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- Page 1 R8000 SERIES COMMUNICATIONS SYSTEM ANALYZER AUTOTUNE USER GUIDE Harris XG-75 Portable Harris XG-75 Mobile Astronics Test Systems 2002 Synergy Blvd, Suite 200 Kilgore, Texas 75662 Copyright © 2024 Astronics Test Systems All Rights Reserved Printed in U.S.A. FCT-1368 Rev. B...
- Page 2 Communications System Analyzer AutoTune™ software is located in FCT-1365 R8000 Series Communications System Analyzer Operator’s Manual. CREDITS The Astronics Test Systems logo and Astronics Test Systems are registered ® trademarks of Astronics Test Systems, Inc. Harris is a registered trademark of Harris Corporation.
- Page 3 Harris XG-75 Series AutoTune™ User Guide THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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Page 4: Table Of Contents
Harris XG-75 Series AutoTune™ User Guide TABLE OF CONTENTS Introduction ....................1 Scope ......................1 Conventions ....................1 3.1. PPM ......................1 3.2. Rated Audio ..................... 1 Important Notes ..................... 1 4.1. Required firmware ................... 1 4.2. Conventional channel selection ............... 1 4.3. - Page 5 Harris XG-75 Series AutoTune™ User Guide 8.9. Squelch Open and Close ............... 38 8.10. P25 Phase 1 Rx Sensitivity (C4FM) Test ........... 40 8.11. P25 Phase 2 Rx Sensitivity (TDMA) Test ........... 41 8.12. Basic Troubleshooting ................ 42 Support Information ..................44 9.1.
- Page 6 Harris XG-75 Series AutoTune™ User Guide LIST OF FIGURES Figure 5-1. XG-75 Portable Test Setup Diagram ..........5 Figure 7-1. XG-75 Mobile Front Mount Test Setup Diagram ......26 Figure 7-2. XG-75 Mobile Remote Mount Test Setup Diagram ......27 Figure B-1.
- Page 7 Harris XG-75 Series AutoTune™ User Guide LIST OF TABLES Table 1. Required R8x00 options for AutoTune for Harris XG-75 series radios..2 Table 2. Portable Test Hardware Table ..............4 Table 3. Analyzer Configuration for Reference Frequency ........7 Table 4.
- Page 8 Harris XG-75 Series AutoTune™ User Guide Table 42. TX Power test results ................31 Table 43. Analyzer Configuration for Tx Modulation Limit test ......32 Table 44. Tx Modulation Limit test results ............32 Table 45. Analyzer Configuration for P25 Phase 1 Tx Modulation (C4FM) test .. 33 Table 46.
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Page 9: Introduction
Harris XG-75 Series AutoTune™ User Guide 1. Introduction The Astronics Test Systems R8000 Series Communications System Analyzer AutoTune™ (hereafter “AutoTune”) provides an automated test and alignment solution for supported two-way radios. 2. Scope This document includes information regarding the tests and alignments performed for supported radios by AutoTune. -
Page 10: Supported Models
Harris XG-75 Series AutoTune™ User Guide 4.3. Supported models The following Harris XG-75 series models are supported by AutoTune: • P7300 • XG-75 • XG-75P • XG-75Pe • M7300 • XG-75M 4.4. Required Options Option Name Reason Harris XG-75 (R8-AT_XG75) Harris XG-75 AutoTune P25 Conventional Test Mode (R8-P25) Used to perform P25 Rx BER (C4FM) -
Page 11: Harris Xg-75 Portable Radio Test Setup
• On the analyzer, navigate to Settings > About… Note the System version shown. • Browse to the Astronics Test Systems software upgrades webpage: https://freedomcte.com/upgrades/ • If the first Current System Version shown on the webpage is more recent than the analyzer System version, follow the webpage instructions to download and apply the current system version software to your analyzer. -
Page 12: Test Hardware
