Comtech EF Data CDM-710 Installation And Operation Manual page 159

CDM-710/L Broadcast Satellite Modem
Front Panel Operation
Receive (Demodulator) Alarms and Faults
• +1.5V PSU Demodulator Card – The 1.5VDC regulator has exceeded ±5%.
• FPGA Load Demodulator Card – The Demod FPGA is not loading.
• Demod Unlocked – The Demodulator is not locked.
• FPGA Temp Demodulator Card – The Demod FPGA is outside its
temperature range.
• BER limit Exceeded – The bit error rate limit is exceeded.
• AGC Level Out of Range – The automatic gain control level is out of range.
• Eb/No limit exceeded – The E
• Demodulator Synth 1 PLL – Indicates a Demod Synth 1 phase lock loop
fault.
• Demodulator Synth 2 PLL – Indicates a Demod Synth 2 phase lock loop
fault.
• Demodulator SERDES Dmd->Framer – Indicates a serializer/deserializer
framer fault on the Demod.
• Demodulator SERDES Framer > FEC 1 – Indicates a serializer/deserializer
fault on the Demod.
• Demodulator SERDES Framer > FEC2 – Indicates a serializer/deserializer
fault on the Demod.
• FAST option not installed – The FAST option for a selected feature is not
installed.
• RX DCM Unlocked – The Demod Digital Clock Manager is unlocked.
• Intf1 RX Buffer Underflow – The Rx buffer has underrun Slot 1.
• Intf1 RX Buffer Overflow – The Rx buffer has overrun Slot 1.
• Intf2 RX Buffer Underflow – The Rx buffer has underrun Slot 2.
• Intf2 RX Buffer Overflow – The Rx buffer has overrun Slot 2.
• SERDES Par Framer -> Intf1 – Indicates a serializer/deserializer parity
error on framer FPGA Interface 1.
• SERDES Par Framer -> Intf2 – Indicates a serializer/deserializer parity
error on framer FPGA Interface 2.
• Rx Clock Source Interface 1 – Indicates a Rx Clock Source Interface 1 fault.
• Rx Clock Source Interface 2 – Indicates a Rx Clock Source Interface 1 fault.
• Intf1 RXAIS Slot1 Port1 – Indicates an RX AIS Slot 1 fault.
• Intf2 RXAIS Slip Slot2 – Indicates an RX AIS Slot 2 fault.
• Intf1 EXT Clock Slot1 – Indicates an EXT CLOCK Slot 1 fault.
• Intf2 EXT Clock Slot2 – Indicates an EXT CLOCK Slot 2 fault.
/N limit is exceeded.
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MN/CDM710.IOM
Revision 12