Comtech EF Data LPOD User manual

IMPORTANT NOTE: The information contained in this document supersedes all previously published
information regarding this product. Product specifications are subject to change without prior notice.
Part Number MN-LPOD Revision 9
LPOD
Outdoor Amplifier /Block Up Converter (BUC)
Installation and Operation Manual

ER-LPOD-EA9 Rev - PLM C-0029955
Errata A for MN-LPOD Rev 9
Comtech EF Data Documentation Update
Subject: Update Section1.5.1, power specifications, to match data sheet
Errata Part Number: ER-LPOD-EA9 (Errata documents are not revised)
PLM CO Number: C-0029955
Comments: See attached page(s). The new information will be included in the next released
revision of the manual.

ER-LPOD-EA9 Rev - PLM C-0029955

ER-LPOD-EA9 Rev - PLM C-0029955

ER-LPOD-EA9 Rev - PLM C-0029955
BLANK PAGE

ER-LPOD-EB9 Rev - PLM C-0030709
Errata B for MN-LPOD Rev 9
Comtech EF Data Documentation Update
Subject: Update Table A-4, add part list find numbers to match exploded drawing
Errata Part Number: ER-LPOD-EB9 (Errata documents are not revised)
PLM CO Number: C-0030709
Comments: See attached page(s). The new information will be included in the next released
revision of the manual.

ER-LPOD-EB9 Rev - PLM C-0030709

Copyright © 2013 Comtech EF Data. All rights reserved. Printed in the USA.
Comtech EF Data, 2114 West 7th Street, Tempe, Arizona 85281 USA, 480.333.2200, FAX: [phone]
LPOD
OutdoorAmplifier/BlockUpConverter(BUC)
InstallationandOperationManual
Part Number MN-LPOD
Revision 9

ii
This page is intentionally blank.

iii
TABLE OF CONTENTS
TABLE OF CONTENTS ............................................................................................................III
TABLES ..................................................................................................................................VII
FIGURES................................................................................................................................VIII
PREFACE.................................................................................................................................XI
1B1BAbout this Manual ............................................................................................................................xi
Related Documents.................................................................................................................................. xi
Disclaimer................................................................................................................................................. xi
Reporting Comments or Suggestions Concerning this Manual ............................................................... xi
2B2BConventions and References ............................................................................................................xii
Patents and Trademarks ......................................................................................................................... xii
Warnings, Cautions, and Notes............................................................................................................... xii
Examples of Multi-Hazard Notices.......................................................................................................... xii
Recommended Standard Designations................................................................................................... xii
Metric Conversion...................................................................................................................................xiii
3B3BElectrical Safety Notice ....................................................................................................................xiii
4B4BInstallation Guidelines Regarding Power Line Quality.......................................................................xiii
5B5BWarranty Policy .............................................................................................................................. xiv
12B12BLimitations of Warranty ..........................................................................................................................xiv
13B13BExclusive Remedies ................................................................................................................................. xv
Getting Help ...................................................................................................................................xvi
Contacting Comtech EF Data ..................................................................................................................xvi
Returning a Product for Upgrade or Repair...........................................................................................xvii
CHAPTER 1. INTRODUCTION............................................................................................1–1
1.1 Overview............................................................................................................................1–1
1.2 Functional Description ........................................................................................................1–2
1.3 Features .............................................................................................................................1–2
1.3.1 The Solid-State Advantage........................................................................................................1–2
1.3.2 Enhanced Standard Features....................................................................................................1–2
1.3.3 Built-in Redundancy Controller ................................................................................................1–2
1.3.4 “Smart BUC” Functionality .......................................................................................................1–3
1.3.5 Data Logging Capability ............................................................................................................1–3

