Anritsu S412E Maintenance Manual
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Anritsu S412E Maintenance Manual

Lmr master vector network/spectrum analyzer
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Download this manual See also: Programming Manual, User Manual
Maintenance Manual
LMR Master
S412E
Vector Network Analyzer
500 kHz to 1.6 GHz (6 GHz with Option 16)
Spectrum Analyzer
9 kHz to 1.6 GHz (6 GHz with Option 6)

Signal Generator

500 kHz to 1.6 GHz
Anritsu Company
Part Number: 10580-00324
490 Jarvis Drive
Revision: N
Morgan Hill, CA 95037-2809
Published: November 2016
USA
Copyright 2016 Anritsu Company
http://www.anritsu.com

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Summary of Contents for Anritsu S412E

  • Page 1: Signal Generator

    Spectrum Analyzer 9 kHz to 1.6 GHz (6 GHz with Option 6) Signal Generator 500 kHz to 1.6 GHz Anritsu Company Part Number: 10580-00324 490 Jarvis Drive Revision: N Morgan Hill, CA 95037-2809 Published: November 2016 Copyright 2016 Anritsu Company http://www.anritsu.com...
  • Page 3 LMR Master is a trademark of Anritsu Company. NOTICE Anritsu Company has prepared this manual for use by Anritsu Company personnel and customers as a guide for the proper installation, operation and maintenance of Anritsu Company equipment and computer programs. The drawings, specifications, and information contained herein are the property of Anritsu Company, and any unauthorized use or disclosure of these drawings, specifications, and information is prohibited;...

  • Page 5: Safety Symbols

    Some or all of the following five symbols may or may not be used on all Anritsu equipment. In addition, there may be other labels attached to products that are not shown in the diagrams in this manual.
  • Page 6 These hazardous compounds present a risk of injury or loss due to exposure. Anritsu Company recommends removing the battery for long-term storage of the instrument and storing the battery in a leak-proof, plastic container.

  • Page 7: Table Of Contents

    Anritsu Customer Service Centers ........
  • Page 8 Opening the S412E Case ........

  • Page 9: Chapter 1-General Information

    LMR Master S412E User Guide (Anritsu part number 10580-00318) for basic operation information. Product Description The S412E LMR Master is a portable handheld vector network analyzer (VNA), spectrum analyzer (SPA), and signal generator (SG). The VNA features precise performance and essential RF capabilities. It is designed to conduct accurate vector-corrected 1-port magnitude, phase, and fault location measurements and 2-port magnitude, phase, group delay measurements from 500 kHz to 1.6 GHz for the base unit with an option to...

  • Page 10: Related Documents

    1-3 Related Documents Chapter 1 — General Information Related Documents Other documents are available for the S412E at the Anritsu web site at www.anritsu.com • LMR Master S412E User Guide, PN 10580-00318 • LMR Master S412E Programming Manual, PN 10580-00319 •...

  • Page 11: Anritsu Customer Service Centers

    Choose a country for regional contact information. Recommended Test Equipment The following test equipment is recommended for use in testing and maintaining the S412E. Table 1-1 is a list of test equipment that is required for verifying the vector network analyzer functions and associated VNA options.
  • Page 12 Frequency Reference Frequency: 10 MHz Symmetricom Model RubiSource T&M Synthesized Signal Generator Frequency: 0.1 Hz to 20 GHz Anritsu Model MG3692B or Power Ouput: +16 dBm MG3692C with Options 2A, 3, 4 Step attenuator installed and 22 (Quantity 2) Power Meter Power Range: –70 dBm to +20 dBm...
  • Page 13 RF Coaxial Cable Frequency: DC to 18 GHz Anritsu p/n 15NN50-1.5C Connector: N(m) to N(f), 50 Ohm Coaxial Cable Connector: BNC(m) to BNC(m) Anritsu p/n 2000-1627-R (Quantity 3) Terminator Impedance: 93 Ohm Amphenol p/n Connector: BNC(m) B1004A-ND3G-93R-0.05-1W Vector Signal Generator...

