© 2011 Garmin Ltd. or its subsidiaries
All rights reserved. Except as expressly provided herein, no part of this manual may be reproduced, copied, transmitted, disseminated, downloaded or stored in any storage medium, for any purpose without the
express prior written consent of Garmin. Garmin hereby grants permission to download a single copy of this manual onto a hard drive or other electronic storage medium to be viewed and to print one copy of
this manual or of any revision hereto, provided that such electronic or printed copy of this manual must contain the complete text of this copyright notice and provided further that any unauthorized commercial
distribution of this manual or any revision hereto is strictly prohibited.
Information in this document is subject to change without notice. Garmin reserves the right to change or improve its products 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 supplemental information concerning the use and operation of this and other Garmin
products.
Garmin
®
and the Garmin logo are trademarks of Garmin Ltd. or its subsidiaries, registered in the USA and other countries. echo
™
is a trademark of Garmin Ltd. or its subsidiaries. These trademarks may not be
used without the express permission of Garmin.
Manual Conventions .................. 1
Registering Your Device ............ 1
Contacting Garmin Product Support................................................................................................................. 1
Keys........................................... 2
Turning On and Turning Off the Device ............................................................................................................ 2
Conguring the Initial Device Settings .............................................................................................................. 2
Adjusting the Contrast ............... 2
Adjusting the Backlight .............. 2
Setting the Beeper ..................... 3
Turning On the Device Automatically ............................................................................................................... 3
Menu Timeout ............................ 3
Using Quick Adjust .................... 3
Sonar Screen............................. 4
Adjusting the Range of the Depth Scale........................................................................................................... 4
Adjusting the Zoom on the Sonar Screen Manually ......................................................................................... 4
Adjusting the Zoom on the Sonar Screen Automatically .................................................................................. 5
Pausing the Screen ................... 5
Resuming the Screen ................ 5
Setting the Gain Manually ......... 5
Setting the Gain to Auto............. 5
Setting the Shallow Water and Deep Water Alarms ......................................................................................... 5
Setting the Battery Voltage Alarm 6
Setting Fish Alarms.................... 6
Setting the Sonar Scroll Speed . 6
Selecting a Frequency for the echo 150 ........................................................................................................... 6
Conguring the Appearance of Suspended Targets ......................................................................................... 6
Specications ............................ 7
Viewing System Information ...... 7
Setting the Language ................ 7
Cleaning the Outer Casing ........ 7
Cleaning the Screen .................. 7
Software License Agreement..... 8