Owner's Manual
Page 3
Introduction The Fishfinder 400C is a full-featured, color sonar that offers a choice of the main screens to access advanced settings. • Press and release the POWER key to adjust the display settings. Introduction Quick Links • Installing the Fishfinder 400C: page 1 • Mounting the Fishfinder 400C: page 2 • Installing the Transducer: page 4 • Basic Operation: page 15 •...
Introduction The Fishfinder 400C is a full-featured, color sonar that offers a choice of the main screens to access advanced settings. • Press and release the POWER key to adjust the display settings. Introduction Quick Links • Installing the Fishfinder 400C: page 1 • Mounting the Fishfinder 400C: page 2 • Installing the Transducer: page 4 • Basic Operation: page 15 •...
Owner's Manual
Page 4
... Wiring Harness 10 Step 5: Test the Installation 13 Basic Operation 15 Turning the Fishfinder 400C On or Off 15 Adjusting the Backlight Setting 15 Using Simulator Mode 15 Using the Fishfinder 400C Keypad 15 Understanding the Home Screen 16 Understanding the Full Screen 17 Understanding the...Screen 19 Understanding the Temp Log Screen 19 Understanding the Configure Screen 20 Customizing the Fishfinder 400C 21 Setting Alarms 21 Changing the Display Settings 21 Changing the Sonar Settings 22 Changing the System Settings 23 Configuring Transducer Settings 23 Customizing Units of ...
... Wiring Harness 10 Step 5: Test the Installation 13 Basic Operation 15 Turning the Fishfinder 400C On or Off 15 Adjusting the Backlight Setting 15 Using Simulator Mode 15 Using the Fishfinder 400C Keypad 15 Understanding the Home Screen 16 Understanding the Full Screen 17 Understanding the...Screen 19 Understanding the Temp Log Screen 19 Understanding the Configure Screen 20 Customizing the Fishfinder 400C 21 Setting Alarms 21 Changing the Display Settings 21 Changing the Sonar Settings 22 Changing the System Settings 23 Configuring Transducer Settings 23 Customizing Units of ...
Owner's Manual
Page 13
... NOT cut the transducer lead. (This voids your sonar to become turbulent. Attach the transducer assembly to the 5 x 30 mm screws. Adjust the transducer assembly to be located in the path of the transom. Fishfinder 400C Owner's Manual When selecting a transom mount location... mount the transducer in locations where it touches the mounting bracket, and then tighten 1/4 turn more. (Do not overtighten.) 5. Installing the Fishfinder 400C Tool List (not included)-drill, 3/8" wrench or socket, 5/32" and 1/8" drill bits, masking tape, #2 Phillips screwdriver, and marine sealant...
... NOT cut the transducer lead. (This voids your sonar to become turbulent. Attach the transducer assembly to the 5 x 30 mm screws. Adjust the transducer assembly to be located in the path of the transom. Fishfinder 400C Owner's Manual When selecting a transom mount location... mount the transducer in locations where it touches the mounting bracket, and then tighten 1/4 turn more. (Do not overtighten.) 5. Installing the Fishfinder 400C Tool List (not included)-drill, 3/8" wrench or socket, 5/32" and 1/8" drill bits, masking tape, #2 Phillips screwdriver, and marine sealant...
Owner's Manual
Page 15
Fabricate a test device from a section of the transducer with water or a light mineral oil. Installing the Fishfinder 400C PVC pipe or a can , as shown in the water, pointed directly at all speeds. • The location must not be over any ...fillers, or dead air space. • In an area of two-part, slow-cure epoxy into the dam. 3. To test the location: 1. Fishfinder 400C Owner's Manual If the sonar performance is equipped with water or light mineral oil. 3. Selecting a Location for a Shoot-Thru-Hull Installation When installing a transducer, the installation location must...
Fabricate a test device from a section of the transducer with water or a light mineral oil. Installing the Fishfinder 400C PVC pipe or a can , as shown in the water, pointed directly at all speeds. • The location must not be over any ...fillers, or dead air space. • In an area of two-part, slow-cure epoxy into the dam. 3. To test the location: 1. Fishfinder 400C Owner's Manual If the sonar performance is equipped with water or light mineral oil. 3. Selecting a Location for a Shoot-Thru-Hull Installation When installing a transducer, the installation location must...
