Systm page to default values.
• All Unit Defaults—restores all settings to Garmin’s original
setup values for the entire unit.