Harris XG-75 Series AutoTune™ User Guide 5.2. Test Hardware Test Aid Recommended part Description USB radio programming Astronics part# TTL- USB to TTL cable for cable 232RG-VSW3V3- programming and servicing WE_M radio. Variable DC power supply Astron VS-50M DC power supply with sufficient current sourcing capacity. -
Page 13: Portable Test Setup
Refer to the diagram below for the proper test setup. Note that the Test Box Device # knob should be set to position 7 as shown. Note: Parts numbers shown in the diagram are available from Astronics Test Systems. Figure 5-1. XG-75 Portable Test Setup Diagram... -
Page 14: Harris Xg-75 Portable Alignment And Test Descriptions
Harris XG-75 Series AutoTune™ User Guide 6. Harris XG-75 Portable Alignment and Test Descriptions Note: Throughout this section are references to Test Frequency. Test Frequencies are band- and mode -specific. A table of the frequencies used by each band may be found in the respective Harris radio service manual. -
Page 15: Reference Oscillator
Harris XG-75 Series AutoTune™ User Guide 6.1. Reference Oscillator RF Control Port Frequency Modulation Attenuation Monitor RF IN/OUT Test Frequency 30 dB Table 3. Analyzer Configuration for Reference Frequency 6.1.1. Alignment The radio is placed into Test Mode at a Tx Test Frequency and commanded to transmit. Using a best linear fit algorithm, two frequency error measurements are taken at two different radio softpot values. -
Page 16: Tx Power
Harris XG-75 Series AutoTune™ User Guide 6.2. TX Power Note: For more information on Power Control and Power Sense softpots, see Harris radio maintenance manuals. RF Control Port Frequency Modulation Attenuation Monitor RF IN/OUT Test Frequency 30 dB Table 6. Analyzer Configuration for TX Power 6.2.1. -
Page 17: Table 8. Tx Power Test Results
Harris XG-75 Series AutoTune™ User Guide Name Description Result Pass or Fail. Power Out within Max Limit, Min Limit Power Level Power setting under test (Low, Mid, High) Power Out Measured radio output level Min Limit Minimum Limit (inclusive) for Power Out Max Limit Maximum Limit (inclusive) for Power Out Power Control... -
Page 18: Fm Deviation
Harris XG-75 Series AutoTune™ User Guide 6.3. FM Deviation The FM Deviation test measures the “compensation factors used to maintain consistent modulation characteristics across the radio’s bandsplit.” RF Control Port Frequency Modulation Attenuation Dev Avg Monitor RF IN/OUT Test Frequency 30 dB +/-Peak / 2 Table 9. -
Page 19: Channel Guard Deviation And Dcg Scalar Test
Harris XG-75 Series AutoTune™ User Guide 6.4. Channel Guard Deviation and DCG Scalar Test The Channel Guard Deviation and DCG Scalar test measures the “compensation factors used to maintain consistent modulation characteristics for Tone and Digital Channel Guard operation.” RF Control Port Frequency Modulation Attenuation Dev Avg Monitor... -
Page 20: C4Fm Deviation Test
Harris XG-75 Series AutoTune™ User Guide 6.5. C4FM Deviation Test The C4FM Deviation test measures the compensation factors used to maintain consistent modulation characteristics for C4FM digital operation. RF Control Port Frequency Modulation Attenuation Dev Avg Monitor RF IN/OUT Test Frequency 30 dB Pwr-Weight Table 13. -
Page 21: P25 Phase 1 Tx Modulation (C4Fm) Test
Harris XG-75 Series AutoTune™ User Guide 6.6. P25 Phase 1 Tx Modulation (C4FM) Test The P25 Phase 1 Tx Modulation (C4FM) test measures the radio’s P25 Phase 1 C4FM modulation level at a specific test frequency. RF Control Port Frequency Modulation Attenuation Dev Avg Monitor RF IN/OUT... -
Page 22: P25 Phase 2 Tx Modulation (Tdma) Test
