Harris Platinum Z16HD+

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5-38 888-2586-001 9/15/06

WARNING: Disconnect primary power prior to servicing.

Platinum Z16HD+Section 5 Maintenance and Alignment

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Table of Contents11
Introduction15
Introduction/Specifications15
Features/Benefits17
General Description17
- Harris Hdx-FM™ Exciter17
- Boostpro™ Amplifier19
- Redundant Exciters19
- Backup DIGIT CD™ FM Exciter19
- PA/IPA Modules19
- RF Combining20
- Control System20
- Directional RF Sample Port21
- Power Supplies21
- Air System21
Performance Specifications21
- Installation & Initial Turn-On23
Introduction23
Unpacking23
- Factory Test Data23
Air Cooling Requirements24
Returns and Exchanges24
Z16HD+ Transmitter Installation25
- Transmitter Placement25
  - Removal of Pallet Bolts26
  - Single Phase Cabinets26
- Visual Inspection26
- Exciter Remounting27
  - Hdx-FM27
  - DIGIT CD FM Exciter28
- Boostpro Mechanical Installation28
- Phase Power Supply Installation32
  - Power Transformer Tapping32
  - Power Supply Connections33
- Single Phase Power Supply Installation36
- Transmitter AC Connections41
- Audio Input Connections45
- External and Failsafe Interlock Connections45
  - External Interlock Connection45
  - Failsafe Interlock Connection46
- RF Connections46
Initial Turn-On47
Remote Connections53
- Remote/Extended Control and Status Connections54
  - Extended Metering56
Using a UPS or Generator57
- Setting the UPS Power Level57
Jumper Settings for Installation of a Harris Exciter58
Setting the Low Power Alarm58
Power Distribution for Optimum64
Transmitter Performance64
- Overheating from Line Unbalance64
- Transmitter Noise Performance64
- The Causes of Line Unbalance64
- Phase Delta Distribution Transformers65
- Phase Wye Distribution Transformers66
  - Operator Guide69
Introduction69
Transmitter Controls70
Transmitter Metering70
- Forward Power (FWD PWR) Units of Measure71
- Reflected Power (RFL PWR) Units of Measure71
- Fault/Foldback/Interlock LED Indications71
Using the Diagnostic Display71
- Home72
- Back73
- More74
- Diagnostic Codes74
- Asterisk and Pound Signs (*, #)75
- Fault Logging76
Boostpro Boost Amplifier77
- GUI Screen77
- METER, POWER, INFO Menu Switches77
- UP, ENTER, down - Parameter Controls77
- FAULT Indication77
- Boostpro Operation78
Emergency Operating Procedures80
- No Front Panel Leds or GUI80
- FAULT LED Illuminated80
- FOLDBACK LED Illuminated80
- INTERLOCK LED Illuminated81
- Front Panel Buttons Unresponsive81
- No Digital RF81
- Boostpro Response82
- Manual "RF Source" Switching82
- Manual IPA Switching83
- Fan Speed83
  - Overall System Theory85
Introduction85
RF Flow Block Diagram Description87
- RF Source87
- PA and IPA Modules87
- 5Kw" Hybrid Combiner89
Boostpro Circuit Descriptions90
- Signal Descriptions92
- A to D Converter93
- Power Supplies93
- Front Panel93
- Power Amplifier93
Detailed RF Theory of Operation94
- RF Source Switching94
  - Exciter Divider/Ipa Backplane Board94
- Ipa95
- Z-Plane Combiner/Divider Boards98
  - 8-Way Divider99
- PA Modules101
  - Power Amplifier (PA)101
- 8-Way Combiner103
  - Isolation Boards103
- 5Kw" 3 Db Hybrid Combiners104
- 10Kw" Final Hybrid Combiner105
- Harmonic Filter105
- Directional Coupler Assembly105
Power Supply Block Diagram Description106
- PA Power Supply106
  - 3-Phase Power Supply106
  - Single Phase Power Supply109
- Low Voltage Power Supply112
Detailed Power Supply Descriptions113
- 3-Phase PA Power Supply113
  - Rectifier Board113
  - Rectifier Board Circuit Description116
- Single Phase PA Power Supply118
  - Rectifier Board119
  - Rectifier Board Circuit Description119
- Power Supply ID Jumpers121
- Low Voltage Power Supply Board122
