Comtech EF Data PCB-4000 Manuel utilisateur
Phase Combiner
IMPORTANT NOTE: The information contained in this document supersedes all previously published
informationregardingthisproduct.Productspecificationsaresubjecttochangewithoutpriornotice.
P/N MN/PCB4000.IOM Revision 0
PCB-4000
Installation and Operation Manual
PCB-4000
Phase Combiner
Installation and Operation Manual
P/N MN/PCB4000.IOM
Revision 0
August 25, 2005
Comtech EF Data is an ISO 9001
Registered Company.
CUSTOMER SUPPORT
Contact the Comtech EF Data Customer Support Department for:
4Product support or training
4Information on upgrading or returning a product
4Reporting comments or suggestions concerning manuals
Contact Customer Support using any of the following methods:
Email: [email protected]
Mail: Comtech EF Data
Customer Support Department
2114 West 7th Street
Tempe, Arizona 85281 USA
Internet: www.comtechefdata.com
Phone: 480.333.2200
(Main Comtech EF Data Number)
480. 333.4357 (Customer Support Desk)
Fax: 480.333.2161
To return a Comtech EF Data product (in-warranty and out-of-warranty) for repair or
replacement:
1. Request a Return Material Authorization (RMA) number from the Comtech EF Data
Customer Support Department.
2. Be prepared to supply the Customer Support representative with the model number,
serial number, and a description of the problem.
3. To ensure that the product is not damaged during shipping, pack the product in its
original shipping carton/packaging.
4. Ship the product back to Comtech EF Data. (Shipping charges should be prepaid.)
For more information regarding the warranty policies, see Warranty Policy, p. vi.
i
Table of Contents
CHAPTER 1. INTRODUCTION..........................................................................................1–1
1.1 Introduction.........................................................................................................................1–1
1.2 Description...........................................................................................................................1–2
1.3 Dimensional Envelope ........................................................................................................1–5
CHAPTER 2. CONNECTOR PINOUTS.............................................................................2-1
2.1 External Connectors .....................................................................................................2-1
2.1.1 System Comm Connector, J1..........................................................................................2-2
2.1.2 SSPA Comm 1 or 2 Connector, J2, J3, or J4 (J4 only for 1:2 systems) .........................2-3
2.1.3 SSPA SW Out, J5 ...........................................................................................................2-4
2.1.4 RF Input Switch, J6.........................................................................................................2-5
2.1.5 RF IN 1, J7......................................................................................................................2-5
2.1.6 RF IN 2, J8......................................................................................................................2-5
2.1.7 SSPA Out 1, J9 ...............................................................................................................2-5
2.1.8 SSPA Out 2, J10 .............................................................................................................2-5
2.1.9 Notes:..............................................................................................................................2-6
CHAPTER 3. THEORY OF OPERATION .........................................................................3-1
3.1 Introduction..........................................................................................................................3-1
3.2 Phase and Gain Equalization..............................................................................................3-2
3.3 System Attenuation..............................................................................................................3-2
3.4 Soft Fail Protection..............................................................................................................3-2
CHAPTER 4. ALIGNMENT PROCEDURES...................................................................4-1
4.1 Introduction..........................................................................................................................4-1
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ii
4.2 LED Operation.....................................................................................................................4-2
4.2 Initial System Setup and Verification................................................................................4-3
4.3 Gain or Amplitude Balance Verification and Alignment.................................................4-4
4.4 Amplitude Alignment (as necessary)..................................................................................4-5
4.5 Phase Alignment...................................................................................................................4-6
4.6 System Online and Transmitting........................................................................................4-6
CHAPTER 5. REMOTE COMMANDS...............................................................................5-1
5.1 Introduction..........................................................................................................................5-1
5.2 RS-485...................................................................................................................................5-1
5.3 RS-232...................................................................................................................................5-2
5.4 Basic Protocol.......................................................................................................................5-2