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1.3.6 Optional Internal 10 MHz Reference........................................................................................ 1–3
1.3.7 Optional LNB Support ...............................................................................................................1–3
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..................................................................................................1–9
1.5.4 Environmental ........................................................................................................................ 1–10
1.5.5 Physical ...................................................................................................................................1–10
1.6 Dimensional Envelopes .....................................................................................................1–11
1.6.1 LPOD PS 1 Dimensional Envelopes ......................................................................................... 1–12
1.6.2 LPOD PS 1.5 Dimensional Envelopes ......................................................................................1–16
1.6.3 LPOD PS 2 Dimensional Envelopes ......................................................................................... 1–19
CHAPTER 2. SYSTEM CONNECTIONS, INSTALLATION AND STARTUP .......................2–1
2.1 Overview............................................................................................................................2–1
2.2 Interface Connectors...........................................................................................................2–3
2.2.1 Connector ‘J1 | LBAND IN’ or ‘J1 | Tx IN’ .................................................................................2–3
2.2.2 Connector ‘J2 | RF OUT’ ........................................................................................................... 2–3
2.2.3 Connector ‘J3 | POWER IN’ (AC Power Mains).........................................................................2–4
2.2.3.1 LPOD PS 1, PS 1.5 ‘J3 | POWER IN’ (AC Power Main) ....................................................... 2–4
2.2.3.2 LPOD PS 2 ‘J3 | POWER IN’ (AC Power Main) ...................................................................
2–4
2.2.4 Connector ‘J3 | POWER IN’ (DC Power Mains)......................................................................... 2–5
2.2.4.1 LPOD PS 1 ‘J3 | POWER IN’ (DC Power Main)................................................................... 2–5
2.2.4.2 LPOD PS 1.5 ‘J3 | POWER IN’ (DC Power Main)................................................................ 2–5
2.2.4.3 LPOD PS 2 ‘J3 | POWER IN’ (DC Power Main)................................................................... 2–6
2.2.4.4 LPOD PS 2 ‘J3 | POWER IN’ 48VDC Power Main Option................................................... 2–6
2.2.5 Connector ‘J6 | COM1’ (Remote Communications and Discrete Control Port) ...................................... 2–7
2.2.6 Connector ‘J9 | OUTPUT SAMPLE’ (PS 2 Only) .........................................................................2–8
2.2.7 Connectors ‘J10 | MODEM Rx’ and ‘J11 | LNB’ (Optional Interfaces)......................................2–8
2.2.8 Ground Connector ....................................................................................................................2–8
2.3 Standalone Installation of the LPOD ....................................................................................2–9
2.4 Turning on the LPOD ...........................................................................................................2–9

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CHAPTER 3. UPDATING FIRMWARE................................................................................3–1
3.1 Introduction .......................................................................................................................3–1
3.2 Getting Started: Preparing for the Firmware Download .......................................................3–2
3.3 Downloading and Extracting the Firmware Update ..............................................................3–7
3.4 Performing the FTP Upload Procedure.................................................................................3–9
CHAPTER 4. ETHERNET-BASED REMOTE PRODUCT MANAGEMENT.........................4–1
4.1 Introduction .......................................................................................................................4–1
4.2 Ethernet Management Interface Protocols ..........................................................................4–2
4.3 SNMP Interface...................................................................................................................4–2
4.3.1 Management Information Base (MIB) Files.............................................................................. 4–2
4.3.2 SNMP Community Strings......................................................................................................... 4–3
4.3.3 SNMP Traps .............................................................................................................................. 4–3
4.4 Telnet Interface ..................................................................................................................4–6
4.4.1 Using HyperTerminal for Telnet Remote Control Operation ...................................................4–6
4.5 Web Server (HTTP) Interface ...............................................................................................4–8
4.5.1 Enabling the Web Server Interface...........................................................................................4–8
4.5.2 User Login .................................................................................................................................4–9
4.5.3 Web Server Interface – Operational Features........................................................................ 4–10
4.5.3.1 Menu Tree.......................................................................................................................4–10
4.5.3.2 Page Navigation .............................................................................................................. 4–10
4.5.3.3 Page Sections ..................................................................................................................4–10
4.5.3.4 Action Buttons ................................................................................................................ 4–11
4.5.3.5 Drop-down Lists .............................................................................................................. 4–11
4.5.3.6 Text or Data Entry ...........................................................................................................4–11
4.5.4 Web Server Interface – Web Page Descriptions.....................................................................4–12
4.5.4.1 Home Pages ....................................................................................................................4–12
4.5.4.1.1 Home | Home ........................................................................................................... 4–12
4.5.4.1.2 Home | Contact ........................................................................................................ 4–13
4.5.4.1.3 Home | Support ........................................................................................................ 4–14
4.5.4.2 Admin Pages.................................................................................................................... 4–15
4.5.4.2.1 Admin | Access .........................................................................................................4–15
4.5.4.2.2 Admin | SNMP .......................................................................................................... 4–17
4.5.4.3 Config Pages.................................................................................................................... 4–18
4.5.4.3.1 Config | Amplifier .....................................................................................................4–18
4.5.4.3.2 Config | LNB .............................................................................................................. 4–20
4.5.4.3.3 Config | Utility........................................................................................................... 4–21
4.5.4.3.4 Config | Redundancy ................................................................................................4–23
4.5.4.4 Status Pages ....................................................................................................................4–24

