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Comtech EF Data CDM-760 User Manual

Page 133

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Front Panel Operation

Revision 2

CDM-760 Advanced High-Speed Trunking Modem

MN-CDM760

6–47

6.2.2.10.2 (CONFIG: Ref) Internal Ref Fine Adjust

With the Internal 10 MHz Reference selected, very fine adjustment of the Internal 10 MHz

Reference is possible. The adjustment value is retained in EEPROM memory, and is therefore

not lost when the NVRAM is cleared.

Use the   arrow keys to select a digit, and then use the  arrow keys to change that digit.

Press ENTER.

Changes made to the adjustment value take effect immediately, not after the

ENTER key is pressed.

6.2.2.11 CONFIG: MEO (Medium Earth Orbit)

This menu is not available when in Normal (Geostationary) operation (Sect.

6.2.2.1.2 (CONFIG: NetSpec) Operating Mode).

AntId:0 AntStat:0 SatId:None Mute:0

Handover:00

This read-only screen displays information generated by the ACU (Antenna Controller Unit). Press

ENTER or CLEAR to return to the previous menu. Note the following:

Parameter

Description

AntId

This is the identification number of the antenna that is linked with the modem.

AntSat

This is the status of the antenna that is linked with the modem.

SatId

This is the identification number of the satellite that is linked with the modem.

Mute

This is the status of the BUC that is linked with the modem.

Handover

This is the number of seconds remaining in the antenna handover window

6.2.3 SELECT: Monitor

Monitor: Live-Alarms Stored-Events ACM

Rx-Params CnC Stats Buffer MEO ()

Use the   arrow keys to select a parameter. Press ENTER.

6.2.3.1 (Monitor:) Live-Alarms

Live Alarms: Unit Transmit Receive

()

Use the   arrow keys to select as parameter. Press ENTER.