Comtech EF Data CDM-425, Инструкция по установке и эксплуатации

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CDM-425 Advanced Satellite Modem
Revision 0
Front Panel Operation 6–82 MN-CDM-425
6.2.3.2 Monitor: Stored Events Stored Events: Clear-All: No (No, Yes)
#199 FT- Frame Sync 25/10/07 16:25:24
An example of a Stored Events screen is shown here. Use the
◄ ►
arrow keys to select the ‘#’
character on the bottom line, and then use the
▲▼ arrow keys to scroll up and down through the
event log entries. Press ENTER or CLEAR to return to the previous menu.
The event log can store up to 255 events. When a fault condition occurs, it is time- and date-
stamped and put into the log. Similarly, when the fault condition clears, this is also recorded.
The date displays DAY-MONTH-YEAR format in accordance with European convention.
Use the
◄ ►
arrow keys to select Clear-All , and then use the
▲▼ arrow keys to select
Yes or
No. Press ENTER .
Upon selecting Clear-All=Yes , the event log clears and the modem returns you to the previous
menu. However, if there already are faults present on the unit at this time, they are re- stamped
and new log entries are generated.
6.2.3.3 Monitor: ACM
TxModCod=01 QPSK .533 RemoteSNR=04.2dB
RxModCod=02 QPSK .631 LocalSNR=03.5dB
This read-only screen displays the active IP-ACM or V2-ACM mode information as follows:
Setting Function
TxModCod
Displays the Tx ModCod: 00-11 (VersaFEC); 00-35 (VersaFEC 2 Short Block (VF2S)); 00-37
(VersaFEC-2 Long Block (VF2L)).
RemoteSNR Displays the SNR reported by the remote modem.
RxModCod
Displays the Rx ModCod: 00-11 (VersaFEC); 00-35 (VersaFEC 2 Short Block (VF2S)); 00-37
(VersaFEC-2 Long Block (VF2L)).
LocalSNR Displays the SNR of the local unit.
When you attempt to access this display when the modem is not in IP-ACM or V2-ACM mode,
the following message appears:
ACM Parameter is not available.