Humminbird 747c, 777c2 Temp Offset , Speed Calibration

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Temp Offset

(Advanced)

Temp Offset will adjust the temperature readout by the amount entered. This

menu choice is available only when in Advanced User Mode (see Setup Menu

Tab: User Mode.)

To change the Temp Offset setting:

1. Make sure you are in Advanced User Mode, then highlight Temp Offset

on the Setup menu.

2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Temp

Offset setting. (-10.0 to +10.0 degrees, Default = 0)

Speed Calibration

(Advanced, with Temp/Speed only)

Speed Calibration will adjust the speed readout by the percentage entered, and will

appear in the menu if a Temp/Speed Accessory is connected and the paddlewheel

has moved at least once, when the unit is in Advanced User Mode (see Setup Menu

Tab: User Mode.)

To change the Speed Calibration setting:

1. Make sure you are in Advanced User Mode, then highlight Speed

Calibration on the Setup menu.

2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Speed

Calibration setting. (-20% to +20%, Default = 0%)

531526-1_A - 747c_&_777c2_Man_Eng.qxp 10/2/2006 1:42 AM Page 71

Contents

Main Thank You! ii Sonar X-Press Menu 34 Sonar Menu Tab 43 Alarms Menu Tab 55 Setup Menu Tab 59 iii iv How Sonar Works Page DualBeam PLUS Sonar QuadraBeam PLUS Sonar WideSide Sonar Universal Sonar 2 7 Whats On the Display The 700 Series Fishing System can display a variety of useful information about the a 8 about the area under and adjacent to your boat, including the following items: her device is connected to the Fishing System. If both devices are connected, then only the Views Sonar View Understanding Sonar History Real Time Sonar (RTS) Window Freeze Frame and Cursor Bottom Presentation Page Sonar Zoom View 200/83 kHz Split Sonar View Big Digits View Page Side Beam View Page Page WideSide View Key Functions POWER/LIGHT Key VIEW Key MENU Key 4-WAY Cursor Control Key EXIT Key Accessory Bus Powering Up the Unit 777c The Menu System Page Start-Up Options Menu Normal Operation Simulator Page Accessory Test PC Connect Sonar X-Press Menu Side Sensitivity Upper Range Lower Range M Side Beam Range Chart Speed Quad Layout Zoom Level Bottom Lock Bottom Range Sonar Menu Tab Beam Select Fish ID+ Fish ID Sensitivity Real Time Sonar (RTS) Window Bottom View Zoom Width 83 kHz Sensitivity 455 kHz Sensitivity WideSide Sensitivity Depth Lines Surface Clutter Noise Filter Max Depth Water Type Transducer Select Alarms Menu Tab Depth Alarm Fish ID Alarm Low Battery Alarm Aux. Temp. Alarm Temp Alarm Alarm Tone Setup Menu Tab Units - Depth Units - Temp Units - Distance Units - Speed User Mode Language Triplog Reset Restore Defaults Select Readouts Page Depth Offset Aux. Temp. Offset Temp Offset Speed Calibration Digits Format NMEA Output Views Menu Tab Accessories Menu Tab Troubleshooting 700 Series Doesnt Power Up 700 Series Defaults to Simulator with a Transducer Attached 72 Display Problems Problem Possible Cause 73 Finding the Cause of Noise Possible Source of Noise Isolation 700 Series Fishing System Accessories Page Page Specifications Page Glossary Sonar Terms: Page Page Page Page Page Page Page Page Page Page Page Contact Humminbird