Owner's Manual
Page 18
.... You can purchase complete information about National Marine Electronics Association (NMEA) format and sentences from the Fishfinder 400C to a Garmin CANet The Fishfinder 400C is a CANet-compatible sonar device. A standard NMEA connection only allows depth, temperature, and speed information to be sent to ...performance of CANet-compatible units, allowing sonar information from the Fishfinder 400C. For Garmin GPS units, set NMEA Output On to NMEA compatible devices. You must be shared with your Fishfinder 400C, you can on the Fishfinder 400C NMEA Output setting (page 23)....
.... You can purchase complete information about National Marine Electronics Association (NMEA) format and sentences from the Fishfinder 400C to a Garmin CANet The Fishfinder 400C is a CANet-compatible sonar device. A standard NMEA connection only allows depth, temperature, and speed information to be sent to ...performance of CANet-compatible units, allowing sonar information from the Fishfinder 400C. For Garmin GPS units, set NMEA Output On to NMEA compatible devices. You must be shared with your Fishfinder 400C, you can on the Fishfinder 400C NMEA Output setting (page 23)....
Owner's Manual
Page 19
.... Select a transducer type. Select units of inactivity, the fishfinder automatically switches to Full Screen. Note: Although it is not detected, a "Transducer Disconnected, Sonar Turned Off" message appears. After 15 seconds of measure. Select a color scheme. To configure your Fishfinder 400C for the first time, press and hold the POWER key until...
.... Select a transducer type. Select units of inactivity, the fishfinder automatically switches to Full Screen. Note: Although it is not detected, a "Transducer Disconnected, Sonar Turned Off" message appears. After 15 seconds of measure. Select a color scheme. To configure your Fishfinder 400C for the first time, press and hold the POWER key until...
Owner's Manual
Page 20
...If the sonar signal is suddenly lost or the bottom return is necessary to a different location. You cannot get a depth or distance reading when out of the boat. Return the boat to work properly. NOTE: When adjusting the depth of striking underwater objects. 14 Fishfinder 400C Owner's Manual Installing the Fishfinder 400C Because water...this occurs. 2. Make moderate turns in the water check for leaks. It might have to move the transducer to carry the sounder's sonar signal, the transducer must be working properly, gradually increase the boat's speed while observing the...
...If the sonar signal is suddenly lost or the bottom return is necessary to a different location. You cannot get a depth or distance reading when out of the boat. Return the boat to work properly. NOTE: When adjusting the depth of striking underwater objects. 14 Fishfinder 400C Owner's Manual Installing the Fishfinder 400C Because water...this occurs. 2. Make moderate turns in the water check for leaks. It might have to move the transducer to carry the sounder's sonar signal, the transducer must be working properly, gradually increase the boat's speed while observing the...
Owner's Manual
Page 21
...on or off; Adjusting the Backlight Setting 1. RANGE (-/+)-Press to select a language, transducer type, units of the sonar. HOME-Press to return to use your Fishfinder 400C. SELECT HOME MENU Power/ Backlight Range (-/+) ROCKER SELECT MENU HOME POWER/BACKLIGHT-Press and hold the POWER key until... onscreen messages. Press and release the POWER key. 2. Basic Operation Basic Operation Using the Fishfinder 400C Keypad Turning the Fishfinder 400C On or Off Press and hold to turn on the Fishfinder 400C for the first time, you have to adjust the range of measure, and color scheme....
...on or off; Adjusting the Backlight Setting 1. RANGE (-/+)-Press to select a language, transducer type, units of the sonar. HOME-Press to return to use your Fishfinder 400C. SELECT HOME MENU Power/ Backlight Range (-/+) ROCKER SELECT MENU HOME POWER/BACKLIGHT-Press and hold the POWER key until... onscreen messages. Press and release the POWER key. 2. Basic Operation Basic Operation Using the Fishfinder 400C Keypad Turning the Fishfinder 400C On or Off Press and hold to turn on the Fishfinder 400C for the first time, you have to adjust the range of measure, and color scheme....