Harris XG-75 Series AutoTune™ User Guide 6.7. P25 Phase 2 Tx Modulation (TDMA) Test The P25 Phase 2 Tx Modulation (TDMA) test measures the radio’s P25 Phase 2 TDMA modulation level at a specific test frequency. RF Control Port Frequency Modulation Attenuation Dev Avg Monitor RF IN/OUT... -
Page 23: Tx Audio Sensitivity And Distortion
Harris XG-75 Series AutoTune™ User Guide 6.8. TX Audio Sensitivity and Distortion Tx Audio Sensitivity and Distortion test verifies the transmitter audio distortion is at an appropriate level. RF Control Port Frequency Modulation Attenuation Monitor RF IN/OUT Test Frequency 30 dB Table 19. -
Page 24: Rx Audio Level And Distortion
Harris XG-75 Series AutoTune™ User Guide 6.9. Rx Audio Level and Distortion Rx Audio Level and Distortion test verifies the receiver audio amplitude and distortion are at appropriate levels. RF Control Port Frequency Modulation Output Generate RF IN/OUT Test Frequency -47 dBm Table 21. -
Page 25: Squelch Open And Close
Harris XG-75 Series AutoTune™ User Guide 6.10. Squelch Open and Close Squelch Open and Close alignment verifies and modifies as necessary the squelch hysteresis so stronger RF signals are correctly received and weaker RF signals are correctly blocked. RF Control Port Frequency Modulation... -
Page 26: Table 25. Squelch Open And Close Test Results
Harris XG-75 Series AutoTune™ User Guide The radio is placed into Test Mode and the analyzer output level adjusted to -130 dBm. The analyzer output level is slowly increased until the radio unsquelches. The output level is then lowered until radio again squelches. SINAD is measured at the unsquelch point and the output levels between the unsquelch point and the squelch point are compared against test limits. -
Page 27: Rssi
Harris XG-75 Series AutoTune™ User Guide 6.11. RSSI RSSI alignment and test verifies that varying levels of RF input power are accurately measured by the radio’s receive signal strength indicator. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT Test Freq None Various... -
Page 28: Rx Sensitivity (Sinad)
Harris XG-75 Series AutoTune™ User Guide 6.12. RX Sensitivity (SINAD) Rx Sensitivity (SINAD) test verifies the receiver analog audio sensitivity is at an appropriate level. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT Test Freq 1 kHz @ 3 kHz -60 dBm Table 28. -
Page 29: P25 Phase 1 Rx Sensitivity (C4Fm) Test
Harris XG-75 Series AutoTune™ User Guide 6.13. P25 Phase 1 Rx Sensitivity (C4FM) Test The P25 Phase 1 Rx Sensitivity (C4FM) test measures the radio’s P25 Phase 1 C4FM sensitivity level at several Rx test frequencies. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT... -
Page 30: P25 Phase 2 Rx Sensitivity (Tdma) Test
Harris XG-75 Series AutoTune™ User Guide 6.14. P25 Phase 2 Rx Sensitivity (TDMA) Test The P25 Phase 2 Rx Sensitivity (TDMA) test measures the radio’s P25 Phase 2 TDMA sensitivity level at several Rx test frequencies. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT... -
Page 31: Rx If Bandwidth - Signal Displacement Bandwidth Test
Harris XG-75 Series AutoTune™ User Guide 6.15. Rx IF Bandwidth – Signal Displacement Bandwidth Test The Rx IF Bandwidth – Signal Displacement Bandwidth test verifies the receiver adjacent channel selectivity is at an appropriate level. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT... -
Page 32: Harris Xg-75 Mobile Radio Test Setup
• On the analyzer, navigate to Settings > About… Note the System version shown. • Browse to the Astronics Test Systems software upgrades webpage: https://freedomcte.com/upgrades/ • If the first Current System Version shown on the webpage is more recent than the analyzer System version, follow the webpage instructions to download and apply the current system version software to your analyzer. -
Page 33: Test Hardware
