CPI VZC-6967AD User manual

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INSTALLATION
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CMPA (COMPACT MEDIUM POWER AMPLIFIER)
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Commllnication.J& Pov.-er Jndustrie:r
satcorn ~division
Formerly Varian Associates, Incorporated
Microwave Equipment Products
811 Hansen Way
Palo Alto,
CA 94303
CPI #01023245 REV. 9
Model No.
VZC-6967AD
VZC-6967AB
VZC-6967AG
VZU-6997AC
VZU-6996AB
VZU-6996AC
VZU-6997AE
VZU-6997AG
VZU-6995AY
VZU-6967AA

PROPRIETARY INFORMATION
The design and other information contained in this document are provided
solely for the purposes of operating and maintaining CPI equipment. Except
for rights expressly granted
by contract, all such information is the exclusive
property of CPI Satcom Division. This document may not be duplicated, in
whole or in part, or be used for manufacture without written permission of
CPi, Satcom Division.
Copyright © 1999 by Communications & Power Industries.
All rights reserved.

CMPA SERIES
CONTENTS
SECTION S: SAFETY
High-Voltage Equipment Personnel
Operating Guidelines ............................................................................................................. S-3
When is Voltage "High"? ............................................................................................ S-3
General Guidelines ....................................................................................................... S-4
Microwave Radiation Personnel Operating Guidelines ............................................... S-8
Discussion ....................................................................................................................... S-8
General Guidelines ....................................................................................................... S-9
SECTION 1: INTRODUCTION
About This Manual .................................................................................................................. 1-2
Major Subsystems and Their Functions............................................................................. 1-3
Technical Description ............................................................................................................. 1-5
RF Subsystem .................................................................................................................1-4
Power Supply Subsystem ............................................................................................
1-9
Power Factor Correction Module ............................................................................. 1-9
Power Processor Module ......................................................................................... 1-1 0
High-Voltage
Module ................................................................................................ 1-1 0
RF Power Monitor Module ...................................................................................... 1-10
Control and Display Modules.................................................................................... 1-1
LRU Philosophy ..................................................................................................................... 1-12
Optional Features ................................................................................................................. 1-12
SECTION 2: UNPACKING AND INSTALLATION
Pre-Inspection ........................................................................................................................... 2-1
Unpacking .................................................................................................................................. 2-1
Preparing for Installation........................................................................................................ 2-2
Installation .................................................................................................................................. 2-2
Mechanical Installation ................................................................................................ 2-3
Electrical Connections.................................................................................................. 2-3
Prime Power Grounding .............................................................................................2-4
CPI # 01023245
REV. 9
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Ill

