Config: Mask; Config: Mask  Ais; Config: Mask  Buffer/Ref - Comtech EF Data CDM-625A Installation And Operation Manual

CDM-625A Advanced Satellite Modem
Front Panel Operation
• Use the
Auto.
• Set the Communication Port Address for this unit by using the
select a digit. Then, use the
range is from 0
Press CLEAR to return to the MEO Feature (Enable/Disable) menu.

6.2.1.11 CONFIG: Mask

These submenus allow you to selectively mask (ignore) or make active various alarms and traffic
conditions that are monitored by the modem.
Alarm Masks: AIS Buffer/Ref RxIF TxClk
CnC TxSat RxSat Terr BUC LNB ClkExt ()
Use the ◄ ► arrow keys to select a parameter. Press ENTER.
6.2.1.11.1 CONFIG: Mask  AIS
AIS:
Use the ◄ ► arrow keys to select Tx-Terr-AIS or Rx-Sat-AIS, and then use the
select either as Active or Masked. Press ENTER.
Note that:
•
When you select Tx-Terr-AIS as Active, the modem generates a fault whenever the
modulator senses that the 'all ones' condition is present in the terrestrial data.
•
When you select Rx-Sat-AIS as Active, the modem generates a fault whenever the
demodulator senses that the 'all ones' condition is present in the receive data.
•
Typical for either, when you select AIS as Masked, the modem generates no alarms.
6.2.1.11.2 CONFIG: Mask  Buffer/Ref
Buffer Slip Alarm = Active (Active,Mask)
Reference Alarms = Active
Use the ◄ ► arrow keys to select Buffer Slip Alarm or Reference Alarms. Then, typical for either
choice, use the
arrow keys to set the Antenna Handover switching mode as Manual or
▲▼
1001 to 65535
Tx-Terr-AIS = Masked
Rx-Sat-AIS = Active
arrow keys to select Active or Masked.
▲▼
arrow keys to change that digit. The valid address
▲▼
. Press ENTER.
(Active,Mask)
6–50
MN-CDM625A
Revision 4
◄ ► arrow keys to
()
arrow keys to
▲▼
()