Comtech EF Data CDM-700 Installation And Operation Manual page 81

High speed satellite modem
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CDM-700 High Speed Satellite Modem
Front Panel Operation
Buffer Slip Alarm:
Alarm
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
If Intfc1 Port1 Rx:
Intfc1 Port 1 Rx Data:
Normal
This feature has been added for compatibility with certain older equipment. Select Normal or
Inverted, using the
If Intfc1 Port1 Rx:
Intfc1 Port 1 Data Rate
Rx: 34.368000
Intfc1 Port 1 Data Rate
Rx: Disabled
This is a 'read only' status window to display the data selected via the Intfc1 Port1:
menu. When Port1 Rx is enabled or disabled via Intfc1 Port1 Rx:
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
to reveal the the following status menu:
ENTER
Comp Rx Data/Sym Rate:
034.36800/23.484800
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
or
ENTER
Fault
Mask
Inv is selected:
Inverted
(
◄ ►
arrow keys, to control data inversion. Press
Data is selected:
to return to the previous menu.
CLEAR
(
E)
◄ ►
arrow keys. Press
E)
(E)
(E)
(E)
6–27
MN/CDM700.IOM
.
ENTER
.
ENTER
Type
Ena/Dis (see next section),
Revision 5

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