CONTENTS
1/0 Interfaces .................................................................................................................2-5
RF Connections..............................................................................................................2-5
RF Output (Waveguide Connection) ......................................................................2-6
Cooling Considerations ...............................................................................................2-7
SECTION 3: INTERFACES
CMPA Control Mode Hierarchy..........................................................................................3-2
Serial Remote Interface..........................................................................................................3-2
RF Switch System Interface...................................................................................................3-6
Relay Definitions ...........................................................................................................3-6
External Interlocks Interface..................................................................................................3-9
Computer Interface.............................................................................................................. 3-10
CIF Hardware Configuration................................................................................... 3-11
Computer Interface (CIF) Protocol .................................................................................. 3-12
Protocol Message Structure .................................................................................... 3-13
Command and Response Format.......................................................................... 3-14
Header and Ending Bytes ......................................................................... 3-15
Adress Bytes................................................................................................. 3-16
Command Bytes ......................................................................................... 3-16
Response Bytes ........................................................................................... 3-16
Reject Bytes.................................................................................................. 3-16
Check Bytes.................................................................................................. 3-1 7
Carriage Returns & Line Feeds ............................................................... 3-18
Commands .............................................................................................................................. 3-19
Slow Commands......................................................................................... 3-24
Status Byte Definitions ........................................................................................................ 3-24
ID/Version Message ............................................................................................................ 3-30
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CMPA SERIES
SECTION 4: INITIAL POWER-ON AND CHECKOUT
Pre-Power Procedures ............................................................................................................ 4-1
Using the Front Panel ............................................................................................................. 4-3
Initial Power-On Procedures................................................................................................. 4-3
Power-On Self-Test and Heater Time Delay.......................................................... 4-4
Verifying Operational Settings ............................................................................................. 4-5
Setting the Fault and Alarm Trip Points............................................................................. 4-5
Setting Serial Remote and CIF Port Parameters ............................................................. 4-8
Verifying RF Output Level .....................................................................................................4-9
Verifying RF Alarm and RF Fault Trip Points....................................................... 4-11
Testing the CMPA via Computer Control ..................................................................... 4-12
Testing Optional Equipment.............................................................................................. 4-13
Re1note Control Interface ........................................................................................ 4-13
SECTION 5: OPERATION
Essential CMPA Operating Procedures............................................................................. 5-2
Transmit ........................................................................................................................... 5-2
Normal Shutoff............................................................................................................... 5-3
Basic Ci\1\PA Operation .......................................................................................................... 5-3
CMPA States and Description .............................................................................................5-4
Initialization and Power-On Self-Test (POST) State ............................................. 5-5
Heater Time Delay (HTD) State................................................................................ 5-7
Standby State .................................................................................................................. 5-8
Transmit State................................................................................................................. 5-9
Fault State ..................................................................................................................... 5-10
CMPA Control Modes and Hierarchy............................................................................. 5-11
RF Control Modes ...................................................................................................... 5-12
Special CMPA Functions..................................................................................................... 5-13
Factory Authorized Access Mode ......................................................................... 5-13
Terminology ................................................................................................................. 5-13
Exiting a Menu ............................................................................................................ 5-14
Data Entry Rules ......................................................................................................... 5-14
Quick Access Codes ............................................................................................................ 5-17
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CONTENTS
SECTION 6: MAINTENANCE
Introduction ............................................................................................................................... 6-1
Scheduled Preventive Maintenance ................................................................................... 6-2
Mechanical Preventive Maintenance ................................................................................. 6-2
Visual Inspection ........................................................................................................... 6-5
Inspecting & Cleaning Air Filters...............................................................................6-6
Checking A3
LEOs & Display ..................................................................................... 3-6
Collector Air System Maintenance .......................................................................... 6-6
Checking Rear Cooling Fan and Collector Fan .................................................... 6-6
Miscellaneous Cleaning...............................................................................................6-7
Electrical Preventive Maintenance ......................................................................................6-7
Spare TWT Maintenance ............................................................................................6-8
Performance Testing ...............................................................................................................6-9
Power and Gain ..........................................................................................................
6-1 0
SECTION 7: DRAWINGS AND SCHEMATICS
SECTION
8: SUPPLEMENTARY DATA
APPENDIX
A: SPECIFICATIONS
APPENDIX
B: CONTROL APPEARANCE AND CONTENT
Buttons........................................................................................................................................ B-1
LEOs ............................................................................................................................................. B-3
Beeper......................................................................................................................................... B-3
Alphanumeric Display Definition ........................................................................................ B-4
Meters............................................................................................................................... B-6
Fault Messages That Correspond to Digital Status Lines .................................. B-7
Fault Messages Generated by Limit Comparisons .............................................. B-8
Alarms............................................................................................................................... B-9
General Status Screens ............................................................................................. B-1 0
Control Menu ......................................................................................................................... B-11
Data Entry Rules ......................................................................................................... B-12
Categories .................................................................................................................... B-16
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CPI # 01023245 REV. 9

