Config: Spect-Inv (Spectrum Inversion); Select:) Monitor Menu Branch - Comtech EF Data MN/LBC4000.IOM Installation And Operation Manual

LBC-4000 L-Band Up/Down Converter System
Front Panel Operation
When an external reference oscillator is connected and set to other than 5 MHz
or 10 MHz, the following screen appears:

6.2.3.5 CONFIG: SPECT-INV (Spectrum Inversion)

To set Spectrum Inversion operation: Use the [][] arrow keys to select
ConvA or ConvB, and then use the [][] arrow keys to toggle the parameter as
NRM (Normal) or INV (Invert). Press [ENT] when done.
6.2.4

(SELECT:) MONITOR Menu Branch

These examples are provided for reference only – the data that displays
on your system will vary depending on your actual operating conditions.
Five read-only information screens provide monitoring of a number of operating
voltage, temperature and tuning parameters. Use the [][] arrow keys to
page between screens.
These screens show the active Monitor A (Conv-A) and Monitor B (Conv-B) Up
and/or Down Converter IDU operating parameters, where:
• iflo = IF Lockout
• rflo = RF Lockout
• tp = Operating Temp (°C)
EXTERNAL REFERENCE FREQ
MUST BE 5/10 MHz
Spectrum Inversion:
ConvA=NRM ConvB=INV
Monitor A:
rflo=01.6
Monitor B:
rflo=01.6
6–14
iflo=08.2
tp=+32.1
iflo=08.1
tp=+30.2
MN/LBC4000.IOM
Revision 5