  • Page 14: Replaceable Parts And Assemblies

    To ensure that the correct options are provided on the replacement assembly when ordering either a Main PCB Assembly or Main/SPA PCB Assembly, all installed instrument options must be declared on the order. The installed options are listed on a label on the top of the S412E. They can also be viewed in the System/Status display.
  • Page 15 When ordering the Main/VNA PCB Assembly, in order to ensure installation of correct options, all options that are installed on the instrument must be declared on the order. The options are listed and shown in the System (Shift - 8) / Status display. S412E MM PN: 10580-00324 Rev. N...

  • Page 16: Performance Verification Procedures

    “x” in the Std column. Also perform the procedures with an “x” in Option column when those options are installed in the S412E. Options with a “N/A” in the Procedure Section are valid options for the S412E, but do not require additional verification testing.

  • Page 17: Chapter 2-Vector Network Analyzer Verification

    5. Press the Freq/Dist main menu and set the Start Freq to 1.0 GHz and the Stop Freq to 1.0 GHz. 6. Connect the RF cable between the VNA Port 1 connector of the S412E and the RF Input 1 connector of the Frequency Counter.

  • Page 18: Transmission Dynamic Range

    • Calibration Tee, N female, Anritsu Model OSLNF50-1 • RF Coaxial Cable, Anritsu Model 15NN50-1.5C • USB Mini-B male to USB Type A male Cable, Anritsu part number 3-2000-1498 • Personal Computer with Microsoft Windows XP or Windows 7 Operating System, USB port and National Instrument VISA software 4.4.1 or later...

  • Page 19: Return Loss Measurement Accuracy Verification

    Procedure 1. Power on the S412E and put it into Vector Network Analyzer mode using the Menu button. 2. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen. Note Before continuing, allow a 30-minute warm up for the internal circuitry to stabilize.
  • Page 20 2-4 Return Loss Measurement Accuracy Verification Chapter 2 — Vector Network Analyzer Verification PN: 10580-00324 Rev. N S412E MM...

  • Page 21: Chapter 3-Spectrum Analyzer Verification

    Chapter 3 — Spectrum Analyzer Verification Introduction This chapter provides the performance verification procedure for the spectrum analyzer section of S412E. The spectrum analyzer performance verification tests consist of the following: • “Frequency Accuracy Verification and Adjustment” on page 3-2 •...

  • Page 22: Frequency Accuracy Verification And Adjustment

    6. Press the Shift key and then the Mode (9) key. Use the rotary knob to highlight Spectrum Analyzer and then press the Enter key to switch to Spectrum Analyzer mode. 7. Preset the S412E by pressing the Shift key, then the Preset (1) key, and then the Preset button on the touchscreen.
  • Page 23 Table A-7, “Spectrum Analyzer Frequency Accuracy” on page A-5. 20. If Option 6 is installed, adjust the center frequency of the S412E and the frequency on the MG3692x to the frequencies in Table A-7, and record the measured results for the other frequencies in Table A-7.

  • Page 24: Residual Spurious Response

    1. Connect the 50 Ohm Termination to the RF In connector of the S412E. 2. Power on the S412E and put the instrument into Spectrum Analyzer mode with the Menu button. 3. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen.
  • Page 25 Table A-4, “Spectrum Analyzer Residual Spurious Response with Preamp On” on page A-3. 28. Repeat Step 20 through Step 27 for the 1.6 GHz to 6 GHz frequency band if Option 6 is installed, and record results in Table A-4. S412E MM PN: 10580-00324 Rev. N...

  • Page 26: Displayed Average Noise Level (Danl)

    3. Press the Shift key and then the Mode (9) key. Use the rotary knob to highlight Spectrum Analyzer and then press the Enter key to switch to Spectrum Analyzer mode. 4. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen.
  • Page 27 30. Enter the calculated values into the 10 Hz RBW Calculated Value column in Table A-6. 31. Verify that the calculated value is less than or equal to the value in the Specification column in Table A-6. S412E MM PN: 10580-00324 Rev. N...

  • Page 28: Single Side Band (Ssb) Phase Noise

    Chapter 3 — Spectrum Analyzer Verification Single Side Band (SSB) Phase Noise This test is used to verify the single side band (SSB) phase noise of the spectrum analyzer in the S412E. Equipment Required • Synthesized Signal Generator, Anritsu Model MG3692x •...

