Harris DiamondCD Series Manuals

Manuals and User Guides for Harris DiamondCD Series. We have 1 Harris DiamondCD Series manual available for free PDF download: Technical Manual

Harris DiamondCD Series Technical Manual

Harris DiamondCD Series Technical Manual (256 pages)

ATSC UHF Transmitter

Brand: Harris | Category: Transmitter | Size: 4 MB

Table of Contents

Section 1

11
- Table of Contents
  11
- Purpose of this Manual
  15
- General Description
  16
  - Diamond Transmitter Models
    17
  - New Style PA Cabinet
    18
  - System Block Diagrams
    19
  - Control Cabinet
    21
    
    Control Architecture
    21
    
    Graphical User Interface
    23
    
    In-System Programming (ISP)
    23
  - PA Cabinet(S)
    24
    
    PA Modules
    25
    
    Cabinet Combiner
    26
    
    Cooling System
    26
    
    Module Combiner
    26
    
    Power Supplies
    26
- 8-VSB Exciters
  27
- General Specifications
  27
  - Installation
    31
- Introduction
  31
- Installation Planning
  31
  - Space Requirements
    31
  - Weights
    32
  - RF System Layout
    32
  - Air System
    32
  - Electrical Power
    33
  - Circuit Breaker Selection
    33
  - Disconnect Location
    33
- Unpacking and Equipment Inventory
  34
  - Packing Check List
    34
    
    Software
    34
    
    Factory Test Data Sheets
    35
  - Equipment Required for Unloading
    35
  - Cabinet Placement and Leveling
    35
- Grounding
  36
- RF Output Coax
  37
  - RF Line Optimization
    37
- Inter-Cabinet Wiring
  38
- Control Cabinet Connections
  39
  - Keyboard Connections
    40
- PA Cabinet Connections
  41
  - Interlocks
    44
  - Determining Cabinet Style
    45
  - Installing Power Supplies
    45
  - Installing PA Modules
    46
- Initial Turn on
  47
- Parallel Remote Control Connections
  56
- Remote GUI Description and Setup
  59
  - Operation
    61
- Operation, Controls and Indicators
  61
- Diamondcd™ Software Manual
  61
- Push Button Controls
  61
- Light Bar
  62
  - Theory of Operation
    63
- Introduction
  63
- Control Cabinet
  63
  - Dual AC Main Feeds
    63
  - Exciter
    64
  - Driver
    64
  - RF Detectors
    64
  - Cabinet Splitter
    65
  - Low Voltage Power Supplies
    65
- Control System
  65
  - Main Controller
    66
  - Main Controller Functions
    66
  - Life Support
    67
  - Life Support Controller Functions
    67
  - GUI User Interface
    68
    
    GUI Computer
    68
  - Transmitter Control and Monitoring
    69
  - External Interlocks
    69
- Single PA Cabinet
  69
  - Module Splitter
    69
  - Module Combiner
    69
  - Detectors
    70
  - Cabinet Controller
    70
    
    PA Cabinet Rear Door Interlock Configuration
    71
  - 32VDC Power Supplies
    72
  - Low Voltage Power Supplies
    72
- Multiple PA Cabinets
  72
- Control Cabinet Detailed Circuit Description
  73
  - Main Controller
    73
  - Life Support
    73
    
    AC Fail
    73
    
    Driver Circuits
    74
    
    Exciter Control
    74
    
    External Interlocks
    74
    
    Remote Control Interface
    74
    
    Drive Switch Interface
    75
    
    Exciter/Driver Selector
    75
    
    ON/OFF Command Pulse Stretchers
    75
    
    U10 Cpld
    75
    
    Control Panel Interface
    76
    
    Light Bar Interface
    76
    
    RF Detector Inputs
    76
    
    Transmitter Status Memory
    76
    
    Watch Dog
    76
    
    Exciter Fold Back References
    77
    
    Remote Metering
    77
  - Driver
    77
    
    Driver Preamp
    77
    
    Driver Controller
    78
    
    Driver Pallet
    78
    
    Agc
    79
    
    Bias Control
    79
    
    Temperature
    79
    
    Driver System Control
    80
    
    Output Board
    80
    
    Power Supply
    80
- PA Cabinet Detailed Circuit Description
  80
  - Detectors
    80
  - Cabinet Controller
    81
    
