Specifications

M77_Man_Eng_531350-1_B.qxd 1/3/2005 4:30 PM Page 58

Specifications		Notes
Depth Capability	1500 ft (500 m)
Power Output	500 Watts (RMS), 4000 Watts (Peak to Peak)
Operating Frequency	200 kHz and 83 kHz DualBeam PLUS™
Area of Coverage	60° @ -10 dB in 83 kHz
	20° @ -10 dB in 200 kHz
Target Separation	2¹ Inches (63.5 mm)
Power Requirement	10-20 VDC
LCD Matrix	320 V x 240 H
Transducer	XHS-9-20-T
Transducer Cable Length	20 ft (6 m)

Product specifications and features are subject to change without notice.

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Contents

Matrix 77c Operations Manual Table of Contents Thank You Views Menu Tab Accessories Menu Tab Troubleshooting Alarms Menu TabSetup Menu Tab Sonar X-Press Menu How Sonar Works DualBeam Plus Sonar Temperature water surface temperature What’s On the Display Views Sonar View Understanding Sonar History Real Time Sonar RTS WindowSonar Zoom View 200/83 kHz Split Sonar View 200/83 kHz Split Sonar ViewBig Digits View Big Digits View Bottom Presentation View Key POWER/LIGHT KeyKey Functions Menu Key Advanced features such as WeatherSense, GPS Accessory BusPowering Up the Unit Exit Key Keys to reactivate the X-Press Menu Menu SystemPress the Menu key once to display Change to the screen Normal Operation Exit Normal operation by powering your Fishing System offStart-Up Options Menu Simulator System Status PC ConnectSonar X-Press Menu Sensitivity To adjust the SensitivityTo adjust the Upper Range Upper Range Chart Speed Lower RangeBottom View Sonar Menu Tab To adjust the Zoom LevelZoom Level Sonar Zoom View Only To use Beam Select Beam SelectFish ID+ Highlight Beam Select on the Sonar main menu Fish Sensitivity KHz SensitivityDepth Lines Surface Clutter Noise FilterMax Depth Setting. Fresh, Salt, Default = Fresh Alarms Menu TabTo change the Water Type setting Water Type Low Battery Alarm Depth AlarmFish ID Alarm Temp Alarm Units Temp Setup Menu TabUnits Depth Units Distance Restore Defaults User ModeTriplog Reset Units Speed Voltage TemperatureSelect Readouts To Select Readouts Speed Calibration Depth OffsetTemp Offset Nmea Output Accessories Menu Tab Views Menu TabTo Change the View Status of Any View Problem Possible Cause TroubleshootingDisplay Problems Control head loses power at high speeds Matrix Fishing System Accessories Finding the Cause of NoiseIsolation Specifications Contact Humminbird

Humminbird 77c manual Specifications

Models: 77c

1500 ft (500 m)

20 ft (6 m)