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4.5.4.4.1 Status | Summary ..................................................................................................... 4–24
4.5.4.4.2 Status | Status...........................................................................................................4–25
4.5.4.4.3 Status | FETs ............................................................................................................. 4–26
4.5.4.4.4 Status | Events.......................................................................................................... 4–27
4.5.4.4.5 Status | Statistics ......................................................................................................4–29
4.5.4.4.6 Status | Graphs ......................................................................................................... 4–31
CHAPTER 5. SERIAL-BASED REMOTE PRODUCT MANAGEMENT ...............................5–1
5.1 Overview............................................................................................................................5–1
5.2 Key Operational Parameters ...............................................................................................5–1
5.2.1 RF Input Level ........................................................................................................................... 5–1
5.2.2 Attenuator Control ...................................................................................................................5–2
5.2.3 Mute Control ............................................................................................................................5–2
5.2.4 Faults ........................................................................................................................................ 5–2
5.2.5 Power Detector.........................................................................................................................5–4
5.2.6 Some Common Commands ...................................................................................................... 5–4
5.2.7 End-of-Life Commands .............................................................................................................5–4
5.1 Remote Control Protocol and Structure ...............................................................................5–5
5.1.1 EIA-485...................................................................................................................................... 5–5
5.1.2 EIA-232...................................................................................................................................... 5–6
5.1.3 Basic Protocol ...........................................................................................................................5–6
5.1.4 Packet Structure .......................................................................................................................5–6
5.1.4.1 Start of Packet...................................................................................................................5–7
5.1.4.2 Target Address ..................................................................................................................5–7
5.1.4.3 Address Delimiter..............................................................................................................5–7
5.1.4.4 Instruction Code................................................................................................................ 5–8
5.1.4.5 Instruction Code Qualifier.................................................................................................5–8
5.1.4.6 Optional Message Arguments...........................................................................................
5–9
5.1.4.7 End of Packet .................................................................................................................... 5–9
5.2 Remote Commands and Queries .......................................................................................5–10
APPENDIX A. 1:1 REDUNDANCY .....................................................................................A–1
A.1 LPOD Redundancy Operation Overview.............................................................................. A–1
A.2 1:2 Redundancy Mode ....................................................................................................... A–1
A.3 1:1 Redundancy Mode ....................................................................................................... A–1
A.3.1 1:1 Redundant System Setup (Using a Single Ethernet Interface) ...........................................A–3
A.3.2 Troubleshooting Connectivity Issues........................................................................................A–4
A.3.3 Applicable Redundancy Commands .........................................................................................A–5
A.4 Serial-based Monitor and Control....................................................................................... A–6