    Fault Monitoring
    81
    
    PA Cabinet Power Samples
    81
    
    Reject Power Samples
    81
    
    CAN Interface
    82
    
    Module Fault Logic
    82
    
    PA Cabinet Configuration
    82
    
    Flash Memory
    83
    
    Parallel Control Interface
    83
    
    RS-232/RS-485 Interface
    83
    
    Watchdog
    83
    
    Xtal
    83
    
    Eprom U22
    84
    
    Module Phasing Control
    84
    
    Analog Voltage Reference
    85
  - 32VDC Power Supplies
    85
  - Low Voltage Power Supplies
    85
- Power Amplifier Module
  85
  - Module Controller
    85
    
    AGC Unlocked
    86
    
    AGC Vs Number of Working Pa Pallets
    86
    
    Gain Vs. Temperature Compensation
    86
    
    On/Off
    86
    
    Gain Vs. Freq Compensationa/Calibration
    87
    
    Monitor and Protection
    87
    
    Three-Strike Action
    87
    
    DC Switch
    88
    
    No Load" Fault Protection
    88
  - Phase and Gain
    88
  - Driver Pallet
    89
  - RF Splitter
    89
  - RF Pallet
    89
  - PA Pallet Combiner
    89
- PA Module Detailed Circuit Description
  90
  - Module Controller
    90
    
    DC Switch Circuit Description
    90
    
    Fault Interrupt Request
    90
    
    Microprocessor
    90
    
    And Configuration
    91
    
    Watchdog Circuits
    91
    
    I and Q Vectors
    92
  - Phase and Gain Circuit Description
    92
  - Pallet Circuit Description
    94
    
    Input Circuit
    94
    
    Output Circuit
    95
    
    Push-Pull Pairs
    95
  - Hybrids
    95
    
    Combining
    96
    
    Hybrids in Attenuators
    96
    
    Splitting
    96
    
    Maintenance and Alignments
    99
- Introduction
  99
- Routine Mechanical Maintenance
  99
  - Cleaning
    99
  - Check Connections
    100
  - Check Fans, Motors and Filters
    100
  - RF Power Measurements
    101
- Volt Power Supply
  101
  - Removal
    101
  - Replacement
    101
- PA Modules
  103
  - Removal
    103
  - Replacement
    103
  - PA Module Pallet Replacement
    104
- Power Calibration Procedures
  107
  - Forward Power Calibration
    108
  - Reflected Power Calibration
    109
  - Drive Output Calibration
    111
  - PA Cabinet Combiner Reject Calibration
    112
  - Module Combiner Reject Load RF Detectors
    113
    
    Old Style Reject Load Detector Calibration
    114
    
    New Style Reject Load Detector Calibration
    117
  - RF Detector Adjustment
    119
- Main Controller VSWR Foldback
  120
- Driver Set-Up
  121
  - Setting Bias for the Preamp
    121
  - Setting Bias for the Driver Pallet
    121
  - Driver AGC Set-Up
    124
  - RF OK Indication Set-Up
    124
  - Temperature and Overcurrent Alarm Set-Up
    125
  - Isolation
    125
  - Auto-Start
    125
  - GUI Driver Power Calibration
    125
- Module Phasing
  126
  - PA Module Auto Phasing
    126
  - PA Module Manual Phasing
    127
- Cabinet Phase and Gain
  128
- Board Change Procedures
  130
  - Main Controller Board Hot-Swap
    130
  - Life Support Board Hot-Swap
    132
    
    AC FAIL Set Point
    133
    
    AC OK Set Point
    133
  - Replacing the Cabinet Controller Board
    134
    
    Eeprom U22
    134
    
    Interlock Configuration and Jumper JP17
    134
- In-System Programming (ISP) Procedures
  138
  - Troubleshooting
    139
- Controller Failure Modes
  139
  - Module Controller
    139
  - Cabinet Controllers
    139
  - Main Controller
    139
  - Life Support Controller
    140
  - GUI Troubleshooting
    140
- Fault Listings
  141
  - Drive Chain 2.1
    141
    
