Uniden UM455 Owner's Manual page 5

Table of Contents (Cont'd)
Enabling automatic test call reply ............................................................................... ......36
Position request and reply .......................................................................................... ......36
Requesting another station's position (POS Request) ............................................... ......36
Receiving a position request (Position Reply) ............................................................... ......37
Enabling automatic position reply ............................................................................... ......37
Sending your own position (Position Send) .................................................................... ......38
Putting the radio into standby.......................................................................................... ......38
Disabling automatic channel switching ........................................................................... ......39
Renaming Channels ......................................................................................................... ......40
Installing the Hardware .................................................................................................... ......41
Mounting the radio ......................................................................................................... ......41
Installing flush mount bracket...............................................................................................43
Connecting the radio...................................................................................................... ......44
Connecting accessories................................................................................................. ......46
Connecting to a GPS receiver .................................................................................... ......46
Configuring the GPS ................................................................................................... ......47
Connecting to a chartplotter ....................................................................................... ......48
Connecting to an external speaker ............................................................................. ......48
Connecting to an external PA speaker ....................................................................... ......49
Using the PA feature ................................................................................................... ......50
Maintenance and Troubleshooting ................................................................................. ......51
Common questions ................................................................................................................... ...... 51
Engine Noise Suppression ....................................................................................................... ...... 53
Specifications ................................................................................................................... ......54
Channel and frequencies ............................................................................................................... ...... 57
NMEA Operation ....................................................................................................................... ...... 63
NMEA Input ............................................................................................................................ ...... 63
NMEA Output ......................................................................................................................... ...... 63
Regulations and Safety Warnings ............................................................................................. ...... 64
Basic radio guidelines .................................................................................................... ......64
DSC: Frequently Asked Questions ................................................................................ ......64
Antenna Selection and Installation ................................................................................ ......65
Two Year Limited Warranty .............................................................................................. ......66
Mounting Bracket Template ............................................................................................. ......67
List of Tables
Table 1 - Terms used in this manual .................................................................................. ....... 7
Table 2 - Rear panel connector functions .......................................................................... ....... 9
Table 3 - Front panel button functions ................................................................................ ..... 10
Table 4 - Microphone button functions ............................................................................... ..... 11
Table 5 - Normal mode status messages ........................................................................... ..... 14
Table 6 - Character and text entry order ............................................................................ ..... 28
Table 7 - Receive log ......................................................................................................... ..... 34
Table 8 - Radio specifications ............................................................................................ ..... 54
Table 9 - International Channel Frequencies and Channel Tag ......................................... ..... 57
Table 10 - USA Channel Frequencies and Channel Tag .................................................... ..... 59
Table 11 - Canadian Channel Frequencies and Channel Tag ............................................ ..... 61
Table 12 - NMEA Input Parameters ................................................................................... ..... 63
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