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A.5 Ethernet-based Monitor and Control.................................................................................. A–7
A.6 1:1 Redundancy System Cabling and Installation................................................................. A–8
A.7 Redundancy System Assembly Kits ....................................................................................A–10
A.7.1 Common Kits...........................................................................................................................A–11
A.7.2 LPOD PS 1 1:1 Redundancy Kits..............................................................................................A–25
A.7.3 LPOD PS 1.5 1:1 Redundancy Kits...........................................................................................A–41
A.7.4 LPOD PS 2 1:1 Redundancy Kits..............................................................................................A–49
APPENDIX B. CABLE DRAWINGS.....................................................................................B-1
B.1 Overview............................................................................................................................ B-1
B.2 Control and Data Cables...................................................................................................... B-1
B.2.1 Serial Interface Cable.................................................................................................................B-2
B.2.2 Ethernet Interface Cable............................................................................................................B-3
B.2.3 19-Pin COM Cable (100’) ...........................................................................................................B-4
B.2.4 19-Pin COM Cable (250’) ...........................................................................................................B-5
B.2.5 Redundant Loop Cable – Rx / Tx................................................................................................B-6
B.2.6 Redundant Loop Cable – Tx Only...............................................................................................B-7
B.3 RF Cables ............................................................................................................................ B-8
B.3.1 RF Cable (Type ‘N’).....................................................................................................................B-9
APPENDIX C. MAINTENANCE ..........................................................................................C–1
C.1 Introduction .......................................................................................................................C–1
C.2 Cleaning the LPOD PS-1 Heat Sinks ......................................................................................C–2
C.3 Cleaning the LPOD PS-1.5 Heat Sinks ...................................................................................C–5
C.4 Cleaning the LPOD PS-2 Heat Sinks ......................................................................................C–9
TABLES
Table 2-1. ‘J2 | RF OUT’ Interface Type .................................................................................................... 2–3
Table 2-2. LPOD PS 1/PS 1.5 ‘J3 | POWER IN’ Pin Assignments................................................................ 2–4
Table 2-3. LPOD PS 2 ‘J3 | POWER IN’ Pin Assignments ...........................................................................2–4
Table 2-4. LPOD PS 1‘J3 | POWER IN’ Pin Assignments ........................................................................... 2–5
Table 2-5. LPOD PS 1.5 ‘J3 | POWER IN’ Pin Assignments ........................................................................ 2–5
Table 2-6. LPOD PS 2 ‘J3 | POWER IN’ Pin Assignments ...........................................................................2–6
Table 2-7. LPOD PS 2 ‘J3 | POWER IN’ 48VDC Pin Assignments ............................................................... 2–6
Table 2-8. LPOD ‘J6 | COM1’ Pin Assignments ......................................................................................... 2–7
Table A-1. Parts List for KT-0000116 LPOD Rx Splitter / Cable Kit..........................................................A–11
Table A-2. Parts List for KT-0000098 LPOD C-Band Rx Switch Kit...........................................................A–14

