Comtech EF Data LBC-4000, Инструкция по установке и эксплуатации

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LBC-4000 L-Band Up/Down Converter System
Revision 6
Front Panel Operation 6–3 MN-LBC-4000
6.2.1 LBC-4000-ST Front Panel
Figure 6-2. LBC-4000-ST Front Panel
Item Name Desription
1 Rack Handles Used to easily remove and replace the chassis into the user-provided
rack enclosure.
2 IF Sample Connector Provides a sample (nominally 20 dBc down) of the signals present.
3 RF Sample Connector Provides a sample (nominally 20 dBc down) of the signals present.
4 Vacuum Fluorescent Display
(VDF)
An active display showing two lines of 24 characters each. It produces
a blue light with adjustable brightness. Nested menus display all
available options and prompt you to carry out a required action.
3 Light Emitting Diode (LED)
Indicators
The operational state of the LBC
‐
4000 is represented by two sets of
five front panel Light-Emitting Diode (LED) indicators – one set each for
‘CONV A’ and ‘CONV B’. Each set of LEDs convey operational states
as follows:
Sum Fault: Lights RED when a fault condition has been logged and
stored.
Mute: Lights AMBER when the unit is in Mute Mode.
Online: Lights GREEN when the unit is online and carrying traffic.
Up: Lights GREEN when the module is operating as an Up
Converter.
Down: Lights GREEN when the module is operating as a Down
Converter.
5 Keypad Comprised of six keyswitches behind a flat membrane. The keys have a
positive ‘click’ action that provides tactile feedback. Enter data via the
keypad. Data, prompts, and messages are displayed on the VFD.
6 CONV A IDU Module Bay Module bay accepts one Up Converter or Down Converter IDU Module.