IN CASE OF EMERGENCY TABLE OF CONTENTS... IMPORTANT... EXPLICIT DEFINITIONS — CAUTIONS... 1 OPERATING RULES 1 2 PANEL DESCRIPTION...2-5 ■ Front panel...2 ■ Function display...4 3 BASIC OPERATION...6-9 ■ Channel selection...6 ■ Receiving...8 ■ Transmitting...8 4 SCANS...10-13 ■ General...10 ■ Weather alert...12 ■ Dualwatch/tri-watch...13 5 DIGITAL SELECTIVE CALLING...14-19 ■ General...14 ■ Distress call (without UX-112)...15 ■ Distress call (with UX-112)...16 ■ All ships call (TX)...17 ■ All ships call (RX) (UX-112 required)...18 ■ Sensor distress call (TX)...19 ■ Individual call (RX) (UX-112 required)...19 ■ Distress call (RX) (UX-112 required)...19 ■ Distress relay call (RX) (UX-112 required)...19 6 MEMORY AND CALL CHANNEL PROGRAMMING...20 ■ Memory channels...20 ■ Call channel...20 7 OTHER FUNCTIONS...21-25 ■ Hailer operation...21 ■ Intercom operation...22 ■ Automatic fog horn...24 ■ Internal speaker ON/OFF...25 ■ Backlight intensity...25 8 SET MODE...26-30 ■ Entering SET mode...26 9 CONNECTIONS AND MAINTENANCE 31-37 ■ Unpacking...31 ■ Additional requirements...31 ■ Connections...32 ■ Mounting the Transceiver 36 ■ Antenna 36 ■ Resetting the CPU...37 ■ Cleaning...37 ■ Fuse replacement...37 ■ Backup battery...37 10 OPTIONAL UNIT INSTALLATIONS ...38-39 ■ Removing/replacing the case· · · · 38 ■ UX-11 2 (DSC DECODER UNIT)...38 ■ UT-74/UX-110 (VOICE SCRAMBLER UNITS)...39 ■ UX-95 (RELAY INTERFACE UNIT) ···· 39 11 TROUBLESHOOTING 40 12 VHF MARINE CHANNEL LIST 41 13 SPECIFICATIONS...42 14 OPTIONS...43