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Table A-3. Parts List for PL/7596-1 LPOD Ku-Band Rx Switch Kit............................................................A–18
Table A-4. Parts List for KT-0000191 Ku-Band Rx Switch Kit, OMT-Mounted, Metric............................A–22
Table A-5. Parts List for KT-0000104 LPOD PS 1 1:1 Redundancy Kit .....................................................A–26
Table A-6. Parts List for KT-0000090 LPOD PS 1 C-Band Coax Output 1:1 Redundancy Kit ...................A–30
Table A-7. Parts List for KT-0000089 LPOD PS 1 Ku-Band 1:1 Redundancy Kit.......................................A–34
Table A-8. Parts List for KT-0000170 LPOD PS 1 X-Band 1:1 Redundancy Kit.........................................A–38
Table A-9. Parts List for KT-0020526 LPOD PS 1.5 C-Band DC Option 1:1 Redundancy Kit ....................A–42
Table A-10. Parts List for KT-0000060 LPOD PS 1.5 Ku-Band 1:1 Redundancy Kit..................................A–46
Table A-11. Parts List for KT-0000091 LPOD PS 2 C-Band 1:1 Redundancy Kit.......................................A–50
Table A-12. Parts List for KT-0000254 LPOD PS 2 Ku-Band 1:1 Redundancy Kit.....................................A–54
FIGURES
Figure 1-1. Comtech EF Data LPOD Outdoor Amplifiers / BUCs ...............................................................1–1
Figure 1-2. LPOD PS 1/1.5 Block Diagram .................................................................................................1–4
Figure 1-3. LPOD PS 2 Block Diagram........................................................................................................ 1–5
Figure 1-4. LPOD PS 1 C-Band Dimensional Envelope (Coax Output).....................................................1–12
Figure 1-5. LPOD PS 1 C-Band Dimensional Envelope (Waveguide Output) .......................................... 1–13
Figure 1-6. LPOD PS 1 X-Band Dimensional Envelope ............................................................................ 1–14
Figure 1-7. LPOD PS 1 Ku-Band Dimensional Envelope ..........................................................................1–15
Figure 1-8. LPOD PS 1.5 C-Band Dimensional Envelope (DC Option) .....................................................1–16
Figure 1-9. LPOD PS 1.5 X-Band Dimensional Envelope .........................................................................1–17
Figure 1-10. LPOD PS 1.5 Ku-Band Dimensional Envelope .....................................................................1–18
Figure 1-11. LPOD PS 2 C-Band Dimensional Envelope ..........................................................................1–19
Figure 1-12. LPOD PS 2 X-Band Dimensional Envelope .......................................................................... 1–20
Figure 1-13. LPOD PS 2 Ku-Band Dimensional Envelope ........................................................................1–21
Figure 2-1. LPOD PS 1Connectors ............................................................................................................2–2
Figure 2-2. LPOD PS 1.5 Connectors ......................................................................................................... 2–2
Figure 2-3. LPOD PS 2 Connectors ............................................................................................................2–2
Figure 2-4. LPOD Ground Connectors.......................................................................................................2–8
Figure 2-5. PL/12319-1 Universal Pole Mounting Kit..............................................................................2–10
Figure 2-6. KT-0000095 LPOD PS 1/PS 1.5 Single Unit Mounting Kit......................................................2–11
Figure 2-7. KT-0000125 LPOD PS 2 Single Unit Mounting Kit .................................................................2–12
Figure 2-8. KT-0020524 LPOD PS 2 Single Unit Shelf Style Mounting Kit ...............................................2–13
Figure 4-1. LPOD Home | Home page.....................................................................................................4–10
Figure 4-2. Home | Contact page............................................................................................................ 4–11
Figure 4-3. Home | Support page ........................................................................................................... 4–12
Figure 4-4. Admin | Access page ............................................................................................................ 4–13
Figure 4-5. Admin | SNMP page .............................................................................................................4–15
Figure 4-6. Config | Amplifier page......................................................................................................... 4–16
Figure 4-7. Config | LNB page ................................................................................................................. 4–18
Figure 4-8. Config | Utility page..............................................................................................................4–19
Figure 4-9. Config | Redundancy page.................................................................................................... 4–21
Figure 4-10. Status | Events page ...........................................................................................................4–22
Figure 4-11. Status | Statistics page .......................................................................................................4–24
Figure 4-12. Status | Status page............................................................................................................4–26

