Tait t2020 User manual

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Contents
Contents ........................................................................................... 1
Safety Warnings .............................................................................. 4
FCC RF Exposure Limits ..................................................................... 4
Additional Safety Warnings ................................................................... 4
Getting Started ................................................................................ 5
Variation in Radio Setup ....................................................................... 5
Radio Controls and Indicators ......................................................... 6
On/Off/Volume Control ...................................................................... 6
Key Functions ....................................................................................... 6
Radio Indicators ................................................................................... 8
LED Indicators ................................................................................ 8
Control Head Display Indicators ...................................................... 9
Basic Operation .............................................................................. 11
Turning the Radio On and Off ........................................................... 11
Adjusting the Volume ......................................................................... 11
Operating Modes ................................................................................ 11
Selecting a Channel ............................................................................. 11
Selecting a Group ................................................................................ 12
Receiving a Call ................................................................................. 12
Making a Call ..................................................................................... 13
Transmit Timer ................................................................................... 14
What You Hear on a Channel ............................................................ 14
CTCSS and DCS mute ................................................................. 14
Selective Call Mute ....................................................................... 15
RF Squelch ................................................................................... 15
Monitor ......................................................................................... 15
Muting an External Device ............................................................ 16
Scanning and Voting Groups ............................................................... 16
Activating Scan Mode .................................................................... 16
Making a Call in Scan Mode .......................................................... 17
Priority Scanning ........................................................................... 17
Voting ........................................................................................... 17
Tait Electronics Ltd has made every effort to ensure the accuracy of the
information in this manual. However, Tait Electronics Ltd reserves the right
to update the radio and/or this manual without notice.

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5-Tone Signaling ............................................................................ 18
Receiving a 5-Tone Call ..................................................................... 18
Clearing a Call ............................................................................... 18
Receiving a 5-Tone Group Call ..........................................................19
Making a 5-Tone Call ......................................................................... 19
Preset 5-Tone Calls ........................................................................19
Dialing 5-Tone Calls ......................................................................19
Call Acknowledgement ..................................................................21
Making a 5-Tone Group Call .............................................................. 21
Dialing 5-Tone Group Calls .......................................................... 22
5-Tone Emergency Calling ................................................................. 23
Status Messages ....................................................................................23
Status Message Display ................................................................... 24
Assigning a Status Message .............................................................24
Other 5-Tone Features ........................................................................ 25
Call Diversion ................................................................................25
Call Queuing .................................................................................25
Deferred Calling ............................................................................ 26
Immediate Callback ....................................................................... 26
Unanswered Call Alert ...................................................................26
G-STAR ID Encoding ....................................................................... 27
Making a G-STAR Call ......................................................................27
G-STAR Emergency Calling ............................................................... 27
2-Tone Decoding ............................................................................ 28
Receiving a 2-Tone Call ..................................................................... 28
DTMF Calls ...................................................................................... 29
Preset DTMF Calls ..............................................................................29
Dialed DTMF Calls ............................................................................. 29
Dialing Tones A to D .................................................................... 29
Dialing Type .................................................................................. 30
Dialing a DTMF Call ..................................................................... 31
Alphanumeric Entry Mode ............................................................ 32
Selecting an Alpha Symbol ............................................................. 32
User Function Menu ....................................................................... 34
User Function Menu Options ..............................................................34
Altering User Options .........................................................................35
Accessing the User Function Menu ................................................ 35

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Changing an Option Setting .......................................................... 36
Call Queuing ...................................................................................... 36
Call Queue Not Empty ................................................................. 37
Accessing the Call Queue .............................................................. 37
Exiting Call Queue Entry Mode .................................................... 38
Call Queue Full ............................................................................. 38
Call Diversion ..................................................................................... 38
Activating Call Diversion ............................................................... 39
Exiting Call Diversion Mode ......................................................... 40
Receiving a Call During Call Diversion ......................................... 40
Calling a Radio in Diversion Mode ............................................... 40
Programmable Channel Signaling ........................................................ 40
Changing the Channel Signaling .................................................... 41
Exiting Signal Programming Mode ................................................ 42
Programmable Scanning and Voting Groups ....................................... 42
Starting a Group Programming Session .......................................... 42
Changing a Channel’s Group Membership .................................... 43
Exiting a Group Programming Session ........................................... 43
Other Features ............................................................................... 44
Economy Mode .................................................................................. 44
Emergency Mode ................................................................................ 44
Stealth Emergency ......................................................................... 44
Emergency Cycling ....................................................................... 45
Repeater Talkaround .......................................................................... 45
Maintenance and Troubleshooting .............................................. 46
Basic Maintenance .............................................................................. 46
Troubleshooting ................................................................................. 46