Owner's Manual
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... split-screen with the normal graph on the right zoomed to show information numerically (page 19). Configure Configure unit settings (page 20). 16 Fishfinder 400C Owner's Manual A 50kHz frequency graph appears on the left (page 17). Temp Log Shows a customizable graph of transducer installed. a 200kHz ...then press SELECT to the linear graph (page 18). Flasher (Dual Beam transducer only) Opens a round flasher to indicate the transducer's sonar readings as an alternative to choose an option. note: Options on this screen vary based on the type of the water temperature when ...
... split-screen with the normal graph on the right zoomed to show information numerically (page 19). Configure Configure unit settings (page 20). 16 Fishfinder 400C Owner's Manual A 50kHz frequency graph appears on the left (page 17). Temp Log Shows a customizable graph of transducer installed. a 200kHz ...then press SELECT to the linear graph (page 18). Flasher (Dual Beam transducer only) Opens a round flasher to indicate the transducer's sonar readings as an alternative to choose an option. note: Options on this screen vary based on the type of the water temperature when ...
Owner's Manual
Page 23
..., highlight Full Screen, and press SELECT. Temperature Depth Speed Basic Operation Understanding the Split Zoom Screen Use the Split Zoom screen to view the full sonar data from the graph as well as a zoomed in portion on the same screen. Understanding the Full Screen The Full Screen is the main screen..., highlight Split Zoom Screen, and press SELECT. Depth, temperature, and speed Suspended targets Transducer mode Range Zoomed depth scale Zoom window Range Bottom Transducer mode Fishfinder 400C Owner's Manual 17
..., highlight Full Screen, and press SELECT. Temperature Depth Speed Basic Operation Understanding the Split Zoom Screen Use the Split Zoom screen to view the full sonar data from the graph as well as a zoomed in portion on the same screen. Understanding the Full Screen The Full Screen is the main screen..., highlight Split Zoom Screen, and press SELECT. Depth, temperature, and speed Suspended targets Transducer mode Range Zoomed depth scale Zoom window Range Bottom Transducer mode Fishfinder 400C Owner's Manual 17
Owner's Manual
Page 24
On the Home screen, highlight Split Freq, and press SELECT. Sonar information flashes on the ring when it is received at the top, or 12:00, and progresses ... that starts at the depth indicated on the same screen. Depth, temperature and speed Range Water speed 18 Depth Odometer Frequencies Fishfinder 400C Owner's Manual Voltage Flasher ring Water Temp Understanding the Split Freq Screen Use the Split Freq screen (dual frequency transducer only)... the Flasher Screen The Flasher screen (dual beam transducer only) provides an almost instantaneous return of the sonar return.
On the Home screen, highlight Split Freq, and press SELECT. Sonar information flashes on the ring when it is received at the top, or 12:00, and progresses ... that starts at the depth indicated on the same screen. Depth, temperature and speed Range Water speed 18 Depth Odometer Frequencies Fishfinder 400C Owner's Manual Voltage Flasher ring Water Temp Understanding the Split Freq Screen Use the Split Freq screen (dual frequency transducer only)... the Flasher Screen The Flasher screen (dual beam transducer only) provides an almost instantaneous return of the sonar return.
Owner's Manual
Page 26
Alarms-set alarms to alert you can define and adjust settings universal to all Fishfinder 400C screens. See page 24. See page 23. Sonar-customize sonar settings. See page 23. Units-customize the units of various events. See page 21. Display-customize display settings including backlight and Day/ Night mode. Transducer-...
Alarms-set alarms to alert you can define and adjust settings universal to all Fishfinder 400C screens. See page 24. See page 23. Sonar-customize sonar settings. See page 23. Units-customize the units of various events. See page 21. Display-customize display settings including backlight and Day/ Night mode. Transducer-...
Owner's Manual
Page 28
... each symbol is capable). Suspended targets appear as symbols with no background information shown. Customizing the Fishfinder 400C Changing the Sonar Settings To change the sonar settings, on all stronger returns are highlighted in white. • Medium-many stronger returns are ...highlighted in white. • Low-the least sensitive setting. Fish Symbols-set how the Fishfinder 400C interprets suspended targets. Background sonar information appears, making the distinction between fish and structure easier. Whiteline-highlights the strongest signal from right ...