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Figure 4-13. Status | FETs page ..............................................................................................................4–27
Figure 4-14. Status | Graphs page .......................................................................................................... 4–28
Figure A-1. Serial-based M&C using CEFD Kit KT-0020518.......................................................................A–6
Figure A-2. Ethernet-based M&C using CEFD Kit KT-0000203..................................................................A–7
Figure A-3. Typical LPOD 1:1 Redundancy System Cabling Schematic-....................................................A–9
Figure A-4. KT-0000116 LPOD Rx Splitter / Cable Kit..............................................................................A–11
Figure A-5. KT-0000098 LPOD C-Band Rx Switch Kit (Assembled View).................................................A–13
Figure A-6. KT-0000098 LPOD C-Band Rx Switch Kit (Exploded View)....................................................A–15
Figure A-7. PL/7596-1 LPOD Ku-Band Rx Switch Kit (Assembled View)..................................................A–17
Figure A-8. PL/7596-1 LPOD Ku-Band Rx Switch Kit (Exploded View) ....................................................A–19
Figure A-9. KT-0000191 Ku-Band Rx Switch Kit, OMT-Mounted, Metric (Assembled View)..................A–21
Figure A-10. KT-0000191 Ku-Band Rx Switch Kit, OMT-Mounted, Metric (Exploded View) ..................A–23
Figure A-11. KT-0000104 LPOD PS 1 C-Band 1:1 Redundancy Kit (Assembled View).............................A–25
Figure A-12. KT-0000104 LPOD PS 1 C-Band 1:1 Redundancy Kit (Exploded View) ...............................A–27
Figure A-13. KT-0000090 LPOD PS 1 C-Band Coax Output 1:1 Redundancy Kit (Assembled View) .......A–29
Figure A-14. KT-0000090 LPOD PS 1 C-Band Coax Output 1:1 Redundancy Kit (Exploded View) ..........A–31
Figure A-15. KT-0000089 LPOD PS 1 Ku-Band 1:1 Redundancy Kit (Assembled View)...........................A–33
Figure A-16. KT-0000089 LPOD PS 1 Ku-Band 1:1 Redundancy Kit (Exploded View) .............................A–35
Figure A-17. KT-0000170 LPOD PS 1 X-Band 1:1 Redundancy Kit (Assembled View).............................A–37
Figure A-18. KT-0000170 LPOD PS 1 X-Band 1:1 Redundancy Kit (Exploded View) ...............................A–39
Figure A-19. KT-0020526 LPOD PS 1.5 C-Band DC Option 1:1 Redundancy Kit (Assembled View) ........A–41
Figure A-20. KT-0020526 LPOD PS 1.5 C-Band DC Option 1:1 Redundancy Kit (Exploded View, Steps 1 & 2)
........................................................................................................................................................A–43
Figure A-21. KT-0020526 LPOD PS 1.5 C-Band DC Option 1:1 Redundancy Kit (Exploded View, Step 3).......
........................................................................................................................................................A–44
Figure A-22. KT-0000060 LPOD PS 1.5 Ku-Band 1:1 Redundancy Kit (Assembled View)........................A–45
Figure A-23. KT-0000060 LPOD PS 1.5 Ku-Band 1:1 Redundancy Kit (Exploded View) ..........................A–47
Figure A-24. KT-0000091 LPOD PS 2 C-Band 1:1 Redundancy Kit (Assembled View).............................A–49
Figure A-25. KT-0000091 LPOD PS 2 C-Band 1:1 Redundancy Kit (Exploded View) ...............................A–51
Figure A-26. KT-0000254 LPOD PS 2 Ku-Band 1:1 Redundancy Kit (Assembled View)...........................A–53
Figure A-27. KT-0000254 LPOD PS 2 Ku-Band 1:1 Redundancy Kit (Exploded View) .............................A–55
Figure B-1. Serial Interface Cable (CEFD P/N CA-0020526, part of KT-0020518) ......................................B-2
Figure B-2. Ethernet Interface Cable (CEFD P/N CA-0000352, part of KT-0000203) .................................B-3
Figure B-3. COM Cable , 100’ (CEFD P/N CA-0000318)..............................................................................B-4
Figure B-4. COM Cable , 250’ (CEFD P/N CA-0000543)..............................................................................B-5
Figure B-5. Redundant Loop Cable – Rx / Tx (CEFD P/N CA-0020657) ......................................................B-6
Figure B-6. Redundant Loop Cable –Tx Only (CEFD P/N CA-0020655) ......................................................B-7
Figure B-7. 1/4" Heliax Coaxial Cable (CA/3722-X) ....................................................................................B-9
Figure C-1. Comtech EF Data LPOD Outdoor Amplifiers / BUCs...............................................................C–1
Figure C-2. LPOD Web Server Interface ‘Status |Graphs’ Page – Temperature Graph ............................C–2
Figure C-3. LPOD PS 1 Shroud Screw Locations ........................................................................................C–3
Figure C-4. Remove the Fan Shroud .........................................................................................................C–4
Figure C-5. Disconnect the Fan Power Supply ..........................................................................................C–4
Figure C-6. LPOD PS 1 Heat Sink Locations ...............................................................................................C–4
Figure C-7. Reconnect the Fan Power Supply ...........................................................................................C–4
Figure C-8. LPOD PS 1.5 Shroud Screw Locations .....................................................................................C–6
Figure C-9. Remove the Fan Shroud .........................................................................................................C–7

