Telex IP-223 - iDEN Mode: Miscellaneous Options and PTT

Setup Information
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2-Wire Check Box
The 2-Wire check box is selectable only in local and console modes. From more information, see “2-Wire Check Box - Tone
Mode” on page 74.
F1 Last Call Check Box
The F1 Last Call check box, if selected, indicates a call can be placed to the last transmitted or received iDEN Direct Connect
number by pressing F1 on your keyboard.
Parallel Tone Console Check Box
The Parallel Tone Console check box is selectable only in Tone and Console modes. For more information, see “Parallel Tone
Console Check Box - Tone and Console Modes” on page 74.
PTT Notch Filter Check Box
The PTT Notch Filter checkbox indicates the 2175Hz notch filter is bypassed. When selected, 2175Hz ±180Hz frequency
range is ignored during PTT. Use this option when 2175Hz is blocking desirable audio.
iR1600 Modem Check Box
The iR1600 Modem check box, if selected, indicates the IP-223 can control an iR1600. An access keycode (also known as a
hash code) is required for this feature to be enabled. For more information. see “Enter Access Key Field” on page 122.
Busy Channel Lockout Check Box
The Busy Channel Lockout check box, if selected, indicates outgoing messages are placed in queue until the radio is idle.
Messages can be lost when sent on half-duplex radios. Selecting this check box avoids lost messages. This feature is available
on lines configured for FleetSync or MDC-1200.
The PTT Setup section allows a secondary external function to be controlled with a separate relay closure at the same time as
the PTT relay. Select one of the following:
PTT relay only - When selected, only the PTT relay is closed. (Default Setting)
PTT + R1 - When selected, both the PTT relay and the R1 relay close at the same time.
PTT + R2 - When selected, both the PTT relay and the R2 relay close at the same time.
PTT + BOTH - When selected, the PTT relay, the R1 relay, and the R2 relay close at the same time.
PTT Timeout Field
The PTT Timeout field is used to configure the length of time, in seconds, the IP-223 allows the radio to key up. This function
is used to prevent an extensive occupation of the interfaced radio.
The range for this field is 0 to 1800sec.
Disable is 0.
PTT Setup