... each symbol is capable). Suspended targets appear as symbols with no background information shown. Customizing the Fishfinder 400C Changing the Sonar Settings To change the sonar settings, on all stronger returns are highlighted in white. • Medium-many stronger returns are ...highlighted in white. • Low-the least sensitive setting. Fish Symbols-set how the Fishfinder 400C interprets suspended targets. Background sonar information appears, making the distinction between fish and structure easier. Whiteline-highlights the strongest signal from right ...
Owner's Manual
Page 31
...the Split Zoom screen. The range of the depth scale on any screen to access advanced options. The zoom is set to 200kHz. Fishfinder 400C Owner's Manual 25 By default, the frequency is off, or set to No Zoom by default. Highlight Manual Range and press SELECT...2x Zoom-twice the magnification. • 4x Zoom-four times the magnification. • Bottom Lock-locks the zoom window to a section of the Fishfinder 400C's sonar receiver. Zoom-zoom in to the bottom. Frequency-when using a Dual Beam transducer, select a wide or narrow beam. Dual Frequency Dual Beam Range-...
...the Split Zoom screen. The range of the depth scale on any screen to access advanced options. The zoom is set to 200kHz. Fishfinder 400C Owner's Manual 25 By default, the frequency is off, or set to No Zoom by default. Highlight Manual Range and press SELECT...2x Zoom-twice the magnification. • 4x Zoom-four times the magnification. • Bottom Lock-locks the zoom window to a section of the Fishfinder 400C's sonar receiver. Zoom-zoom in to the bottom. Frequency-when using a Dual Beam transducer, select a wide or narrow beam. Dual Frequency Dual Beam Range-...
Owner's Manual
Page 33
... in the boat. CANet™ Connection Kit-allows you can purchase the following optional accessories on the Garmin Web site (www.garmin.com): Flush Mount Kit-mounts your Fishfinder 400C to peak) Frequency: 50/200 kHz (dual frequency), 80/200 kHz (dual beam) Depth: 1,...500 ft (dual frequency), 900 ft (dual beam) (Depth capacity is dependent on water salinity, bottom type, and other water conditions.) Appendix Optional Accessories You can read sonar...
... in the boat. CANet™ Connection Kit-allows you can purchase the following optional accessories on the Garmin Web site (www.garmin.com): Flush Mount Kit-mounts your Fishfinder 400C to peak) Frequency: 50/200 kHz (dual frequency), 80/200 kHz (dual beam) Depth: 1,...500 ft (dual frequency), 900 ft (dual beam) (Depth capacity is dependent on water salinity, bottom type, and other water conditions.) Appendix Optional Accessories You can read sonar...
Owner's Manual
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... to unit operating characteristics. If the transducer cable is removed while the unit is not detected. Appendix Alarms and Messages The Fishfinder 400C uses an on , reconnect and cycle power. Battery Voltage Is Too High-too much input voltage; Water Speed Sensor Is ... been reached. Sonar Failed, Unit Needs Repair-there is not a transducer attached, bad cable/transducer, or the transducer cable was disconnected. Contact your dealer or Garmin Product Support to alert you enter or leave that zone. 28 Fishfinder 400C Owner's Manual Transducer Disconnected, Sonar Turned Off-there...
... to unit operating characteristics. If the transducer cable is removed while the unit is not detected. Appendix Alarms and Messages The Fishfinder 400C uses an on , reconnect and cycle power. Battery Voltage Is Too High-too much input voltage; Water Speed Sensor Is ... been reached. Sonar Failed, Unit Needs Repair-there is not a transducer attached, bad cable/transducer, or the transducer cable was disconnected. Contact your dealer or Garmin Product Support to alert you enter or leave that zone. 28 Fishfinder 400C Owner's Manual Transducer Disconnected, Sonar Turned Off-there...
Owner's Manual
Page 37
See surface noise numbers 22 numbers screen 19 O odometer resetting 26 optional accessories 27 Fishfinder 400C Owner's Manual 31 Index Index A A-scope 26 accessories 27 advanced settings 25 alarms 21, 28 battery 21 deep water 21 drift 21 fish 21 shallow ... 2 transducer on a transom 7 transducer on a trolling motor 5 shoot-thru-hull 8 the wiring harness 10 to 12 noise. See surface noise configure screen 20 contact garmin iii customizing sonar settings 22 system settings 23 transducer settings 23 units of measure 24 D Declaration of Conformity 30 depth 24 line 26 range 25 span 26...