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Figure C-10. Disconnect the Fan 1 / Fan 2 Power Supplies ......................................................................C–7
Figure C-11. LPOD PS 1.5 Heat Sink Location............................................................................................C–8
Figure C-12. Reconnect the Fan 1 / Fan 2 Power Supplies .......................................................................C–8
Figure C-13. LPOD PS 2 Shroud Screw Locations ....................................................................................C–10
Figure C-14. Remove the Fan Shroud .....................................................................................................C–10
Figure C-15. Disconnect the Fan 1 / Fan 2 Power Supplies ....................................................................C–11
Figure C-16. LPOD PS 2 Heat Sink Locations ...........................................................................................C–11
Figure C-17. Reconnect the Fan1 / Fan 2 Power Supplies ......................................................................C–12

xi
PREFACE
About this Manual
This manual provides installation and operation information for the Comtech EF Data LPOD
family of Outdoor Amplifiers / Block Up Converter (BUCs). This manual is an informational
document intended for the persons responsible for the operation and maintenance of the LPOD
PS 1, PS 1.5, or PS 2.
Related Documents
•Comtech EF Data CLC-10 Handheld Terminal M&C Accessory for LPOD or SPOD PS 1, PS 1.5, PS 2
User’s Guide (CEFD P/N MN-CLC10)
•Comtech EF Data LPODnet M&C Netbook Accessory for LPOD or SPOD PS 1, PS 1.5, PS 2
Operation Manual (CEFD P/N MN-LPODNET)
Disclaimer
Comtech EF Data has reviewed this manual thoroughly in order to provide an easy-to-use guide to
this equipment. All statements, technical information, and recommendations in this manual and in
any guides or related documents are believed reliable, but the accuracy and completeness thereof
are not guaranteed or warranted, and they are not intended to be, nor should they be understood
to be, representations or warranties concerning the products described. Further, Comtech EF Data
reserves the right to make changes in the specifications of the products described in this manual at
any time without notice and without obligation to notify any person of such changes.
If there are any questions regarding this equipment or the information in this manual,
please contact the Comtech EF Data Customer Support Department.
Reporting Comments or Suggestions Concerning this Manual
Comtech EF Data welcomes comments and suggestions regarding the content and design of this
manual. To submit comments, please contact the Comtech EF Data Technical Publications
department:
[e-mail]

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Conventions and References
Patents and Trademarks
See all of Comtech EF Data's Patents and Patents Pending at http://patents.comtechefdata.com.
Comtech EF Data acknowledges that all trademarks are the property of the trademark owners.
Warnings, Cautions, and Notes
A WARNING informs you about a possible hazard that MAY CAUSE DEATH or
SERIOUS INJURY.
A CAUTION informs you about a possible hazard that MAY CAUSE INJURY or
PROPERTY DAMAGE.
A NOTE gives you important information about a task or the equipment.
A REFERENCE
Examples of Multi-Hazard Notices
directs you to additional information
about a task or the
equipment.
Recommended Standard Designations
The new designation of the Electronic Industries Association (EIA) supersedes the Recommended
Standard (RS) designations. References to the old designations may be shown when depicting
actual text (e.g., RS-232) displayed on the LPOD Web Server pages or serial remote interface. All
other references in the manual refer to EIA designations.