    Exciter Mute
    141
    
    Driver Fault
    142
    
    Exciter Fault
    142
  - Driver 2.2
    142
    
    Cable Fault
    142
    
    Driver Power Supply Fault
    142
    
    Driver Power Supply over Current
    143
    
    FET Fail
    143
    
    Over-Temp (Heatsink)
    143
    
    RF Output Fault
    144
  - Power Amplifier Module 3.1.2
    144
    
    Eeprom
    144
    
    Frequency
    144
    
    Com Fail
    145
    
    Fault
    145
    
    Reference
    145
    
    Driver Pallet Over-Current
    146
    
    LDMOS Fail
    146
    
    Over Voltage
    146
    
    Pallet Over-Current
    146
    
    High VSWR
    147
    
    Over Current
    147
    
    Over Temp
    147
    
    Under Voltage
    147
    
    AGC Unlock
    148
    
    Low Input
    148
    
    Over Drive
    148
  - Amplifier Cabinet Control 3.1
    148
    
    AC Fault
    149
    
    AC Mains Fault
    149
    
    Eeprom
    149
    
    Epld
    149
    
    LVPS a or B Fault
    149
    
    Air Pressure Low
    150
    
    Com Fail
    150
    
    External Interlock
    150
  - Control Cabinet 2.0
    150
    
    Eeprom
    150
    
    Life Support Board Fault
    150
    
    AC Mains Fault
    151
    
    Com Fail
    151
    
    External Interlock
    151
    
    Failsafe
    151
    
    LVPS Fault
    151
  - Power Supplies 3.2
    152
  - Appendix C Parts List
    153
- Replaceable Parts List
  153
Section 2

154
- Kit, Spare Pallet (547-638Mhz)
  174
- Kit, Xmtr Install, 5 P.a. Cab
  174
- Kit, Rf (Die), Diamond, 4-Pa
  177
- Kit, Rf (Myat), Diamond, 4Pa
  177
- Kit, Xmtr Install, 4 P.a. Cab
  178
- Kit, Rf (Die), Diamond, 3-Pa
  181
- Kit, Rf (Myat), Diamond, 3Pa
  181
- Kit, Xmtr Install, 3 P.a. Cab
  182
- Kit, Rf (Die), Diamond, 2-Pa
  186
- Kit, Rf (Myat), Diamond, 2Pa
  186
- Kit, Xmtr Install, 2 P.a. Cab
  187
- Upgrade Kit, (4) Mod & P/S
  192
- Kit, Rf (Die), Diamond, 1-Pa
  195
- Kit, Rf (Myat), Diamond, 1Pa
  195
- Kit, Xmtr Install, 1 P.a. Cab
  196
- Kit, Rf Line, Diamond, 1-Pa
  199
- Upgrade Kit, (8) Mod & P.s
  201
  - Appendix A Cutting and Soldering Transmission Line
    211
- Procedure
  211
- Suggested Procedure for Cutting and Soldering Transmission Line
  211
- Transmission Line Cutting and Flange Soldering
  211
- Cutting the Transmission Line
  218
- Soldering Transmission Line Flanges
  218
  - Soldering Procedure
    219
- Cleaning the Soldered Joint
  220
  - Alternate Cleaning Method
    221
  - Appendix B Surge, Lightning and Grounding Considerations
    223
- Surge and Lightning Protection
  223
- System Grounding
  224
  - Ground Wires
    224
  - Incoming Inspection
    234
  - Installation Cautions
    234
  - Environmental
    234
  - Installation Procedure
    234
  - Description
    235
    
    Theory of Operation
    237
  - Specifications
    239
  - I/O Interface Connections
    242
    
    Replacing AC Input Fuses
    246
    
    Replacing Fan Assembly
    249
  - Return Units to the Factory for Repair or Refurb
    254

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