See surface noise numbers 22 numbers screen 19 O odometer resetting 26 optional accessories 27 Fishfinder 400C Owner's Manual 31 Index Index A A-scope 26 accessories 27 advanced settings 25 alarms 21, 28 battery 21 deep water 21 drift 21 fish 21 shallow ... 2 transducer on a transom 7 transducer on a trolling motor 5 shoot-thru-hull 8 the wiring harness 10 to 12 noise. See surface noise configure screen 20 contact garmin iii customizing sonar settings 22 system settings 23 transducer settings 23 units of measure 24 D Declaration of Conformity 30 depth 24 line 26 range 25 span 26...
Owner's Manual
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...water temperature 24, 28 whiteline 22 wiring harness installing 10-12 32 Z zoom 25 2x 25 4x 25 depth 26 split 17, 25 Fishfinder 400C Owner's Manual See product registration reset odometer 26 ROCKER key 15 S scale 26 scroll speed 22 selecting a location for shoot-thru-hull ...-thru-hull installation 8 simulator mode 23 using 15 software license agreement 30 sonar specifications 27 sonar settings changing 22 specifications 27 speed sensor 24 split frequency screen 18 split zoom screen 17 surface mounting the fishfinder 2 surface noise 22 suspended targets 22 swivel base 3 swivel mount bracket ...
...water temperature 24, 28 whiteline 22 wiring harness installing 10-12 32 Z zoom 25 2x 25 4x 25 depth 26 split 17, 25 Fishfinder 400C Owner's Manual See product registration reset odometer 26 ROCKER key 15 S scale 26 scroll speed 22 selecting a location for shoot-thru-hull ...-thru-hull installation 8 simulator mode 23 using 15 software license agreement 30 sonar specifications 27 sonar settings changing 22 specifications 27 speed sensor 24 split frequency screen 18 split zoom screen 17 surface mounting the fishfinder 2 surface noise 22 suspended targets 22 swivel base 3 swivel mount bracket ...
Quick Reference Guide
Page 1
...the backlight. RANGE(+/-) -press to turn the unit on the ROCKER to adjust the backlight Using the Fishfinder 400C Keypad POWER/BACKLIGHT-press and hold to adjust the range of the sonar. SELECT-press to the previous screen when indicated. press to return to select highlighted items and confirm ... Depth Temp Speed Suspended targets Bottom Transducer mode Range Changing the Display Settings You can switch between Day and Night mode. Fishfinder 400C quick reference guide May 2007 Part Number 190-00757-01 Rev. Press and release to adjust the backlight and day/night modes.
...the backlight. RANGE(+/-) -press to turn the unit on the ROCKER to adjust the backlight Using the Fishfinder 400C Keypad POWER/BACKLIGHT-press and hold to adjust the range of the sonar. SELECT-press to the previous screen when indicated. press to return to select highlighted items and confirm ... Depth Temp Speed Suspended targets Bottom Transducer mode Range Changing the Display Settings You can switch between Day and Night mode. Fishfinder 400C quick reference guide May 2007 Part Number 190-00757-01 Rev. Press and release to adjust the backlight and day/night modes.
Quick Reference Guide
Page 2
.... Transducer mode Frequencies Depth, temperature, and speed The Flasher screen (dual beam transducer only) provides an almost instantaneous return of the sonar return. Press MENU from any screen to return to the Home screen. Zoomed depth scale Flasher ring Zoom Range window Depth, temperature,... and speed Depth Range Please visit www.garmin.com for additional documentation and information. Press HOME from any of the main screens to access advanced settings. The depth scale is...
.... Transducer mode Frequencies Depth, temperature, and speed The Flasher screen (dual beam transducer only) provides an almost instantaneous return of the sonar return. Press MENU from any screen to return to the Home screen. Zoomed depth scale Flasher ring Zoom Range window Depth, temperature,... and speed Depth Range Please visit www.garmin.com for additional documentation and information. Press HOME from any of the main screens to access advanced settings. The depth scale is...