Comtech EF Data DMD1050 User Manual
Page 4
Table of Contents
Revision 9
DMD1050 Satellite Modem Board
MN-DMD1050
v
CHAPTER 4.
REAR PANEL INTERFACE
............................................................................. 4–1
4.1
DMD1050 Connections ....................................................................................................................... 4–1
4.2
Compact Flash (J9) .............................................................................................................................. 4–5
4.3
Power Input (J7) ................................................................................................................................. 4–5
4.4
Chassis Connections (Standard) ........................................................................................................... 4–5
4.4.1
EXT REF (J8) .............................................................................................................................................. 4–5
4.4.2
TX L-Band IF (J1) ....................................................................................................................................... 4–5
4.4.3
RX L-Band IF (J2) ....................................................................................................................................... 4–5
4.4.4
ASYNC & Remote Port (J1) - 10 Pin Dual Row Header ............................................................................. 4–6
4.4.5
TERMINAL - Factory use only .................................................................................................................. 4–8
4.4.6
MIL-188-114A (J2) EIA-530 Port RS-422 ................................................................................................... 4–8
4.4.7
ETHERNET M&C (J10) ............................................................................................................................... 4–9
4.5
Ethernet Data Interface (J11) .............................................................................................................. 4–9
4.6
BUC & LNB Power Input (J3) ................................................................................................................ 4–9
CHAPTER 5.
MAINTENANCE AND TROUBLESHOOTING
........................................... 5–1
5.1
Periodic Maintenance ......................................................................................................................... 5–1
5.2
Troubleshooting ................................................................................................................................. 5–1
5.2.1
Alarm Faults ............................................................................................................................................. 5–2
5.2.2
Alarm Masks ............................................................................................................................................. 5–3
CHAPTER 6.
TECHNICAL SPECIFICATIONS
..................................................................... 6–1
6.1
Data Rates .......................................................................................................................................... 6–1
6.2
Modulator .......................................................................................................................................... 6–1
6.3
Demodulator ...................................................................................................................................... 6–2
6.4
Plesiochronous Buffer ......................................................................................................................... 6–2
6.5
Monitor and Control ........................................................................................................................... 6–2
6.6
Terrestrial Interfaces ........................................................................................................................... 6–2
6.7
Environmental .................................................................................................................................... 6–2
6.8
Physical .............................................................................................................................................. 6–2
6.9
Data Rate Limits .................................................................................................͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘͘................ 6–3
6.9.1
Non-DVB ................................................................................................................................................... 6–3
6.9.2
DVB ........................................................................................................................................................... 6–4