Comtech EF Data LPOD User Manual
Page 6
LPOD C-, X-, or Ku-Band Outdoor Amplifier / Block Up Converter (BUC)
MN-LPOD
Table of Contents
Revision 10
iv
1.4
Theory of Operation ............................................................................................................ 1–4
1.4.1 SSPA Block Diagrams ................................................................................................................ 1–4
1.4.2 SSPA Module ............................................................................................................................. 1–5
1.4.3 Cooling System ......................................................................................................................... 1–6
1.4.4 Monitor and Control (M&C) ..................................................................................................... 1–6
1.4.5 LNB Operation .......................................................................................................................... 1–6
1.4.6 Power Supply ............................................................................................................................ 1–6
1.4.7 Block Up Converter (BUC) Input ............................................................................................... 1–7
1.5
Summary of Specifications .................................................................................................. 1–8
1.5.1 Characteristics .......................................................................................................................... 1–8
1.5.2 Optional Internal Reference ..................................................................................................... 1–9
1.5.3 Optional LNB Bias / Reference................................................................................................ 1–10
1.5.4 Environmental ........................................................................................................................ 1–10
1.5.5 Physical ................................................................................................................................... 1–10
1.6
Dimensional Envelopes ..................................................................................................... 1–12
1.6.1 LPOD PS 1 Dimensional Envelopes ......................................................................................... 1–13
1.6.2 LPOD PS 1.5 Dimensional Envelopes ...................................................................................... 1–17
1.6.3 LPOD PS 2 Dimensional Envelopes ......................................................................................... 1–20
CHAPTER 2.
SYSTEM CONNECTIONS, INSTALLATION AND STARTUP ....................... 2–1
2.1
Cabling Connection Types ................................................................................................... 2–1
2.1.1 Coaxial Cable Connections ........................................................................................................ 2–1
2.1.2 Circular Cable Connections ....................................................................................................... 2–2
2.2
LPOD Cabling Connections................................................................................................... 2–2
2.3
Interface Connectors ........................................................................................................... 2–4
2.3.1 Connector ‘J1 | LBAND IN’ or ‘J1 | Tx IN’ ................................................................................. 2–4
2.3.2 Connector ‘J2 | RF OUT’ ........................................................................................................... 2–4
2.3.3 Connector ‘J3 | POWER IN’ (AC Power Mains) ......................................................................... 2–5
2.3.3.1 LPOD PS 1, PS 1.5 ‘J3 | POWER IN’ (AC Power Main) ....................................................... 2–5
2.3.3.2 LPOD PS 2 ‘J3 | POWER IN’ (AC Power Main) ................................................................... 2–5
2.3.4 Connector ‘J3 | POWER IN’ (DC Power Mains) ......................................................................... 2–6
2.3.4.1 LPOD PS 1 ‘J3 | POWER IN’ (DC Power Main) ................................................................... 2–6
2.3.4.2 LPOD PS 1.5 ‘J3 | POWER IN’ (DC Power Main) ................................................................ 2–6
2.3.4.3 LPOD PS 2 ‘J3 | POWER IN’ (DC Power Main) ................................................................... 2–7
2.3.4.4 LPOD PS 2 ‘J3 | POWER IN’ 48VDC Power Main Option ................................................... 2–7
2.3.5 Connector ‘J6 | COM1’ (Remote Communications and Discrete Control Port) ....................... 2–8
2.3.6 Connector ‘J9 | OUTPUT SAMPLE’ (PS 2 Only) ......................................................................... 2–9
2.3.7 Connectors ‘J10 | MODEM Rx’ and ‘J11 | LNB’ (Optional Interfaces)...................................... 2–9
2.3.8 Ground Connector .................................................................................................................... 2–9
2.4
Standalone Installation of the LPOD .................................................................................. 2–10
2.5
Power-up the LPOD ........................................................................................................... 2–10