  • Page 29: Spurious Response (Second Harmonic Distortion)

    7. Press the Shift key and then the Mode (9) key. Use the rotary knob to highlight Spectrum Analyzer and then press the Enter key to switch to Spectrum Analyzer mode. 8. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen.
  • Page 30 Second Harmonic level dBc = 100.2 MHz amplitude – 50.1 MHz amplitude 29. Record the calculated Second Harmonic Level in Table A-9 and verify that it is < –56 dBc. 3-10 PN: 10580-00324 Rev. N S412E MM...

  • Page 31: Resolution Bandwidth Accuracy

    8. Press the Shift key and then the Mode (9) key. Use the rotary knob to highlight Spectrum Analyzer and then press the Enter key to switch to Spectrum Analyzer mode. 9. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen.

  • Page 32: Amplitude Accuracy

    3-8 Amplitude Accuracy Chapter 3 — Spectrum Analyzer Verification Amplitude Accuracy The following tests are used to verify the amplitude accuracy of the spectrum analyzer in the S412E. The tests consist of: • “50 MHz Amplitude Accuracy Verification” on page 3-13 •...
  • Page 33 50 MHz Amplitude Accuracy Verification Test Setup Characterization 1. Turn on the 10 MHz Reference Standard, the ML2438A Power Meter, the MG3692x Signal Generator, and the S412E. Note Before continuing, allow a 30-minute warm up period for the internal circuitry to stabilize.
  • Page 34 To maintain test setup integrity, do not disconnect Sensor B, the Power Splitter or the Fixed Note Attenuator. 2. Connect the open end of the 34NN50A Adapter to the RF In connector of the S412E as shown in Figure 3-2.
  • Page 35 Chapter 3 — Spectrum Analyzer Verification 3-8 Amplitude Accuracy 4. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen. Using the Sweep menu, change the Sweep Mode to Performance.
  • Page 36 To maintain test setup integrity, do not disconnect Sensor B, the Power Splitter or the Fixed Note Attenuator. 2. Connect the open end of the 34NN50A Adapter to the RF In connector of the S412E as shown in Figure 3-2 on page 3-14.

  • Page 37: Third Order Intercept (Toi)

    • RF Coaxial Cable, Anritsu Model 15NN50-1.5C (Qty 2) • Adapter, Anritsu Model 34NN50A • BNC(m) to BNC(m) Coaxial Cable, Anritsu part number 2000-1627-R (Qty 3) • Tee Adapter, BNC(m) to BNC(f)/BNC(f), Anritsu Part Number 3-2600-2 (Qty 2) S412E MM PN: 10580-00324 Rev.
  • Page 38 Shift Mode System File Limit Trace Measure Sweep Preset Calibrate Power Charge Sensor S412E LMR Master 2 dB 6 dB 20 dB 20 dB 6 dB 2 dB Attenuators Attenuators Power Splitter 1870A 2x Ext Ref In (back panel) MG3692x Signal General...
  • Page 39 9. Turn Off the RF of the MG3692x Synthesized Signal Generator #2. 10. On the S412E, press the Shift key and then the Mode (9) key. Use the rotary knob to highlight Spectrum Analyzer and then press the Enter key to switch to Spectrum Analyzer mode.
  • Page 40 Analyzer Third Order Intercept” on page A-15. 18. Change the center frequency of the S412E to 799.851 MHz. 19. After two sweeps have occurred (Trace Count 2/2 appears on the left of the display), turn on a marker, and press Peak Search. Record the amplitude of this signal in Table A-15.
  • Page 41 8. Turn Off the RF of the MG3692x Synthesized Signal Generator #2. 9. Disconnect the power sensor from the output of the power splitter and connect the power splitter output to the S412E RF In connector through the Anritsu Model 34NN50A adapter. Refer to Figure 3-4 on page 3-20.
  • Page 42 3-9 Third Order Intercept (TOI) Chapter 3 — Spectrum Analyzer Verification 3-22 PN: 10580-00324 Rev. N S412E MM...

