BendixKing KTR 909A - Manual (Page 10)

8
Programmed Channel Deprogramming
To deprogram a channel, perform the following steps:
• Press and hold the CHAN button for at least three seconds. The top
display line will flash P01 indicating the programming mode is active on
channel 1.
• Rotate either the small or the large Frequency/Channel Select Knob to
change the channel number.
• Momentarily press the MODE button, the frequency display begins to
flash.
• Rotate the large Frequency/Channel Select Knob until the display shows
dashes (between 399 and 225).
• Press the CHAN button or wait ten seconds to exit the programming
mode.
The channel is now deleted from the programmed channel list.
X-Mode Operation
This is available if the X-Mode option was enabled during installation. The radio
has the ability to be used for transmitting and receiving digital data using the X-
Mode. The X-Mode is activated by the external digital data communication
system. When activated, normal voice communications are disabled and the
audio output is not squelched.
Display Dimming
This is available if the automatic dimming option was enabled during installation.
The display brightness is automatically controlled by the photocell on the front of
the unit.
DISCRETE INPUTS
Certain discrete inputs may have been installed that affect the operation of the
KTR 909/909A. Refer to the flight manual supplement for more information. The
functions available are:
• Control Disable
• Remote Channel Request
• Program Disable
• ADF Enable
• Semi-Duplex Inhibit
• Remote Guard
Control Disable
This switch will enable and disable the front panel controls of the KFS 599A.