Monitor: Stored-Events; Monitor: Acm; Monitor: Rx-Params (Rx Parameters) - Comtech EF Data CDM-750 Installation And Operation Manual

CDM-750 Advanced High-Speed Trunking Modem
Front Panel Operation
5.2.4.2

Monitor: Stored-Events

Stored Events:
#199 FT- Frame Sync
An example of a Stored Events screen is shown here. Use the arrow keys to navigate to the
bottom line, and then use the
entries.
The event log can store up to 255 entries (events). When a fault condition occurs, it is time‐ and
date‐stamped, and then stored in the event log. Similarly, when the fault condition clears, this is
also recorded.
Note that, in accordance with European convention, the log shows the date in DAY‐MONTH‐
YEAR format. Time is displayed in military (24‐hour) format.
Press ENTER or CLEAR to return to the previous menu or, to flush the event log buffer use the
arrow keys to select
When Yes is selected, Clear‐All clears the event log, and then returns the user directly to the
previous menu. However, if there are faults present on the unit at this time, they will be time‐
stamped once again, and new log entries will be generated.
Press ENTER when done.
5.2.4.3

Monitor: ACM

Tx Modcod=QPSK 1/2
Rx Modcod=PL Dummy
This read‐only screen provides the active ACM mode information:
Item
Tx Modcod
RemEsNo
Rx Modcod
LocEsNo
5.2.4.4

Monitor: Rx-Params (Rx Parameters)

When the demodulator is not locked, this read‐only screen appears as follows:
Demodulator
Clear-All: No
arrow keys to browse through the available event log
Clear‐All. Then, use the arrow keys to select Yes or No.
Description
Displays the Tx ModCod.
Displays the EsNo reported by the remote modem.
Displays the Rx ModCod.
Displays the EsNo of the local unit.
Unlocked
(No,Yes)
25/10/10 16:25:24
RemEsNo:+99.9 db
LocEsNo:+99.9 db
RxLevel=
5–46
Revision 2
MN-CDM750
dBM