TECHNISONIC INDUSTRIES LIMITED
www.til.ca
TDFM-7300-3 Installation & Operating Instructions
TiL 11RE436
2-6
2.12 ESW(0) KEY (Ergo Switch Key)
The ESW key provides the function of the concentric or ‘ergo’ switch on the portable. The switch
has two conditions which are represented by ‘O’ and ‘
∅
’. Pressing the ESW key toggles the
condition back and forth. The condition is displayed at the right hand side of the display line,
second character from the right. The ergo switch condition is saved when the unit is turned off.
There are separate conditions for each band installed. The ESW key can be programmed with
the CPS™ to a variety of functions such as low power, scan and secure or encrypted mode.
2.13 TSW(*) KEY (Toggle Switch Key)
The TSW key provides the function of the toggle switch on the portable. The switch has three
conditions which are represented by ‘A’, ‘B’ and ‘C’. Pressing the TSW key toggles the condition
A,B,C,A,B, etc. The condition is displayed at the far right hand side of the display line, last
character on the right. The toggle switch condition is saved when the unit is turned off. There are
separate conditions for each band installed. The TSW key can be programmed with the CPS™ to
a variety of functions such as low power, scan, zone select, or pl disabled mode.
2.14 DISPLAY
The transceiver has a 6-line, 144-character LED display. The top 4 lines display the zone name,
channel name, condition symbols (scan, direct, call, secure, monitor, etc) and switch settings for
each band. An LED on the left side of each band indicates a receive condition while an LED on
the right side of each line indicates transmit. A solid arrow on the first character indicates which
band is selected. Line 5 displays information for the analog band including channel name,
frequency, scan, narrow band, and tone. The sixth line displays the menu items associated with
the band selected and the mode of the knob.
2.15 GENERAL OPERATION
Switch on the transceiver as described in 2.3. Select the desired band by pressing the BAND key.
Select the TDFM-7300-3 on the aircraft audio panel. Press the knob again so that CHAN shows
up on the bottom right of the display. Rotate the knob until the desired channel or talk group is
selected. Press the knob until VOL is again shown on the display. You can adjust the volume by
waiting until a signal is received or by pressing F1 (factory programmed for monitor function) and
adjusting the rotary knob. The radio is ready to use. If the radio is installed in separate mode,
remember that the band selected by pressing the BAND key is what menu is displayed on the
screen but the band selected by the audio panel is band that you are actually transmitting and
receiving on. To use the DTMF keypad while transmitting, the band you are using must be
selected on the display.
Summary of Contents for TDFM-7300-3
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