  • Page 43: Chapter 4-Cw Signal Generator Verification

    AC Power Adapter to an AC outlet. 2. Power on the S412E and put the instrument into CW Signal Generator mode. 3. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen.
  • Page 44 4-2 Frequency Accuracy Verification Chapter 4 — CW Signal Generator Verification PN: 10580-00324 Rev. N S412E MM...
  • Page 45 “Positive Train Control (PTC) Verification, Option 721 and 722” on page 5-25 VNA Mode Bias Tee Operational Check, Option 10 If the Bias Tee (Option 10) is installed in the S412E, the following test can be used to verify the internal bias tee functionality.
  • Page 46 Chapter 5 — Option Verification Voltage and Current Test 8. Connect the 105 Ohm Load to VNA Port 2 connector of the S412E. 9. Ensure that the Int Voltage P2 setting is 12.0 V. 10. Touch the Bias Tee submenu button and then touch the On submenu button to turn the Bias Tee On.

  • Page 47: Gps Verification, Option 31

    2. Connect the BNC(m) 93 Ohm terminator to the BNC(f) end of the adapter. 3. Connect the external AC Power Adapter (Anritsu part number 40-187-R) to the S412E and then plug the power cord of the AC Power Adapter to an AC outlet.
  • Page 48 Longitude information is displayed in the white bar on top of the display. Acquiring satellites may take as long as three minutes. 21. Verify that GPS icon does turn green, which indicates that the GPS receiver of the S412E can acquire satellite signals.
  • Page 49 16. Verify that the marker frequency reading is within specification and record the measured value in Table A-17, “Option 31, Spectrum Analyzer Frequency Accuracy with GPS On” on page A-17. If the instrument fails this test, contact your local Anritsu Service Center Note (http://www.anritsu.com/Contact.asp) S412E MM PN: 10580-00324 Rev.

  • Page 50: Fixed Wimax Signal Analyzer Verification, Option 46 And 47

    Chapter 5 — Option Verification Fixed WiMAX Signal Analyzer Verification, Option 46 and 47 The tests in this section verify the performance of the optional Fixed WiMAX Signal Analyzer of the S412E LMR Master. There are tests for the following: •...
  • Page 51 Press the CP Ratio submenu key (under the Setup submenu key) and set the CP Ratio to 1/32. d. Press the Measurements submenu key and select RF, then select Power vs. Time. 8. Record the S412E Channel Power (RSSI) reading in the Measured Channel Power (RSSI) column of Table A-18, “Option 46, Fixed WiMAX Channel Power Accuracy.
  • Page 52 Press the Level key, then enter 2 dBm. Turn the output On. 5. Adjust the MG3700A level setting with the knob so that the power meter reads –15.0 dBm ± 0.2 dB. 6. Set the S412E to Fixed WiMax Signal Analyzer mode and preset the unit. PN: 10580-00324 Rev. N...
  • Page 53 15. Set the cal factor frequency of the power sensor to 3600.5 MHz. 16. Set the MG3700A frequency to 3600.5 MHz. 17. Change the center frequency of the S412E to 3600.5 MHz. 18. Measure the EVM(rms) for both –15 dBm and –50 dBm, record the measured results in Table A-19.

