(Monitor: Alarms) Receive; Monitor: Alarms) Unit; Table 5-4. Summary Of Faults / Alarms (As Reported Per Category) - Comtech EF Data CDM-710 Installation And Operation Manual

CDM-710 Broadcast Satellite Modem
Front Panel Operation

(Monitor: Alarms) Receive

RX Traffic:
Demod
This screen reports only if Demod is unlocked; otherwise, it reports "No Errors." Press
or
ENTER

(Monitor: Alarms) Unit

Unit Fault: No Errors
This screen reports only if there are Unit faults; otherwise, it reports "No Errors." Press
or
ENTER

Table 5-4. Summary of Faults / Alarms (as reported per category)

Menu Mnemonic
Tx Clock Loss Slot 1
Tx Clock Loss Slot 2
GBEI Card DataRate > +200PPM
GBEI Card DataRate < -200PPM
GBEI Card PHY Not Connected
Tx Ais Interface 1
Tx Ais Interface 2
Tx Cable Interface 1
Tx Cable Interface 2
Encoder FIFO Empty
Encoder FIFO Full
SERDES Parity Errors
Menu Mnemonic
+1.5V PSU Demodulator Card
FPGA Load Demodulator Card
Demod Unlocked
FPGA Temp Demodulator Card
BER limit Exceeded
AGC Level Out of Range
Eb/No limit exceeded
Demodulator Synth 1 PLL
Demodulator Synth 2 PLL
Demodulator SERDES Dmd->Framer
Demodulator SERDES Framer > FEC1
Demodulator SERDES Framer > FEC2
FAST option not installed
Unlocked (E)
to return to the previous menu.
CLEAR
to return to the previous menu.
CLEAR
Transmit (Modulator) Faults / Alarms Category
Receive (Demodulator) Faults / Alarms Category
(E)
Description
Transmit clock not present at Slot 1
Transmit clock not present at Slot 2
Data rate from GBEI to modulator exceeds nominal by >+200PPM
Data rate from GBEI to modulator exceeds nominal by <-200PPM
Ethernet cable not connected to GBEI, or cable fault
TX AIS Slot 1 (Valid for G.703)
TX AIS Slot 2()Valid for G.703)
Tx Cable Interface 1
Tx Cable Interface 2
Transmit Encoder FIFO is empty
Transmit Encoder FIFO is full
SERDES parity errors have been detected
Description
1.5 Vdc regulator exceeds +/- 5%
Demod FPGA not loading
Demodulator is not locked
Demod FPGA outside temperature range
Bit error rate limit exceeded
AGC level is out of range
EB/No limit has been exceeded
Demodulator Synth 1 PLL fault
Demodulator Synth 2 PLL fault
Demodulator SERDES fault
Demodulator SERDES fault
Demodulator SERDES fault
FAST option for selected feature has not been installed
5–40
Revision 11
MN/CDM710.IOM