Comtech EF Data CDM-700 - Manual (Page 81)

CDM-700 High Speed Satellite Modem Revision 5
Front Panel Operation MN/CDM700.IOM
6–27
Buffer Slip Alarm:
Alarm Fault Mask (E)
This selection will affect the event reporting status upon detection of a Buffer Slip condition, and
subsequently the switching logic, when the modem is in a 1:1 redundancy configuration.
Select Alarm, Fault, or Mask using the
◄ ► arrow keys. Press
ENTER
.
If Intfc1 Port1 Rx: Æ Inv is selected:
Intfc1 Port 1 Rx Data:
Normal Inverted (E)
This feature has been added for compatibility with certain older equipment. Select Normal or
Inverted, using the
◄ ► arrow keys, to control data inversion. Press
ENTER
.
If Intfc1 Port1 Rx: Æ Data is selected:
Intfc1 Port 1 Data Rate
Rx: 34.368000 (E)
Intfc1 Port 1 Data Rate
Rx: Disabled (E)
This is a ‘read only’ status window to display the data selected via the Intfc1 Port1: Æ Type
menu. When Port1 Rx is enabled or disabled via Intfc1 Port1 Rx: Æ Ena/Dis (see next section),
that status is reflected in this display:
• When Port1 Rx is enabled, the data rate associated with Port 1 is displayed, as shown in
the top example.
• When Port1 Rx is disabled, that status is reflected in this display, as shown in the bottom
example.
Press
ENTER
to reveal the the following status menu:
Comp Rx Data/Sym Rate:
034.36800/23.484800 (E)
This display shows the Composite Rx Data Rate (Mbps) that is the sum of all enabled terrestrial
ports. The Symbol Rate (Msps) is the IF Symbol Rate based on the Composite Data Rate,
Overhead, Modulation, and Coding.
Press
ENTER
or
CLEAR
to return to the previous menu.