Operation; Figure 3-2. Keypad - Comtech EF Data LBC-4000 Installation And Operation Manual

L-Band Up/Down Converter System
System Operation
3.3 O
PERATION
Local operation of the RF Down Converter is controlled by operator input commands initiated
through the six button keypad on the front panel shown in Figure 3-1. The
keypad is the local operator's interface to control, configure and monitor the status of the
converter. Operator inputs and commands entered into the keypad are displayed by the front
panel 24-character, two line, LCD display.
There are six operating command functions:
•
Configuration
•
Pre-Select
•
Monitor Status
•
Currents Faults
•
Stored Faults
•
Utility Functions.
A flow chart for selecting the commands, operating menus, and data inputs is shown in
Table 3-2.
ENT
CLR

Figure 3-2. Keypad

3-4
MN/LBC4000.IOM
Revision 2