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Garmin Fishfinder 140, Owner'S Manual

The Garmin Fishfinder 140 is a powerful tool for anglers to locate fish with ease. To fully utilize its features, make sure to download the manual for free from manualshive.com and learn how to maximize your fishing experience. Get the most out of your Fishfinder 140 with the downloadable manual.

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Fishfinder 90/140 Owner’s Manual 

23

Appendix

Declaration of Conformity (DoC)

Hereby, Garmin, declares that this Fishfinder 90/140 is 

in compliance with the essential requirements and other 

relevant provisions of Directive 1999/5/EC.
To view the full Declaration of Conformity, see the Garmin 

Web site for your Garmin product:  

www.garmin.com

.

 

190-00582-10_0A.indd   23

12/2/2011   3:08:59 PM

Summary of Contents for Fishfinder 140

Page 1: ...Owner s Manual full feature sonar Fishfinder 90 140 190 00582 10_0A indd 1 12 2 2011 3 08 54 PM...

Page 2: ...oducts and to make changes in the content without obligation to notify any person or organization of such changes or improvements Visit the Garmin Web site www garmin com for current updates and suppl...

Page 3: ...Fishfinder contact Garmin Product Support or an installation professional in your area The Operating Your Fishfinder section describes the features and operation of the Fishfinder 90 140 The Appendix...

Page 4: ...inder 5 Installing the Transducer 6 Installing the Fishfinder Unit 10 Installing the Wiring Harness 12 Testing the Transom Mount Installation 13 Operating Your Fishfinder 14 Understanding Basic Functi...

Page 5: ...Garmin Product Support if you have any questions while using your Fishfinder 90 140 In the USA go to www garmin com support or contact Garmin USA by phone at 913 397 8200 or 800 800 1020 In the UK co...

Page 6: ...or collision resulting in death or serious injury When navigating carefully compare information displayed on the Fishfinder 90 140 to all available navigation sources including information from visual...

Page 7: ...and what you might see on the Fishfinder 90 or 140 screen This manual does not go into technical detail about sonar but it can give you a general understanding of those things that you need to know a...

Page 8: ...transmitted sound waves is determined by the beam width of the transducer and the water depth The narrow beam provides crisp detail of what is under your boat and is helpful if you are fishing in deep...

Page 9: ...water whether it is near the front or the back of the aquarium Remember this when you are trying to locate exactly where something is in the water Water depth Depth range Water temperature at the tra...

Page 10: ...reduce this surface clutter page 15 You can see in the previous illustration how the fish are indicated in a few different ways By default fish appear as arches Actual fish returns might not always ap...

Page 11: ...y items contact your Garmin dealer Packing List one of each unless otherwise noted A Fishfinder sonar unit B1 Swivel mount bracket Fishfinder 140 optional for Fishfinder 90 or B2 Tilt mount bracket Fi...

Page 12: ...Install the 10 32 lock nut L finger tight You can tighten the transducer further after installation on the boat Mounting the Transducer on a Trolling Motor 1 Slide the large cable tie S through the s...

Page 13: ...shaft You can fill the forward facing portion except the cable tie pocket of the transducer mount with sealant to avoid accumulating debris Mounting the Transducer on a Transom Tool List not included...

Page 14: ...n drive boats mount the transducer between the drives if possible Do not mount the transducer behind strakes rivet lines struts fittings water intakes or discharge ports Mount the transducer parallel...

Page 15: ...the bottom of the transom approximately 1 8 3 mm on fiberglass hulls or 3 8 10 mm on aluminum hulls Adjust the transducer assembly to be aligned parallel with the water 4 Tighten the 10 32 locking nu...

Page 16: ...y while operating the vessel Select a mounting surface strong enough to support the weight of the Fishfinder and protect it from excessive vibration or shock DO NOT mount the bracket in a location whe...

Page 17: ...HTEN 4 If you are using the swivel mount place the swivel mount bracket over the swivel base and secure it with the short knob To install the Fishfinder on the mount bracket 1 Align the slot on the ba...

Page 18: ...older supplied with the Fishfinder You can also wire the Fishfinder directly to the battery CAUTION The Fishfinder input voltage is 10 18 volts DC Do not exceed this voltage because this can damage th...

Page 19: ...ng the installation at a slow speed If the sonar appears to be working properly gradually increase the boat s speed observing the sonar s operation If the sonar signal suddenly is lost or the bottom r...

Page 20: ...nu options Understanding Basic Functions To turn on the Fishfinder Press and release the Power key To turn off the Fishfinder Press and hold the Power key To change the backlight level Press the Power...

Page 21: ...upper left corner of the screen for example the Range option in the above screen press an Arrow key Options and Settings The following settings reset to the system defaults each time you turn on the...

Page 22: ...etup menu Press MENU Use the Arrow keys to move the selection arrow to Setup and press ENTER The options appear Options and Settings Your changes to the following settings are used until you set the S...

Page 23: ...ppears Same as previous with the target depth shown Suspended targets appear as symbols Background information appears making the distinction between fish and structure easier Same as previous with ta...

Page 24: ...temperature appears on the screen This appears only if you have a temperature capable transducer The settings are Hide and Auto default Units Depth sets the measurements in Feet default Meters or Fath...

Page 25: ...r Output 100 watts RMS 800 watts peak to peak Frequency 80 kHz wide and 200 kHz narrow Depth 600 foot max depth Depth capacity is dependent on water salinity bottom type and other water conditions Spe...

Page 26: ...eflective coating which is very sensitive to skin oils waxes and abrasive cleaners CLEANERS CONTAINING AMMONIA WILL HARM THE ANTI REFLECTIVE COATING It is very important to clean the screen using an e...

Page 27: ...d States of America Limited Warranty This Garmin product is warranted to be free from defects in materials or workmanship for one year from the date of purchase Within this period Garmin will at its s...

Page 28: ...re not accepted for warranty veri cation To obtain warranty service an original or copy of the sales receipt from the original retailer is required Garmin will not replace missing components from any...

Page 29: ...declares that this Fishfinder 90 140 is in compliance with the essential requirements and other relevant provisions of Directive 1999 5 EC To view the full Declaration of Conformity see the Garmin Web...

Page 30: ...ymbols 4 G gain 15 gain setting 4 graphs 17 auto gain 18 beam 17 fish ID 17 Whiteline 17 H hardness of the bottom 3 I installing the Fishfinder unit 10 the transducer 6 the unit on the mount bracket 1...

Page 31: ...ar returns 3 surface clutter 4 swivel mount bracket 11 T temperature number 18 temperature units 18 testing the transom mount installation 13 transducer 1 assembling 6 installing 6 mounting on a trans...

Page 32: ...subsidiaries Garmin International Inc 1200 East 151st Street Olathe Kansas 66062 USA Garmin Europe Ltd Liberty House Hounsdown Business Park Southampton Hampshire SO40 9RB UK Garmin Corporation No 68...

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