  - Relays123
Cooling System Description123
Control System Description124
- Master Controller125
  - Eeprom U39125
  - APC, Automatic Power Control126
- Calibration Factors and A/D Values128
- VSWR Foldback133
- Master Controller Faults134
  - Strike Routine134
- PA Controller Boards135
- Power Supply Controller Boards137
- Life Support Board140
Introduction155
Routine Maintenance155
- Safety Precautions155
- Record Keeping156
- Cleaning157
- Blower Motor Maintenance158
Adding a Boostpro159
Routine Annual Tests161
- System Level Iso/Reject Load Ohmmeter Test161
- System Test162
Isolation Board Maintenance163
- Isolation Board Replacement163
PA Replacement163
Removing the Harmonic Filter165
Directional Coupler Removal and Replacement166
- Typical Coupling Ratios166
Maximum Power Settings167
Setting FWD PWR to Display 100168
Setting Life Support Power Level168
Forward Power Calibration169
Reflected Power Calibration172
PC Board Replacement Procedures176
- Replacement of the Life Support Board176
- Replacing the Power Supply Controller Board177
- Replacing a PA Controller Board178
- Replacing the Master Controller Board178
- Replacing EEPROM U39179
System Configuration and Calibration182
- Configuration182
- Calibration183
Removing/Replacing Firmware Ics184
- Firmware IC Removal184
- Firmware IC Installation185
Combiner Removal (3-Phase Supply)186
Combiner Removal (Single Phase Supply)188
- Troubleshooting193
Introduction193
Power Amplifier Repair194
Software Revision194
System Reset - TX_RESTART195
- Strike Routine195
Diagnostics Display Menu Tree196
Fault Log197
- Front Panel Fault LED197
- Fault Reset197
- Abbreviations Used in Fault Reporting198
- Fault Listing199
Boostpro Faults200
- 3-Strike Faults200
- Other Faults200
Boostpro Diagnostics/Programming201
- VT100 Setup201
- Vt100203
- Vt100207
- Vt100208
- Vt100209
- Vt100210
Self Diagnostics211
- System Test211
- Hardware Test213
General Troubleshooting Tips215
- Foldback Conditions215
- No Digital RF215
- Asterisk and Pound Signs(*, #)216
Master Controller Faults216
- THERMISTOR, Fault216
  - Troubleshooting for a THERMISTOR Fault217
- EEPROM_DEF, EEPROM U39 Default Load218
- REF_WARNING, +5V Reference Warning218
- MSTR_REF, +5V Reference Fault218
- RFL_PWR, Reflected Power Fault219
- INTERLOCK, Fault219
- FAILSAFE, Fault219
- POWER_FAIL, Fault220
- LOW_AIR, Fault220
- UPS, Uninterruptible Power Supply Fault220
- CPLR_NC, Coupler Cable Not Connected221
- IPA_MUTE, Fault221
- Ipa_Xx#_Low, (Power) Fault221
- Ipa_Xx#_Oc, Fault221
- Ipa_Xx#_Ot, Fault221
- Ipa_Xx#_Out, Fault221
- IPA_LOAD, Fault222
- PSC#_COMM, Fault222
- PAC#_COMM, Fault222
- AMB_WARNING, Ambient Temp Warning222
- AMB_TEMP, Ambient Temperature Fault222
- ISO_##, System ISO Over-Temperature222
  - System ISO Foldback223
  - System ISO Overload (Fault)223
- RFSOURCE#_LOW, Fault224
- RFSOURCE#_AFC, Fault224
- RFSOURCE#, Fault224
PA Signal Tracing224
PA Controller Faults225
- General PA Troubleshooting225
- A, B, C or D#_OC, PA Over-Current Fault226
- A, B, C or D#_UC, PA Under-Current Fault226
- A, B, C or D#_MUTE_FLT, PA Mute Fault226
- A, B, C or D#_OT, PA Over-Temperature227
- A, B, C or D#_OUT, PA out Interlock Fault227
- A, B, C or D#_ISO, PA ISO Over-Temperature227
- Pa_Iso_Ot228
- PA_ISO_LOW, Fault228
- PA_ISO_SW, Fault228
- Combiner ISO Faults228
- PAC#_REF, +5V Reference Fault229
- PAC#_VOLTS, Power Supply Fault230
- PAC#_-15V, Fault230
- PAC#_J#, Cable Fault230
Power Supply Controller Faults231
- General Power Supply Troubleshooting231
- Critical Power Supply Faults231
- Non-Critical Power Supply Faults234
  - PS#_TAP#, Power Supply Tap Fault234

Harris Platinum Z16HD+ - Page 192

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