  • Page 54: Mobile Wimax Signal Analyzer Verification, Option 66 And 67

    “Mobile WiMAX Residual EVM and Frequency Error Tests (Option 67)” on page 5-13 Mobile WiMAX Channel Power Accuracy Tests (Option 66) The tests in this section verify the function of the optional Mobile WiMAX Signal Analyzer in Model S412E LMR Master.
  • Page 55 Table A-21, “Option 66, Mobile WiMAX Channel Power Accuracy (10 MHz Bandwidth and 10 ms Frame Length). 10. Calculate the Channel Power Error by subtracting the S412E “Channel Power (RSSI)” reading from the power meter reading in Step 6. Record the result into the test record in the Error column, 2600.5 MHz, –15 dBm row of...
  • Page 56 23. Adjust the MG3700A level setting with the knob so that the power meter reads –15.0 dBm ± 0.2 dB. 24. Set the S412E to Mobile WiMax Signal Analyzer mode and preset the unit. 25. Set the S412E as follows: a.
  • Page 57 5-5 Mobile WiMAX Signal Analyzer Verification, Option 66 and 67 Mobile WiMAX Residual EVM and Frequency Error Tests (Option 67) The tests in this section verify the function of the optional Mobile WiMAX Signal Analyzer in Model S412E LMR Master.
  • Page 58 Press the Demod submenu key and set Demod to FCH. f. Press the Measurements submenu key and select Demodulator, then select Modulation Summary. 5. Record the S412E EVM (rms) reading in the 2600.5 MHz, –15 dBm row of Table A-23, “Option 67, Mobile WiMAX Residual EVM (10 MHz Bandwidth and 10 ms Frame Length).
  • Page 59 22. Repeat Step 6 through Step 10, recording the S412E EVM (rms) in Table A-25, “Option 67, Mobile WiMAX Residual EVM (5 MHz Bandwidth and 5 ms Frame Length) and the Frequency Error readings Table A-26, “Option 67, Mobile WiMAX Frequency Error (5 MHz Bandwidth and 5 ms Frame Length).

  • Page 60: P25/P25P2 Modulation Fidelity Verification, Option 521 And 522

    A-27. For S412E that are Revision 2, proceed to the following steps. If the unit is Revision 1, then P25 verification is complete. (If the unit’s serial number label does not have a revision, then the unit is Revision 1.) 15.
  • Page 61 24. Press the Setup main menu button and set Rx Pattern to Silence and Tx Pattern to p252_bs_silence. 25. Repeat Step 21 through Step 22 for the other Frequencies listed in Table A-28. 26. When finished, press the Turn Sig-Gen OFF button to turn off the signal generator. S412E MM PN: 10580-00324 Rev. N 5-17...

  • Page 62: Nxdn Modulation Fidelity Verification, Option 531 And 532

    AC Power Adapter to an AC outlet. 2. Power on the S412E and put the instrument into NXDN Analyzer mode with the Menu button. 3. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen.

  • Page 63: Lte Signal Analyzer Verification, Option 541 And 542

    5-8 LTE Signal Analyzer Verification, Option 541 and 542 LTE Signal Analyzer Verification, Option 541 and 542 The tests in this section verify the functionality of the LTE Signal Analyzer of the S412E LMR Master. The following tests are included in this section: •...
  • Page 64 Chapter 5 — Option Verification LTE Channel Power Accuracy Verification (Option 541) The tests in this section verify the function of the optional LTE Signal Analyzer in Model S412E LMR Master. Procedure 1. Connect the MA2482D Power Sensor to the power meter and zero the sensor.
  • Page 65 20. Verify that the error is within specification. LTE Frequency Error Verification (Option 542) The tests in this section verify the function of the optional LTE Signal Analyzer in Model S412E LMR Master. Procedure 1. Connect the MA2482D Power Sensor to the power meter and zero the sensor.
  • Page 66 Press the Freq main menu key and set the Center Freq to 797 MHz. b. Press the Measurements submenu key and select Modulation Measurements. c. Press the Constellation submenu key. 9. Record the S412E Frequency Error reading in the 797 MHz, –10 dBm section of Table A-31, “Option 542, LTE Frequency Accuracy.

  • Page 67: Tetra Evm Verification, Option 581 And 582

    AC Power Adapter into an AC outlet. 2. Power on the S412E and put the instrument into TETRA Analyzer mode with the Menu button. 3. Preset the S412E by pressing the Shift key, then the Preset (1) key, and then the Preset button on the touchscreen.

  • Page 68: Dmr2 Modulation Fidelity Verification, Option 591 And 592

    AC Power Adapter to an AC outlet. 2. Power on the S412E and put the instrument into DMR2 Analyzer mode with the Menu button. 3. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen.

  • Page 69: Positive Train Control (Ptc) Verification, Option 721 And 722

    1.10 and above. Only one of the two procedures needs to be performed. Please note if upgrading a unit from firmware version 1.09 or lower, to version 1.10 or higher, the S412E will need to be sent to the local Service Center to have additional Signal Generator patterns installed.
  • Page 70 AC Power Adapter to an AC outlet. 2. Power on the S412E and put the instrument into PTC Analyzer mode with the Menu button. 3. Preset the S412E by pressing the Shift key, then the Preset (1) key, then the Preset button on the touchscreen.