CMPA SERIES
Linearizer Control ...................................................................................................... B-19
Linearizer
Adjustment ............................................................................................... B-19
RF Trip Limits/Switch Port Relay Settings............................................................ B-21
Fault Log........................................................................................................................ B-24
FAAC ..............................................................................................................................
B-25
Fault Trip Setting......................................................................................................... B-26
Factory Tests ................................................................................................................ B-26
Reset Elapsed Time
Meter ....................................................................................... B-27
Reset To Factory Defaults........................................................................................
B-2 7
CMPA HVPS Test Mode .......................................................................................... B-27
User Tests ..................................................................................................................... B-28
Time/Date .................................................................................................................... B-29
RemotejCo1nputer Interface...................................................................................
B-31
Software Versions ...................................................................................................... B-34
Elapsed Hours Information ......................................................................................
B-35
Quick Access Codes ............................................................................................................ B-36
POST Faults ............................................................................................................................ B-38
Software Error Codes........................................................................................................... B-39
Flash RAM- Operating and Programming...................................................................... B-39
To Force the
CMPA to use EPROM Contents ............................................................. B-40
Reprogramming the
Flash RAM ....................................................................................... B-40
Troubleshooting and Error messages Associated
with the Flash RAM ................. B-42
APPENDIX C: REPLACEABLE PARTS
APPENDIX
D: WARRANTY/SUPPORT INFORMATION
Return Procedure .................................................................................................................... D-1
APPENDIX E: OPTIONS AND FEATURES
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CONTENTS
LIST OF FIGURES
Figure 1-1 The CMPA ............................................................................................................. 1-3
Figure 1-2 CMPA RF Diagram (Ku-band shown) ............................................................ 1-4
Figure
1-3 Power Supply Block Diagram .......................................................................... 1-8
Figure
2-1 Rear Panel of CMPA ........................................................................................... 2-3
Figure 3-1 Setting Termination Resistors .......................................................................... 3-3
Figure 3-2 Setting Serial Format...........................................................................................3-9
Figure
4-1 CMPA Front Panel ...............................................................................................4-2
Figure
5-1 Control Panel ........................................................................................................ 5-1
Figure 5-3 Example: Accessing CMPA Features .......................................................... 5-14
Figure
6-1 TWT Amplifier Test Setup .............................................................................. 6-12
Figure
B-1 Front Panel Picture .............................................................................................. B-1
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CMPA SERIES
LIST OFT ABLES
Table 3-1 Serial Remote Interface Pin Assignment (J6) ................................................ 3-5
Table 3-2 Low RF Relay Function ........................................................................................3-7
Table 3-3
RF Switch Pin Assignment (JS) ..........................................................................3-8
Table 3-4 Interlocks Interface
Pin Assignment (J8) ..................................................... 3-10
Table 3-5 CIF (Computer Interface)
Pin Assignment (J7) .......................................... 3-12
Table 3-6 Reject Bytes ......................................................................................................... 3-17
Table 3-7
Query Commands ............................................................................................ 3-20
Table 3-8
CMPA Commands............................................................................................. 3-22
Table 3-9 Slow Commands ................................................................................................ 3-24
Table 3-10 Interface Commands ...................................................................................... 3-24
Table 3-11 Summary Status Bytes .................................................................................... 3-25
Table 3-12 Secondary Status Bytes .................................................................................. 3-27
Table 3-13 Fault and Miscellaneous Status ................................................................... 3-28
Table 3-14 Information/Error Messages ......................................................................... 3-30
Table
4-1 Helix and RF Settings Ranges ............................................................................4-7
Table
5-1 Front Panel Categories ..................................................................................... 5-15
Table
6-1 Preventative Maintenance Schedule ............................................................... 6-3
Table 6-2 Recommended Test Equipment........................................................................ 6-4
Table 6-3
CMPA Performance Data Log........................................................................ 6-11
Table 7-1 Compact MPA Drawings.................................................................................... 7-1
Table A-1 Electrical Specifications-C-Band ..................................................................... A-2
Table A-2 Electrical Specifications-X-Band ..................................................................... A-4
Table A-3 Electrical Specifications-Ku-Band ................................................................... A-6
Table A-4 Additional Specifications
for CMPA ............................................................... A-8
Table
B-1 Front Panel Button Description ........................................................................ B-1
Table B-2 Front Panel LEOs ................................................................................................... B-3
Table B-3 Front Panel Categories ..................................................................................... B-1 0
Table
B-4 Default Values for User Features .................................................................. B-12
Table
B-5 RF Display Preferences .................................................................................... B-14
Table
B-6 RF Alarms and Faults......................................................................................... B-1 7
Table
B-7 Fault/ Alarm Settings......................................................................................... B-19
Table
B-8 Fault Trip Settings .............................................................................................. B-22
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CONTENTS
Table B-9 User Tests and Results ..................................................................................... B-29
Table
B-1 0 Time/ Date Settings ........................................................................................ B-30
Table
B-11 Computer Interface Parameters.................................................................. B-32
Table B-12 Software Versions ...........................................................................................
B-33
Table B-13 Elapsed Hours Feature ................................................................................... B-35
Table B-14 Post Faults.......................................................................................................... B-38
Table B-15 Software Error Codes .....................................................................................
B-3 9
X
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CPI # 01023245 REV. 9