Motorola T7400, T7450 Two-way Radio Users Guide

Frequency and Code Charts
20
19 099 462.6500 2 462.6750 GMRS Primary 5
20 099 462.6750 2 462.6750 GMRS Primary 6
21 099 462.7000 2 462.7000 GMRS Primary 7
22 099 462.7250 2 462.7250 GMRS Primary 8
WX1 162.550 WX5 162.450
WX2 162.400 WX6 162.500
WX3 162.475 WX7 162.525
WX4 163.425 WX8 162.275
T7400 Code
Channel DisplayTransmit Transmit Receive
Frequency Power Frequency Description
(MHz) (Watts) (MHz)
Weather Channels and Frequencies
Weather Frequency Weather Frequency
Channel (MHz) Channel (MHz)
  

Changing your Radio’s Settings
21
Note: Your radio will only communicate with radios set to the same Channel
and Interference Eliminator Code.
Changing your Radio’s Settings
Setting the Channel
• Turn radio On.
• To set, press     once the Channel display begins to flash.
• Then press     or     to choose the Channel.
• Press      to exit this menu.
Note: The red indicator light above the display flashes every
second when the Channel is in use.
Setting the Interference Eliminator Code
Interference...

Changing your Radio’s Settings
22
You can set a different code for each channel using this procedure. An extended
press of      of       allow you to scroll through the Interference Eliminator Codes
rapidly so you can quickly reach the code you want.
Note: You must set the Interference Eliminator Code to    on a radio that uses
Interference Eliminator Codes to communicate with radios that do not have
Interference Eliminator Codes
.
Push to Talk Timeout Timer
To prevent accidental transmissions and save...

Changing your Radio’s Settings
23
Scanning
By using     , you can monitor Channels and Codes for transmissions and lock in on
the one that interests you. More importantly, you can find someone in your group
who has accidentally changed Channels and is talking during your scan. You don’t
have to set a new Channel or Code, the radio just resets itself temporarily to that
Channel and Code and you can start talking.
• To start scanning, briefly press .
Your Channel/Code screen displays      and begins to...

24
HandsFree Use/VOX
With Compatible VOX Accessories
• Turn radio Off.
• Open Accessory Cover.
• Insert plug of audio accessory firmly into 
Accessory Jack.
• Turn radio On. Radio will display:     .
• Lower radio volume BEFORE placing accessory on 
head or in ear.
• To transmit, speak into Accessory Microphone and to
receive, stop talking.
• VOX operation can be disabled by pressing     or removing audio accessory.
Note: There is a short delay between when you start talking and when the radio
transmits....

Changing your Radios Settings
25 
Setting Sensitivity Level
Adjusting your radio’s Sensitivity Level helps minimize the possibility of
unintended noises triggering a transmission, or enhances the ability to pick upquiet voices.
• Press     4 times as needed to display     . The radio will also display the
sensitivity type you are setting:
• Select Sensitivity Level of       ,      ,      or by using      or     :
= High Sensitivity,for quiet environments
= Medium Sensitivity,for most environments
= Low...

Using Accessories
26
Using Accessories
Make sure the radio is turned Off before plugging audio accessories into the
accessory port. Before you place an accessory on your head or in your ear, turn
the volume down. To order accessories, please contact the point of purchase.
Earpiece with PushToTalk Microphone
Discreet, lightweight earpiece with handoperated lapel or collarmounted
microphone. It allows clear communication without disturbance or interference.
Earpiece with Boom Microphone
Discreet,...

Weather
27
Weather
Your radio can tune in to broadcasts by the United States National Oceanic and
Atmospheric Administration (NOAA) Weather Radio and Environment Canada
Weatheradio.
You can listen to a weather channel or set your radio to alert you to emergency
weather broadcasts that interrupt routine broadcasts.
When you listen to weather channel, you cannot use your radio in scan mode or
for twoway communications.
Both NOAA and Environment Canada have transmitters located throughout the
United States...

Weather
28
Setting the Weather Channel
Your radio receives 8 weather frequencies (see page 19).
1) After turning weather reception on, press      . The current channel flashes.
2) Press      or      to select the channel.
Setting the Weather Alert
1) After turning weather reception on, press       twice. “A” displays.
2) Press      or      to select 
Y (ON).
If you activate Weather Alert and return to twoway mode,      will display.
As with twoway radio reception, weather channel reception depends on...

Use and Care
29
X
XX X
XX
Use and Care
If the radio gets wet...
Use a soft damp cloth
to clean the exterior.Do not immerse
in water.Do not use alcohol or
cleaning solutions.
Turn it off and
remove batteries.Dry with soft cloth. Do not use until
completely dry.