Contents

Introduction

4

Your radio has the following features:

. . . .

. . . . . . . . . . . . . . 4

Safety and Operational Information

5

Display

5

Function and Location of the Controls

6

Before Using your Radio

7

1. Charging and Installing the Li-ion Polymer Battery Pack

. . . . . . . . . . . . . . 7

2. Installing the Antenna

. . . . . . . . . . . . . 8

3. Installing the Belt Clip

. . . . . . . . . . . . . 9

Using Your Radio

9

1. Turning the Power On/Off

. . . .

. . . . . . . . . . . . . . 9

2. Adjusting Squelch

. . . . . . . . . . . . . 10

3. Transmitting and Receiving

. . . . . . . . . . . . . 10

4. Accessing the 16/9 Priority Channels

. . . . . . . . . . . . . 10

5. Selecting Channels

. . . .

. . . . . . . . . . . . . 10

6. Selecting High/Low Power

. . . .

. . . . . . . . . . . . . 11

7. Locking the Keypad

. . . .

. . . . . . . . . . . . . 11

8. Adding/Deleting Channels to/from Memory . .

. . . .

. . . . . . . . . . . . 11

9. Accessing Channels Saved to Memory

. . . . . . . . . . . . . 12

10. Scanning

. . . . . . . . . . . . . 12

11. Using the WATCH Modes

. . . . . . . . . . . . . 13

12. Selecting a WX (weather) channel

. . . . . . . . . . . . . 13

13. Weather Alert Operation

. . . .

. . . . . . . . . . . . . 14

14. Selecting U.S./International/Canadian Band . .

. . . .

. . . . . . . . . . . . . 14

15. Resetting the Radio

. . . .

. . . . . . . . . . . . . 14

Maintenance

14

Technical Specifications

15

Frequency Charts

16

International Marine Channels

. . . . . . . . . . . . . . . . . . . . . . . . . . 16

USA Marine Channels

. . . .

. . . . . . . . . . . . . 18

Canadian Marine Channels

. . . . . . . . . . . . . 20

FCC Compliance

. . . .

. . . . . . . . . . . . . 23

How to Obtain Service

25

Lowrance LHR-20/22Operation Instructions

3

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Lowrance electronic LHR-20 manual Contents