LBC-4000 L-Band Up/Down Converter System
Revision 6
Front Panel Operation
6–8
MN-LBC-4000
Use the
[
][
]
keys to move the cursor to the desired choice. Press
[ENT]
. The function of each
CONFIG submenu is as follows:
•
LBC-4000: CONV-A, CONV-B
Submenus – Displays the current configuration of the
selected converter, including the frequency, attenuation, and slope.
LBC-4000-ST: CONV-A
Submenu – Displays the current configuration of the selected
converter, including the frequency, attenuation, and slope.
•
REMOTE
Submenu – The selections here allow you to select whether you control the
unit locally or remotely, set the unit address, the interface type, and the operating
parameters for that interface.
•
REDUND
Submenu – The selections here allow you to identify the redundancy state and
mode (see
Appendix B
.
REDUNDANCY OPERATION
for detailed information about
redundancy operations).
•
REFADJ
Submenu – This screen allows you to adjust the reference oscillator.
•
SPECT-INV
Submenu – The selections here allow you to set the Converter A and
Converter B spectral inversion to INVERTED or NORMAL.
6.3.3.1
(CONFIG:) CONV-A or CONV-B (Converter Unit A or Unit B)
CONFIG CnvX:(IF=YYYMHz)
FREQ/MUTE ATTN/SLOPE
LBC-4000:
Where
‘X’
is the selected converter –
CnvA
(Converter Unit A) or
CnvB
(Converter
Unit B) – and
‘YYY’
indicates its operating frequency (
70
or
140 MHz
), use the
[
][
]
arrow keys
to select
FREQ/MUTE
or
ATTEN/SLOPE.
Press
[ENT]
.
LBC-4000-ST:
Where
‘X’
is the selected converter –
CnvA
(Converter Unit A) and
‘YYY’
indicates
its operating frequency (
70
or
140 MHz
), use the
[
][
]
arrow keys to select
FREQ/MUTE
or
ATTEN/SLOPE.
Press
[ENT]
.
6.3.3.1.1
(CONFIG:) CnvA or CnvB
FREQ/MUTE
CONFIG CnvX: CMM=ON
Frq=01980.000MHz Rx=ON
Select the CMM (Configuration Mute Mode):
Use the
[
][
]
arrow keys on the top line to
select CMM. Use the
[
][
]
arrow keys to select
ON
or
OFF
.
Set the operating frequency:
Use the
[
][
]
arrow keys on the bottom line to select a digit to
edit, and then use the
[
][
]
arrow keys to change its value. Repeat for all digits until you define
the desired frequency.
Select the Tx/Rx mute status:
Use the
[
][
]
arrow keys on the bottom line to select the
parameter. Use the
[
][
]
arrow keys to select
ON
or
OFF
.
The displays reads ‘Tx’ when the installed module is an Up Converter, or ‘Rx’
when the installed module is a Down Converter.
Press
[ENT]
.