  • Page 71: Chapter 6-Battery Information And Replacement

    The installed options are listed on a label on the back of the S412E and can also be viewed in the System/Status display.
  • Page 72 Chapter 6 — Battery Information and Replacement Unit Not In Use • When the S412E or the charger is not in use, disconnect it from the AC power source. • If left unused, a fully charged battery will discharge itself over time.

  • Page 73: Battery Pack Removal And Replacement

    6-4 Battery Pack Removal and Replacement Battery Pack Removal and Replacement This section provides instructions for the removal and replacing the S412E battery pack. Many of the procedures in this section are generic, and apply to many similar instruments. Photos Note and illustrations used are representative and may show instruments other than the S412E.
  • Page 74 5. Replacement is the opposite of removal. Note the orientation of the battery contacts, and be sure to insert the new battery with the contacts facing the bottom of the unit, as shown in Figure 6-3. Battery Contacts Figure 6-3. Orientation of Battery Contacts PN: 10580-00324 Rev. N S412E MM...

  • Page 75: Chapter 7-Assembly Replacement

    S20.20-1999 or ANSI/ESD S20.20-2007 is mandatory to avoid ESD damage when handling subassemblies or components found in the instrument. This procedure provides instructions for opening the S412E case. With the case opened, the internal assemblies can be removed and replaced, as detailed in the following sections.
  • Page 76 Top Bumper and Option 31 3. Place the S412E face down on a stable work surface that will not scratch the display. 4. Use a Phillips screwdriver to remove the six screws securing the two halves of the S412E case together (Figure 7-2).
  • Page 77 Chapter 7 — Assembly Replacement 7-2 Opening the S412E Case 6. Lay the S412E flat and remove the battery connector cable between the two halves (Figure 7-3). Disconnect battery cable to separate the case halves. Figure 7-3. LMR Master Opened 180 Degrees 7.

  • Page 78: Pcb Assembly Replacement

    This section describes the removal and replacement of the SPA and Main/VNA boards which are attached to each other and attached to the S412E Case. 1. Open the case as described in Section 7-2 “Opening the S412E...

  • Page 79: Spa Assembly Replacement

    SPA Assembly Replacement This section describes the removal of the SPA Assembly board. 1. Open the case as described in Section 7-2 “Opening the S412E Case”. 2. Remove the PCB Assembly from the front panel as described in Section 7-3 “PCB Assembly Replacement”.

  • Page 80: Spa And Mb/Vna N Connector Replacement

    This procedure provides instructions for replacing the N connector attached to the SPA assembly or MB/VNA assembly. 1. Open the case as described in Section 7-2 “Opening the S412E Case”. 2. Remove the PCB Assembly from the front panel as described in Section 7-3 “PCB Assembly...

  • Page 81: Gps (Option 31) Replacement

    GPS (Option 31) Replacement This procedure provides instructions for removing and replacing the GPS Module. 1. Open the case as described in Section 7-2 “Opening the S412E Case”. 2. Remove the PCB Assembly from the front panel as described in Section 7-3 “PCB Assembly...

  • Page 82: Signal Generator Replacement

    Signal Generator Replacement This procedure provides instructions for removing and replacing the Signal Generator PCB Assembly. This procedure requires a Cable Removal Tool, Anritsu part number 783-1399, to remove a co-axial cable connected between the Main PCB and Signal Generator PCB.
  • Page 83 7. Gently pull up on the Signal Generator board to separate it from the Main Board. Be careful not to separate it too far from the Main board. There is a cable between the Main board and Signal Generator which needs to be unplugged after separating the two boards. S412E MM PN: 10580-00324 Rev. N...
  • Page 84 The cable should not be removed or inserted at an angle. Remove cable using cable removal tool, p/n 783-1399 Figure 7-11. Remove Cable Using Cable Removal Tool 9. Reverse the above steps to install the Signal Generator PCB. 7-10 PN: 10580-00324 Rev. N S412E MM...