Reference cable VSWR. Audio cables Pomona 5697 Connects analyzer and mobile speaker load for routing recovered audio signals. Speaker load Astronics part # Simulates speaker load for 202161-02 mobile recovered audio tests. Speaker cable Harris part # 14002- Routes recovered audio from... -
Page 34: Figure 7-1. Xg-75 Mobile Front Mount Test Setup Diagram
Harris XG-75 Series AutoTune™ User Guide Figure 7-1. XG-75 Mobile Front Mount Test Setup Diagram... -
Page 35: Figure 7-2. Xg-75 Mobile Remote Mount Test Setup Diagram
Harris XG-75 Series AutoTune™ User Guide Figure 7-2. XG-75 Mobile Remote Mount Test Setup Diagram... -
Page 36: Harris Xg-75 Mobile Alignment And Test Descriptions
Harris XG-75 Series AutoTune™ User Guide 8. Harris XG-75 Mobile Alignment and Test Descriptions Note: Throughout this section are references to Test Frequency that are band- and mode -specific. A table of the frequencies used by each band may be found in the respective radio service manual. -
Page 37: Table 39. Reference Frequency Test Results
Harris XG-75 Series AutoTune™ User Guide Name Description Result Pass or Fail. Frequency Error within Max Limit, Min Limit. Frequency Test Frequency Freq Error Measured frequency error Min Limit Minimum Limit (inclusive) for frequency error Max Limit Maximum Limit (inclusive) for frequency error Softpot Radio softpot producing the Freq Error Table 39. -
Page 38: Tx Power
Harris XG-75 Series AutoTune™ User Guide 8.2. TX Power Note: For more information on Power Control and Power Sense softpots, see Harris radio maintenance manuals. RF Control Port Frequency Modulation Attenuation Monitor RF IN/OUT Test Frequency 40 dB Table 40. Analyzer Configuration for TX Power 8.2.1. -
Page 39: Table 42. Tx Power Test Results
Harris XG-75 Series AutoTune™ User Guide Name Description Result Pass or Fail. Power Out within Max Limit, Min Limit Power Level Power setting under test (Low, Mid, High) Power Out Measured radio output level Min Limit Minimum Limit (inclusive) for Power Out Max Limit Maximum Limit (inclusive) for Power Out Power Control... -
Page 40: Tx Modulation Limit
Harris XG-75 Series AutoTune™ User Guide 8.3. Tx Modulation Limit The Tx Modulation Limit test measures the radio’s maximum modulation level at a specific test frequency. RF Control Port Frequency Modulation Attenuation Dev Avg Monitor RF IN/OUT Test Frequency 30 dB +/-Peak / 2 Table 43. -
Page 41: P25 Phase 1 Tx Modulation (C4Fm) Test
Harris XG-75 Series AutoTune™ User Guide 8.4. P25 Phase 1 Tx Modulation (C4FM) Test The P25 Phase 1 Tx Modulation (C4FM) test measures the radio’s P25 Phase 1 C4FM modulation level at a specific test frequency. RF Control Port Frequency Modulation Attenuation Dev Avg Monitor RF IN/OUT... -
Page 42: P25 Phase 2 Tx Modulation (Tdma) Test
Harris XG-75 Series AutoTune™ User Guide 8.5. P25 Phase 2 Tx Modulation (TDMA) Test The P25 Phase 2 Tx Modulation (TDMA) test measures the radio’s P25 Phase 2 TDMA modulation level at a specific test frequency. RF Control Port Frequency Modulation Attenuation Dev Avg Monitor RF IN/OUT... -
Page 43: Rx Audio Level And Distortion
Harris XG-75 Series AutoTune™ User Guide 8.6. Rx Audio Level and Distortion Rx Audio Level and Distortion test verifies the receiver audio amplitude and distortion are at appropriate levels. RF Control Port Frequency Modulation Output Generate RF IN/OUT Test Frequency -47 dBm Table 49. -
Page 44: Rssi
Harris XG-75 Series AutoTune™ User Guide 8.7. RSSI RSSI alignment and test verifies that varying levels of RF input power are accurately measured by the radio’s receive signal strength indicator. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT Test Freq None Various... -