5.5 Packet Structure...................................................................................................................5-3
5.5.1 Start Of Packet................................................................................................................5-3
5.5.2 Base Address...................................................................................................................5-3
5.5.3 Virtual Address ...............................................................................................................5-4
5.5.4 Instruction Code..............................................................................................................5-4
5.5.5 Instruction Code Qualifier ..............................................................................................5-5
5.5.6 Message Arguments........................................................................................................5-6
5.5.7 End Of Packet .................................................................................................................5-6
5.5.8 Remote Commands.........................................................................................................5-7
APPENDIX A. ASSEMBLY KIT .........................................................................................A-1
A.1 Parts List for Combined 1:1 ODPA X-Band Assembly Kit P/N KT/11344(-1)............A-5
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iii
Figures
FIGURE 1-1. PCB-4000, PHASE COMBINER CONTROL BOX (PCCB)............................ 1–1
FIGURE 1-2. BLOCK DIAGRAM ........................................................................................... 1–3
FIGURE 1-3. DIMENSIONAL ENVELOPE ........................................................................... 1–5
FIGURE 2-1. EXTERNAL CONNECTORS .............................................................................2-1
FIGURE 3-1. COMBINING LOSS VS. PHASE IMBALANCE ............................................. 3-1
FIGURE 4-1. SYSTEM SETUP AND VERIFICATION ......................................................... 4-2
FIGURE A-1. COMBINED 1:1 ODPA X-BAND ASSEMBLY KIT, P/N KT/11344 ............A-3
Tables
Table 2-1. EXTERNAL CONNECTORS ..............................................................................2-1
Table 2-2. SYSTEM COMM CONNECTOR PIN ASSIGNMENTS J1 ...............................2-2
Table 2-3. SSPA COMM 1, 2, 3 CONNECTOR PIN ASSIGNMENTS, J2, J3, J4 ..............2-3
Table 2-4. SSPA SW OUT, J5................................................................................................2-4
Table 2-5. RF INPUT SWITCH, J6........................................................................................2-5
Table A-1. PARTS LIST.......................................................................................................A-5
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iv
ABOUT THIS MANUAL
This manual provides installation and operation information for the Comtech EF Data
PCB-4000, Phase Combiner. This is a technical document intended for earth station engineers,
technicians, and operators responsible for the operation and maintenance of the Phase Combiner.
CONVENTIONS AND REFERENCES
CAUTIONS AND WARNINGS
CAUTION
CAUTION indicates a hazardous situation that, if not avoided, may
result in minor or moderate injury. CAUTION may also be used to
indicate other unsafe practices or risks of property damage.
WARNING
WARNING indicates a potentially hazardous situation that, if not
avoided, could result in death or serious injury.
IMPORTANT
IMPORTANT indicates a statement that is associated with the task
being performed.
METRIC CONVERSION
Metric conversion information is located on the inside back cover of this manual. This
information is provided to assist the operator in cross-referencing English to Metric conversions.
TRADEMARKS
Other product names mentioned in this manual maybe trademarks or registered trademarks of
their respective companies and are hereby acknowledged.
PCB-4000 Phase Combiner Revision 0
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v
REPORTING COMMENTS ORSUGGESTIONS CONCERNING THISMANUAL
Comments and suggestions regarding the content and design of this manual will be appreciated.
To submit comments, please contact:
SAFETY NOTICE
This equipment has been designed to minimize exposure of personnel to hazards.
The operators and technicians must:
•Know how to work around, with and on high voltage equipment.
•Exercise every precaution to ensure personnel safety.
•Exercise extreme care when working near high voltages.
•Be familiar with the warnings presented in this manual.
CAUTION
A Neutral Fusing -Double pole/ neutral fusing used on the prime
power supply input.
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vi
WARRANTY POLICY
This Comtech EF Data product is warranted against defects in material and workmanship for a
period of 24 months from the date of shipment. During the warranty period, Comtech EF Data
will, at its option, repair or replace products that prove to be defective.
For equipment under warranty, the customer is responsible for freight to Comtech EF Data and
all related custom, taxes, tariffs, insurance, etc. Comtech EF Data is responsible for the freight
charges only for return of the equipment from the factory to the customer. Comtech EF Data
will return the equipment by the same method (i.e., Air, Express, Surface) as the equipment was
sent to Comtech EF Data.
LIMITATIONS OF WARRANTY
The foregoing warranty shall not apply to defects resulting from improper installation or
maintenance, abuse, unauthorized modification, or operation outside of environmental
specifications for the product, or, for damages that occur due to improper repackaging of
equipment for return to Comtech EF Data.
No other warranty is expressed or implied. Comtech EF Data specifically disclaims the implied
warranties of merchantability and fitness for particular purpose.
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