  • Page 85: Main/Vna Pcb Assembly Replacement

    Main/VNA PCB Assembly Replacement This procedure provides instructions for removing and replacing the Main/VNA PCB Assembly. 1. Open the case as described in Section 7-2 “Opening the S412E Case”. 2. Remove the PCB Assembly from the front panel as described in Section 7-3 “PCB Assembly...

  • Page 86: 7-10 Lcd Assembly Replacement

    7-10 LCD Assembly Replacement This procedure provides instructions for removing and replacing the Liquid Crystal Display (LCD) once the Main/VNA PCB assembly has been separated from the S412E. 1. Open the case as described in Section 7-2 “Opening the S412E Case”.
  • Page 87 5. Use a Phillips screw driver to remove the four screws securing the LCD to the housing (Figure 7-15). LCD Backlight Cable LCD Cable to Motherboard LCD Backlight Remove 4 screws to replace LCD Figure 7-15. Replacing the LCD S412E MM PN: 10580-00324 Rev. N 7-13...

  • Page 88: Lcd Backlight Pcb Removal And Replacement

    Note pinched when the unit is reassembled. 7-11 LCD Backlight PCB Removal and Replacement This procedure provides instructions for removing and replacing the S412E LCD backlight PCB. 1. Open the case as described in Section 7-2 “Opening the S412E Case”.

  • Page 89: 7-12 Keypad And Keypad Pcb Replacement

    If no touchscreen calibration data is stored in the new Keypad PCB when powering on a unit, it will stay at the boot up screen with the Anritsu logo shown and a message at the bottom of the screen stating: Failed to load touchscreen calibration data.

  • Page 90: 7-13 Touchscreen Replacement

    7-13 Touchscreen Replacement This procedure provides instructions for removing and replacing the touchscreen. 1. Open the case as described in Section 7-2 “Opening the S412E Case”. 2. Remove the Main/VNA PCB assembly from the front panel as described in Section 7-3 “PCB Assembly Replacement”.

  • Page 91: Chapter 8-Troubleshooting

    Unit Cannot Boot Up Unit cannot boot-up, no activity occurs when the On/Off key is pressed: 1. Battery may have been fully discharged. Use an external charger (Anritsu PN 2000-1374) to charge a completely discharged battery. 2. Battery may be the wrong type. Use only Anritsu approved battery packs. Some non-approved battery packs will fit into the S412E but they are electrically incompatible and will not charge correctly.

  • Page 92: Operating Problems

    3. Spectrum Analyzer PCB Assembly may have failed or damaged. Replace SPA PCB Assembly. Option 10, VNA Bias Tee Problems 1. Verify that the current load of the device attached does not exceed the current capability of the S412E. 2. Perform VNA Mode Bias Tee Operational Check, Option 3.
  • Page 93 1. Verify that the GPS Antenna is in direct line-of-sight relationship or is placed outside without any obstructions. 2. If the Anritsu 2000-1528-R GPS Antenna is used, attached the antenna to a large magnetic metal surface such as the roof on a passenger car.
  • Page 94 8-3 Operating Problems Chapter 8 — Troubleshooting PN: 10580-00324 Rev. N S412E MM...

  • Page 95: Appendix A-Test Records

    Appendix A — Test Records Introduction This appendix provides test records that can be used to record the performance of the S412E LMR Master. Make a copy of the following Test Record pages and document the measured values each time performance verification is performed.

  • Page 96: Test Records For Vna Verification

    Table A-2. VNA Return Loss Measurement Accuracy Return Loss Specification Measured Valley Value Measured Peak Value –5.05 dB ≥ x ≥ –6.95 dB 6 dB –18.39 dB ≥ x ≥ –21.61 dB 20 dB PN: 10580-00324 Rev. N S412E MM...

