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 6–13 MN-LBC-4000
6.3.3.3 (CONFIG:) REDUND (Redundancy) Submenu
Appendix B. REDUNDANCY OPERATION
This menu branch is functional in LOCAL MODE ONLY.
Redundancy:
Mode State FrcBkup
6.3.3.4 (CONFIG): REFADJ (Reference Oscillator Adjustment)
Reference frequency
Adjustment = 087
The reference oscillator adjustment may be manipulated with this menu. Use the
[

][

]
arrow
keys to select a digit to edit, and then the
[

][

]
arrow keys to change its value. Press [ENT]
when done.
The default Reference Frequency tuning adjustment is 087 , with allowable values from 000 to
255 .
When an external reference oscillator is connected and set to 10 MHz, the following screen
appears:
EXTERNAL 10 MHZ
REFERENCE PRESENT
When an external reference oscillator is connected and set to 5 MHz, the following screen
appears:
EXTERNAL 5 MHZ
REFERENCE PRESENT
When an external reference oscillator is connected and set to other than 5 MHz or 10 MHz, the
following screen appears:
EXTERNAL REFERENCE FREQ
MUST BE 5/10 MHz