CDM-Qx Satellite Modem

Revision 5

Front Panel Operation

MN/CDMQx.IOM

5.6.2.5(Monitor„AUPC) – MONITOR AUPC(for grouped as modem only)

If AUPC is selected, and the modem is not in Framed mode, the following sub-menu is displayed:

Framing is required for

CLR)

AUPC Monitor

(ENT or

If AUPC is selected, and the modem is in Framed mode, the following sub-menu is displayed:

AUPC:Remote EbNo = 14.0dB

TX Power Increase = 2.2dB

The top line displays the value of Eb/No of the demodulator at the distant end of the satellite link. The Eb/No will display Unlock if the remote demod is unlocked. The bottom line shows how much the AUPC system has increased the output power. If AUPC is not enabled, the value of Tx Power Increase will show as 0.0 dB.

5.6.2.6(Monitor„CnC) – MONITOR CARRIER-IN-CARRIER (CnC)

(for grouped as modem only)

If CnC is selected, and the CnC is not locked, it will display as follows:

Carrier-in-Carrier (CnC) is not locked

If CnC is locked, it will display as follows:

CnC:Dly=000,239μs Uf=+001.0k

Eb/No=12.0dB Ratio=+01dB

Some definitions:

Dly = delay of interferer in microseconds.

Uf = frequency offset of interferer in kHz.

Eb/No = Eb/No estimate in dB

Ratio = interferer-to-desired carrier level ratio in dB

5–59

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Mocomtech CDM-QX Monitor„AUPC Monitor AUPCfor grouped as modem only, Monitor„CnC Monitor CARRIER-IN-CARRIER CnC