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HYT TM-800U User Manual

HYT TM-800U
39 pages
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THANK YOU!
Thank you for your purchase of HYT mobile radio TM-800. We believe this
easy-to-use radio will provide you with dependable and reliable
communications at peak efficiency. Please read this manual carefully before
use. The information presented herein will help you to derive maximum
performance from your radio.
MODELS COVERED IN THIS MANUAL
TM-800 VHF Mobile Radio
TM-800 UHF Mobile Radio
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HYT TM-800U Specifications

General IconGeneral
BrandHYT
ModelTM-800U
CategoryRadio
LanguageEnglish

Summary

MANDATORY SAFETY INSTRUCTIONS

HOT SURFACE

Warning about hot surfaces during radio operation to prevent burns.

General Safety Instructions

Instructions for installers and users regarding antenna use, safe distance, and compliance.

User Safety and RF Exposure

Compliance with RF Energy Exposure Standards

Details radio's compliance with FCC and international standards for human RF exposure.

Operational Instructions and Training Guidelines

Guidance on optimal performance and compliance with RF energy exposure limits.

FCC Compliance and Licensing

Part 15 Compliance

Explains compliance with FCC rules for Class B digital devices and interference mitigation.

FCC Licensing Requirements

States the necessity of proper FCC licensing before operating the radio.

Operation and Installation Safety

Operation Safety Guidelines

Covers safe operation in various environments and with vehicle electronic systems.

Installation Safety Guidelines

Advises on secure mounting and potential hazards from loose radios.

Product Inspection

Supplied Accessories

Lists the items included in the radio package and their quantities.

Radio Installation

Installing the Radio

Step-by-step guide for physically mounting and connecting the radio and its components.

Installation Tools and Warnings

Installation Tools

Lists the necessary tools for proper radio installation.

Installation Warnings

Crucial warnings regarding power supply, drilling, secure mounting, and fuse replacement.

Radio Overview

Front Panel View

Identifies and describes the components on the radio's front panel.

LED Indicator

Explains the meaning of different LED color indications during radio operation.

LCD Display

Indicator Descriptions

Details various icons and indicators shown on the LCD screen and their meanings.

Programmable Function Key

Function Key Assignments

Lists the auxiliary functions that can be programmed to the PF1-PF6 keys.

Rear Panel View

Rear Panel Connectors

Identifies and describes the connectors located on the back of the radio.

Basic Operations

Turn the Radio On/Off

Instructions on how to power the radio on and off, including password entry.

Adjust the Volume

Explains how to control the audio volume using the selector knob or function keys.

Monitor Feature

Describes how to use the monitor function to listen to channel activity.

Select a Channel

Guides on changing channels using the selector knob or function keys.

Channel and Zone Operations

Select a Zone

Instructions for navigating and selecting different zones within the radio's memory.

Receive and Transmit

Details on how to receive signals and initiate transmissions using the PTT button.

Selectable Power Level

How to adjust the transmit power level (High, Medium, Low) for different scenarios.

Transmission ID and Channel Scan

Beginning/End of Transmission ID Signal

Explains how to send identification signals at the start and end of transmissions.

Channel Scan Operations

Covers different scan types, starting, stopping, and restarting the scanning process.

Advanced Scan Features

Dual Priority Scan

Describes how the radio prioritizes certain channels during scanning.

Operator Selectable Priority Channel

Allows users to set channels as priority or non-priority.

Scan List Management

How to add or delete channels from the scan list and temporary nuisance channel deletion.

Channel Lockout and DTMF Calling

Busy Channel Lockout (BCL) and Override

Prevents transmission on busy channels and how to override the BCL feature.

DTMF Call Procedures

Explains manual dial, keypad auto PTT, and store & send methods for DTMF calls.

DTMF Number Management

Store and Dial DTMF Numbers

Instructions for storing, confirming, dialing, and clearing DTMF numbers.

Code Squelch Function

How code squelch works for selective reception based on matching codes.

Code Squelch and Transpond

Code Squelch Receive and Transmit

Details on receiving and transmitting calls using matched codes with squelch.

Auto Transpond Feature

Explains how the radio automatically sends a transpond signal upon receiving a matching code.

TOT and Emergency Features

Time-Out-Timer (TOT)

Prevents continuous transmission and protects the radio from damage.

Emergency Call Function

How to activate and use the emergency call mode for critical situations.

Programmable Auxiliary Functions: Part 1

Reverse Frequency and Talkaround

Functions to reverse frequencies or enable talkaround for communication.

Selectable Squelch Level

How to adjust the squelch sensitivity to filter out unwanted noise.

User Selectable Tone (CTCSS/DCS)

Allows temporary changes to CTCSS/DCS frequencies for specific channels.

Programmable Auxiliary Functions: Part 2

Public Address and Dual Home Channels

Features for amplifying audio and switching between preferred channels.

Horn Alert Function

Enables the radio to control external devices or alert the user remotely.

Programmable Auxiliary Functions: Part 3

Selectable Two-Tone and Five-Tone Encode

How to select and transmit specific 2-Tone or 5-Tone codes.

Display Options

Settings for display frequency, label, mode, and LCD backlight.

Programmable Auxiliary Functions: Part 4

Scrambler and GPS Report

Functions for voice security and transmitting GPS position data.

Optional Signalling Logic

How CTCSS/DCS and DTMF/2-Tone/5-Tone signalling logic affects squelch and alerts.

User Set Mode Configuration

User Set Mode Menus

Overview of menus available in User Set mode: Function Set, Power On Text, Password, UST Code, Key Assignment.

Function Set Details

Configuration options for home channels, zones, and their assignments.

User Set Mode Settings

Power On Text and Password

Setting custom text and password for radio startup.

UST Code Configuration

Setting User Selectable Tone (UST) codes and RX signalling parameters.

Key Assignment and TX Signalling

Key Assignment Options

Assigning specific functions to programmable keys like PF1.

TX Signalling Settings

Configuring transmit signalling with CTCSS/DCS or OFF states.

Programmable Key Functions (PF1 & PF2)

PF1 Function Assignments

Details functions assignable to Programmable Key 1 (PF1) for various operations.

PF2 Function Assignments

Details functions assignable to Programmable Key 2 (PF2) for various operations.

Programmable Key Functions (PF3)

PF3 Function Assignments

Details functions assignable to Programmable Key 3 (PF3) for various operations.

Programmable Key Functions (PF4)

PF4 Function Assignments

Details functions assignable to Programmable Key 4 (PF4) for various operations.

Programmable Key Functions (PF5)

PF5 Function Assignments

Details functions assignable to Programmable Key 5 (PF5) for various operations.

Programmable Key Functions (PF6)

PF6 Function Assignments

Details functions assignable to Programmable Key 6 (PF6) for various operations.

Knob and Navigation Functions

Selector Knob Functions

Describes functions controlled by the Selector Knob for menu navigation and settings.

UP/Down Key Functions

Details functions assigned to the UP/Down keys for menu navigation.

Appendix 1: Entering Characters

Entering Characters with Keypad

Guide on using an optional microphone keypad to input characters and numbers.

Character Input and Accessories

Entering Characters Without Keypad

Instructions for entering characters using the radio's controls without a keypad.

Optional Accessories

Lists available optional accessories such as microphones, brackets, and speakers.

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