Page 45: Rx Sensitivity (Sinad)
Harris XG-75 Series AutoTune™ User Guide 8.8. RX Sensitivity (SINAD) Rx Sensitivity (SINAD) test verifies the receiver analog audio sensitivity is at an appropriate level. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT Test Freq 1 kHz @ 3 kHz -60 dBm Table 53. -
Page 46: Squelch Open And Close
Harris XG-75 Series AutoTune™ User Guide 8.9. Squelch Open and Close Squelch Open and Close alignment verifies and modifies as necessary the squelch hysteresis so stronger RF signals are correctly received and weaker RF signals are correctly blocked. RF Control Port Frequency Modulation... -
Page 47: Table 57. Squelch Open And Close Test Results
Harris XG-75 Series AutoTune™ User Guide The radio is placed into Test Mode and the analyzer output level adjusted to -130 dBm. The analyzer output level is slowly increased until the radio unsquelches. The output level is then lowered until radio again squelches. SINAD is measured at the unsquelch point and the output levels between the unsquelch point and the squelch point are compared against test limits. -
Page 48: P25 Phase 1 Rx Sensitivity (C4Fm) Test
Harris XG-75 Series AutoTune™ User Guide 8.10. P25 Phase 1 Rx Sensitivity (C4FM) Test The P25 Phase 1 Rx Sensitivity (C4FM) test measures the radio’s P25 Phase 1 C4FM sensitivity level at several Rx test frequencies. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT... -
Page 49: P25 Phase 2 Rx Sensitivity (Tdma) Test
Harris XG-75 Series AutoTune™ User Guide 8.11. P25 Phase 2 Rx Sensitivity (TDMA) Test The P25 Phase 2 Rx Sensitivity (TDMA) test measures the radio’s P25 Phase 2 TDMA sensitivity level at several Rx test frequencies. RF Control Port Frequency Modulation Output Level Generate RF IN/OUT... -
Page 50: Basic Troubleshooting
Harris XG-75 Series AutoTune™ User Guide 8.12. Basic Troubleshooting Symptom Possible Cause Possible Solution • Radio not running • AutoTune only supports test Analyzer consistently fails to communicate with radio XGP firmware and alignment on XG-75 series radios running XGP firmware. Older ECP firmware is not supported. -
Page 51: Table 62. Harris Xg-75 Series Troubleshooting Chart
Harris XG-75 Series AutoTune™ User Guide • RF Level Offset • Enable Settings > System Tx Power aligns power Settings… > RF Level Offset. output levels lower than not enabled expected. Change RF In/Out offset value to correspond with the RF cable in use and the radio’s operating band. -
Page 52: Support Information
Harris XG-75 Series AutoTune™ User Guide 9. Support Information 9.1. Technical Support Document Library: freedomcte.com/library/ Video Library: freedomcte.com/videos/ Phone: 903.985.8999 Email: Freedom.TechnicalSupport@astronics.com 9.2. Sales Phone: 903.985.8999 Email: LMRSales@astronics.com... -
Page 53: Appendix A. Test Limits
However, if extenuating circumstances cause a need to modify the limits this is accommodated by AutoTune. Refer to the R8000 Series Communications System Analyzer Owner’s Manual (FCT- 1365) for modification instructions. The following tables list the default test limits for each Harris XG-75 Portable and... - Page 54 Harris XG-75 Series AutoTune™ User Guide Section Test Name Limit Default Value Reference Oscillator Reference Oscillator Align Min= -0.15 ppm Max= 0.15 ppm Reference Oscillator Test Min= -1.5 ppm Max= 1.5 ppm Reference Oscillator Test Min= -0.6 ppm 700/800MHz Pe Max= 0.6 ppm 6.2.1 TX Power (Align)
- Page 55 Harris XG-75 Series AutoTune™ User Guide Max= 1.8 W TX Power Test VHF High Min= 5.3 W Max= 6.7 W TX Power Test UHF-L(5W) High Min= 4.4 W Max= 5.6 W TX Power Test UHF-L(100mW) High Min= 0.09 W Max= 0.11 W TX Power Test UHF-H High Min= 4.4 W Max= 5.6 W...
