Switching Power On; Operation; Figure 11. Keypad - Comtech EF Data DT-4572 Installation And Operation Manual

X-band down converter

Hide thumbs Also See for DT-4572:

Table of Contents

DT4572 X-Band Down Converter

System Operation

3.2 S

WITCHING

Before turning the Prime Power Switch to the ON position, check to ensure that the

installation is complete, and verify that the converter is connected to the proper prime

power source, RF Input and IF Output.

Switch the ON/OFF Prime Power Switch on the rear panel to ON. Verify that the

cooling fan is operating, and that the POWER ON LED STATUS indicator light is on.

After the AC power is switched on and before pressing the buttons on the key-pad, the

LCD display message should be similar to:

DT-4572

SW VER 4.06

3.3 O

PERATION

Local operation of the RF Down Converter is controlled by operator input commands

initiated through the six button key-pad on the front panel shown in Figure 11. The key-

pad is the local operator's interface to control, configure and monitor the status of the

converter. Operator inputs and commands entered into the key-pad are displayed by the

front panel twenty-four character, two line, LCD display. See Appendix B for Remote

Control.

There are six operating command functions: Configuration, Pre-Select, Monitor Status,

Currents Faults, Stored Faults and Utility Functions. A flow chart for selecting the

commands, operating menus, and data inputs is shown in Figure 12 through Figure 20.

OWER

SN4572XXXX

ENT

CLR

Rev. 0

MM/DT4572.IOM

Table of Contents

Troubleshooting