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GPSMAP 178/178C Sounder
Standard and Optional Transducers
Unit part numbers 010-00340-00 and 010-00340-01
include a single-frequency 200kHz, plastic, depth and temp,
transom mount transducer.
Unit part numbers 010-00340-02 and 010-00340-03
include a dual-frequency 200/50kHz,, plastic, depth and
temp, transom mount transducer.
Unit part numbers 010-00340-04 and 010-00340-05 do
not include a transducer.
For a complete list of optional transducers, contact your
Garmin Dealer or Garmin direct.
For the most recent list of available accessories for
your GPS unit, current user manuals and software
updates, visit our web site at www.garmin.com.
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Packing List
Introduction
Before installing and getting started with your unit, please check to see that your package includes
the following items. If any parts are missing, please contact your Garmin dealer immediately.
Standard Package:
• GPSMAP 178/178C Sounder Unit
• GA 29 Remote External Antenna and 30’ cable*
• Internal Antenna**
• Single-Knob Tilt & Swivel Bracket
• Power/Data Cable
• Owner’s Manual
• Quick Reference Card
• Protective Cover
* Not included with part numbers 010-00340-01, 010-00340-03, or 010-003410-05 with internal antenna.
** Not included with part numbers 010-00340-00, 010-00340-02, or 010-003410-04 with remote antenna.
Optional Accessories:
• US A/C PC Adapter
• EURO A/C PC Adapter
• Cigarette Lighter Adapter
• BlueChart Marine Data Cards, MapSource CDs, USB Data Card Programmer and Data Cards
• USB Data Card Programmer
• GBR 21 Beacon Receiver for differential corrections
• Transducers/Temperature Sensors/Water Speed Sensors/Extension Cables