18  About this guide
1 About this guide
This user’s guide provides information about the 
TM9135 mobile radio.
The radio behavior described in this guide applies to 
radios with firmware version 7.1 or higher. If your radio 
does not operate as you expect, contact your radio 
provider for assistance.
Safety warnings used in this guide
Within this user’s guide, the following warnings are 
used to alert you to important safety information:
Warning: There is a potential risk of death or serious 
injury.
Caution: There is the risk of minor or moderate injury 
to people.
Caution: There is a risk of equipment damage 
or
 malfunction.
Related documentation
The following documentation is also available for your 
Tait radio, which you can access from the Tait Technical 
Support website (
http://support.taitradio.com):
■ Safety and Compliance Information—supplied with 
each radio. (The same information is included in this 
user’s guide.)
■ Installation Guide—covers installing the TM9100 
mobile radios, microphones, antennas, emergency 
switches, and external alert devices.
■ Accessory installation instructions—may be supplied 
with an accessory.