5
Introduction
Congratulations
You now own the best value in trunking radio systems, a Uniden
professional communications radio. The SMU250KTS is an integral
part of a trunking radio system which consists of many radio channels
with high powered repeater stations that extend range and provide
greater access to available channels.
Your SMU250KTS Two-Way FM Transceiver offers many special
features and can be programmed by your Uniden dealer to provide the
features that best meet your needs. Read this Operating Guide
completely to be sure you are getting the most value and performance
from your new radio.
Description
The SMU250KTS is a trunked/conventional mobile Two-Way FM
Transceiver. It is microprocessor-controlled, frequency-synthesized,
and programmable. It is rugged and designed for easy installation in
small spaces.
The SMU250KTS operates in the 450 to 494 MHz range with a
maximum RF power output rating of 25 watts.
Service
If your radio does not work properly, take it to a Uniden dealer for
servicing. These radios contain no user serviceable parts. Unauthorized
adjustments will void the warranty and may cause illegal radio
operation. Make sure that a qualified technician services your radio
equipment. When servicing these radios, use only factory authorized
replacement parts.
20
Special Features
Function Tones
The radio is equipped with several tones to indicate error conditions or
confirm functions have occurred.
Power On Tone - a high pitch tone indicating the radio has powered
up normally.
Malfunction Tone - a long low tone at power on indicating a radio
problem. If it persists, return the radio to your Uniden dealer for repair.
Function Enable Tone - a short high tone indicating the key function
has been turned on.
Function Disable Tone - two short low tones indicating that the key
function has been turned off.
No Function Tone - a low/high/low/high tone sequence indicating the
key function is not allowed.
Down-Select Tone - a short low tone occurring at every down-select
change.
PTT Error Tone - a low tone sounding as long as the PTT is held, if
transmit is not allowed on the selected channel.
BCLO Tone - alternating high/low tones sounding as long as PTT is
held if the channel is busy.
TOT Caution Tone - short high pitch beeps sounding every second,
beginning 5 seconds before transmitter shutoff occurs.
TOT Error Tone - a high pitch tone sounding as long as the PTT is
held, after TOT has occurred.
Priority Tone - a short high pitch double beep sounding during scan
when the Priority Channel is received.
Connect Tone - a Function Enable Tone sounding when system access
is achieved.
System Busy Tone - recurring beeps of the DTMF 7 tone pair
occurring when access is attempted on a busy system.
Intercept (Out of Range) Tone - Continuous DTMF 7 tone pair
occurring after 4 unsuccessful handshake attempts.
