Comtech EF Data DT-4500-A Series - Manual (Page 73)

DT-4500-A Series Downconverters Revision 1
Front Panel Operation MN-DT4500A
5–5
5.3.1 CONFIG (Configuration)
OUTPUT REMOTE REDUNDANCY
FAULTRECOVERY COLDSTART
Use the ◄ ► arrow keys to select from the submenu choices shown, and then press ENTER. Note
the following:
Submenu Sect Functional Description
OUTPUT 5.3.1.1 Allows user to define output frequency, attenuation, and set Rx operations as
on or off.
REMOTE 5.3.1.2
(Remote C ontrol) Allows definition of whether the unit is being controlled
locally or remotely, and identifies the unit address, interface type, and rate and
format of the baud parameters.
REDUNDANCY 5.2.1.3
(Redundancy) Permits you to identify the redundancy state and mode (see
Appendix B . D T-4500-A R EDUNDANCY O PERATION for further
information).
FAULTRECOVERY 5.3.1.4 Allows configuration of Fault Recovery in Auto or Manual mode.
COLDSTART 5.3.1.5
Allows user to mute the downconverter output signal for a pre-determined time
after power is applied to the downconverter to ensure that the reference
oscillator is stable.
5.3.1.1 CONFIG: OUTPUT
Frq=03627.125 MHz
Atten=19.75 dB Rx = Off
Typical for each parameter, use the ◄ ► arrow keys to first navigate to a parameter to edit, and
then use the ▲ ▼ arrow keys to edit the value of that digit or setting.
Freq (Frequency): Displays the current downconverter frequency in MHz, and allows the
selection of a new frequency channel between RF
Low
to RF
High
MHz (e.g.; 10950.000 to
12750.000 MHz for Model DT-4513-A) in 125 KHz steps.
Atten (Attenuation): Displays the downconverter attenuation setting, and allows the selection
of a new setting from 0.00 to 25.00 dB in 0.25 dB steps. The default setting is 10.00 dB.
Rx: Use the ▲ ▼ arrow keys to set downconverter operation as On or Off. The default mode is
Off.
Press ENTER when done.