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Page 56: Bandwidth Test
Harris XG-75 Series AutoTune™ User Guide Min=5.0 dB Squelch Open Output Level Min=-130 dBm 6.11 RSSI XG RSSI Deviation Tolerance Max=2 dBm 6.12 RX Sensitivity (SINAD) SINAD Max=-119 dBm Audio Distortion Max=0 % 6.13 P25 Phase 1 Rx P25 Phase1 Rx Sensitivity C4FM Min=0 % Sensitivity (C4FM) Test Max=5 %... - Page 57 Harris XG-75 Series AutoTune™ User Guide Section Test Name Limit Default Value Reference Oscillator Reference Oscillator Align VHF Min= -10 Hz Max= 10 Hz Reference Oscillator Align 350MHz Min= -10 Hz Max= 10 Hz Reference Oscillator Align UHF-L Min= -10 Hz Max= 10 Hz Reference Oscillator Align UHF-H Min= -10 Hz...
- Page 58 Harris XG-75 Series AutoTune™ User Guide Max=36.9 W 8.2.2 TX Power (Test) TX Power Test VHF(50W) Low Min = 8.9 W Max = 11.2 W TX Power Test VHF(100W) Low Min = 44.5 W Max = 56.1 W TX Power Test 350MHz Low Min = 7.1 W Max = 9.0 W TX Power Test UHF-L Low...
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Page 59: Table A-2. Default Harris Xg-75 Mobile Limits
Harris XG-75 Series AutoTune™ User Guide Test Rx Audio Level and Rx Audio Distortion Max=5 % Distortion Rx Audio Voltage Max=7.745 V Squelch Open and Squelch Hysteresis Max=6 dB Close Min=2 dB Squelch Open SINAD Align Max=12 dB Min=8 dB Squelch Open SINAD Test Max=12 dB Min=8 dB... -
Page 60: Appendix B. Sample Test Result Report
Harris XG-75 Series AutoTune™ User Guide APPENDIX B. Sample Test Result Report Note: Results shown below are representative of actual results. Actual results and report format may vary. ================================================================================= Test Result Report ================================================================================= Model #: XG-75Pe:system Date/Time: 7/27/2016 3:06 PM Serial #: A40207000244 Operator ID: Info: FLASH Version: XGP R05C05... - Page 61 Harris XG-75 Series AutoTune™ User Guide ================================ Result Power Level Power Out Min Limit Max Limit Old Pwr Cntl New Pwr Cntl Old Pwr Sens New Pwr Sens ------ ----------- --------- --------- --------- ------------ ------------ ------------ ------------ Pass 0.50 W 0.49 W 0.51 W Pass...
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Page 62: Figure B-1. Sample Test Result Report
Harris XG-75 Series AutoTune™ User Guide P25 Phase 2 Tx Modulation TDMA =============================== Result Test Frequency Measured Dev Min Limit Max Limit ------ -------------- ------------ --------- --------- Pass 860.9875 MHz 3.174 kHz 2.995 kHz 3.310 kHz Tx Audio Distortion ==================== Result Frequency Audio Level... -
Page 63: Appendix C. Revision History
Harris XG-75 Series AutoTune™ User Guide APPENDIX C. Revision History B – Options, cable sweep, H/W M. Mullins M. Hammer 5/1/24 0440 A – Original Release M. Mullins W. Black 11/11/2016 0089 Revision – Change Requested By Approved By Rel. Date ECO#...
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