Radyne DMD20 Installation And Operation Manual page 11

DMD20 Universal Satellite Modem Table of Contents
5.21 REMOTE (J20) __________________________________________________ 5-12
5.22 ETHERNET (J21) ________________________________________________ 5-12
5.23 Location J22 (Optional) ____________________________________________ 5-12
5.24 Compact Flash___________________________________________________ 5-12
Section 6 - Maintenance and Troubleshooting
6.0 Periodic Maintenance _______________________________________________ 6-1
6.0.1 Clock Adjustment _________________________________________________ 6-1
6.1 Troubleshooting ____________________________________________________ 6-1
6.1.1 Alarm Faults _____________________________________________________ 6-2
6.1.1.1 Major Tx Alarms_________________________________________________ 6-2
6.1.1.2 Major Rx Alarms ________________________________________________ 6-3
6.1.1.3 Minor Tx Alarms_________________________________________________ 6-4
6.1.1.4 Minor Rx Alarms ________________________________________________ 6-4
6.1.1.5 Drop and Insert Alarms ___________________________________________ 6-5
6.1.1.6 Common Major Alarms ___________________________________________ 6-6
6.1.2 Alarm Masks _____________________________________________________ 6-6
6.1.2.1 Active Alarms___________________________________________________ 6-7
6.1.2.1.1 Major Alarms__________________________________________________ 6-7
6.1.2.1.2 Minor Alarms__________________________________________________ 6-7
6.1.2.1.3 Common Equipment Alarms _____________________________________ 6-7
6.1.2.2 Latched Alarms _________________________________________________ 6-7
6.1.2.3 Backward Alarms________________________________________________ 6-7
6.2 DMD20 Fault Tree Matrices __________________________________________ 6-7
6.2.1 Interpreting the Matrices ____________________________________________ 6-7
6.2.2 IBS Fault Conditions and Actions _____________________________________ 6-7
Section 7 - Technical Specifications
7.0 Data Rates ________________________________________________________ 7-1
7.1 Modulator _________________________________________________________ 7-1
7.2 Demodulator ______________________________________________________ 7-1
7.3 Plesiochronous Buffer _______________________________________________ 7-2
7.4 BER Performance __________________________________________________ 7-2
7.5 Monitor and Control _________________________________________________ 7-2
7.6 DMD20 Drop and Insert (Optional) _____________________________________ 7-2
TM103 - Rev. 1.1 xi