4 Safety Warnings
Safety Warnings
FCC RF
Exposure
Limits
This product generates radio fre-
quency energy during transmissions.
This device must be restricted to
work-related use in an occupational/
controlled exposure environment.
The radio operator must have control of the expo-
sure conditions and duration of all persons exposed
to the antenna of this transmitter to satisfy FCC RF
exposure compliance. This device is not approved
for general population use.
■It must only be used with authorized accessories
and antennas.
■The operator must ensure that the minimum safe
distance of 35 inches (0.9 m) between persons
and the antenna is maintained during transmis-
sions.
■Do not exceed a duty cycle ratio of 50% trans-
mit mode to stand-by or receive modes. The
radio is in transmit mode when the PTT key on
the microphone is pressed and the transmit indi-
cator ( ) shows on the control head display.
Additional
Safety
Warnings
■Switch the radio off at petrol filling
stations or near flammable liquids or
gases.
■Switch the radio off in the vicinity of
explosive devices and blasting zones.
■Using a handheld microphone or a
radio while driving a vehicle may vio-
late the laws and legislation that apply
in your country or state. Please check
the vehicle regulations in your country or state.

Getting Started 5
Getting Started
Variation in
Radio Setup
Your T2020 mobile radio has been programmed to
suit your communication needs. If you are unsure
of which of the features described in this manual are
available on your radio, consult your system man-
ager or the person who programmed your radio.
T2020 Control Head

6 Radio Controls and Indicators
Radio Controls and Indicators
Your T2020 radio controls and indicators include
the on/off/volume control, control head keys and
display indicators.
On/Off/
Volume
Control
Rotating the on/off/volume control clockwise
turns on the radio and increases volume. This also
controls the volume level of audible indicators and
confidence tones.
Key Functions
Key functions are outlined in the table below. Func-
tions marked with a * must be programmed in
order to operate.
Symbol Key Name Function
Call * Activates 5-tone dialing mode.
You can make 5-tone calls to other
users.
* Long press: Sends a preset
5-tone call programmed for the
currently selected channel.
Status * Activates status entry mode. You
can select programmed status mes-
sages to indicate your current sta-
tus, such as “EN ROUTE” or “AT
LUNCH” (see “Status Messages”
on page 23).
Channel Activates channel selection/entry
mode so that you can change to
another channel or scan group.
* Long press: Turns repeater
talkaround on and off (see
“Repeater Talkaround” on
page 45).
Alphanumeric * Activates alphanumeric entry
mode (see “Alphanumeric Entry
Mode” on page 32).

Radio Controls and Indicators 7
Monitor * Controls the signaling mute and
RF squelch control of your receiver
(see “Monitor”on page 15).
* Long press: Turns squelch over-
ride on and off.
Auxiliary * Activates emergency mode or
sends a one touch 5-tone or DTMF
call.
* Controls an internal hardware
option (e.g. a scrambler).
Function * Activates user function menu
entry mode, where some radio fea-
tures can be customized (see “User
Function Menu Options”on
page 34).
Enter Completes dialing entries (channel
entries, 5-tone calls, DTMF dialing,
alphanumeric entries and option
selections).
Star/Up Star: For 5-tone and DTMF dialing.
Up: When the scrolling available
indicator ( ) shows on the con-
trol head display, this key is used to
scroll through a list of options.
Pound/Down Pound: For 5-tone and DTMF dial-
ing.
Down: When the scrolling available
indicator ( ) shows on the con-
trol head display, this key is used to
scroll through a list of options.
0to 9Dials numbers when the LED (light
emitting diode) beside the alpha-
numeric key is not illuminated
().
[ABC] to
[WXYZ]
Dials letters when the LED beside
the alphanumeric key is illuminated
().
Symbol Key Name Function

8 Radio Controls and Indicators
Radio
Indicators
In combination, the radio’s LED indicators and
control head display indicators provide you with
visual information on the state of your radio. The
radio indicators are summarized in the following
tables.
LED Indicators
Indicator Name Meaning
Call LED Steady: Your radio has received a
2-tone or 5-tone call.
Flashing: Your radio received a
call which was not answered.
Status LED Your radio is ready for you to
select a status code relating to
your current activity.
Channel LED Steady: Your radio is ready for
you to enter information to
select a new channel.
Flashing: The current channel is
in repeater talkaround mode.
Alphanumeric
LED
You can enter information, such
as an alpha symbol label, from
the keypad.
Monitor LED Steady: The signaling mute (if this
option has been programmed)
has been overridden. This may be
because the microphone is off the
microphone clip, or because you
have pressed the monitor key.
Flashing: Monitor key has been
pressed for long enough to over-
ride RF squelch.
Note that when the radio is oper-
ating normally, this indicator is off.