  • Page 97: Test Records For Spectrum Analyzer Verification

    < –131 dBm 2.4 GHz 4.0 GHz 100 kHz 1 kHz < –127 dBm 4.0 GHz 5.0 GHz 100 kHz 1 kHz < –124 dBm 5.0 GHz 6.0 GHz 100 kHz 1 kHz < –116 dBm S412E MM PN: 10580-00324 Rev. N...
  • Page 98 < –147 dBm 2.4 GHz 4.0 GHz 100 kHz 1 kHz < –144 dBm 4.0 GHz 5.0 GHz 100 kHz 1 kHz < –140 dBm 5.0 GHz 6.0 GHz 100 kHz 1 kHz < –133 dBm PN: 10580-00324 Rev. N S412E MM...
  • Page 99 < –105 dBc/Hz dBc/Hz dBc/Hz 1 MHz < –115 dBc/Hz dBc/Hz dBc/Hz Table A-9. Spectrum Analyzer Spurious Response (Second Harmonic Distortion Frequency Specification Measured Value 2nd Harmonic Level 50.1 MHz 100.2 MHz < –56 dBc S412E MM PN: 10580-00324 Rev. N...
  • Page 100 270 Hz 330 Hz 100 Hz 200 Hz 10 Hz 90 Hz 110 Hz 30 Hz 60 Hz 3 Hz 27 Hz 33 Hz 10 Hz 20 Hz 3 Hz 9 Hz 11 Hz PN: 10580-00324 Rev. N S412E MM...
  • Page 101 Table A-11. Spectrum Analyzer 50 MHz Amplitude Accuracy Setup Table Test Power Level @ 50 MHz Required Sensor B Reading 0 dBm –4 dBm –10 dBm –14 dBm –20 dBm –24 dBm –30 dBm –34 dBm –40 dBm –44 dBm –50 dBm S412E MM PN: 10580-00324 Rev. N...
  • Page 102 –50 dBm ± 1.25 dB –40 dBm 0 dB Turn Pre-Amp On (for the below measurement) –44 dBm ± 1.25 dB –40 dBm 10 dB –50 dBm ± 1.25 dB –45 dBm 5 dB PN: 10580-00324 Rev. N S412E MM...
  • Page 103 Attenuator Output 100 kHz 10.1 MHz 50 MHz 100 MHz 500 MHz 1000 MHz 1500 MHz (PERFORM THE FOLLOWING TESTS IF OPTION 6 IS INSTALLED) 2000 MHz 3000 MHz 4000 MHz 5000 MHz 5990 MHz S412E MM PN: 10580-00324 Rev. N...
  • Page 104 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 –50 –40 ±1.25 –30 –20 ±1.25 –30 –20 ±1.25 –30 –20 ±1.25 10.1 –30 –20 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 A-10 PN: 10580-00324 Rev. N S412E MM...
  • Page 105 –20 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 –50 –40 ±1.25 –30 –20 ±1.25 –30 –20 ±1.25 –30 –20 ±1.25 –30 –20 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 S412E MM PN: 10580-00324 Rev. N A-11...
  • Page 106 ±1.25 –2 ±1.25 –2 ±1.25 –50 –40 ±1.25 –30 –20 ±1.25 –30 –20 ±1.25 –30 –20 ±1.25 2000 (Units with –30 –20 ±1.25 Option 6) –2 ±1.25 –2 ±1.25 –2 ±1.25 –2 ±1.25 A-12 PN: 10580-00324 Rev. N S412E MM...
  • Page 107 ±1.25 –2 ±1.25 –2 ±1.25 –50 –40 ±1.5 –30 –20 ±1.5 –30 –20 ±1.5 –30 –20 ±1.5 5000 (Units with –30 –20 ±1.5 Option 6) –2 ±1.5 –2 ±1.5 –2 ±1.5 –2 ±1.5 S412E MM PN: 10580-00324 Rev. N A-13...
  • Page 108 (dB) Setting (dBm) (dB) (dB) –50 –40 ±1.5 –30 –20 ±1.5 –30 –20 ±1.5 –30 –20 ±1.5 5990 (Units with –30 –20 ±1.5 Option 6) –2 ±1.5 –2 ±1.5 –2 ±1.5 –2 ±1.5 A-14 PN: 10580-00324 Rev. N S412E MM...
  • Page 109 800.151 MHz 799.851 MHz ≥ +16 dBm Calculated TOI at 800 MHz (PERFORM THE FOLLOWING TESTS IF OPTION 6 IS INSTALLED) 2400.151 MHz 2399.851 MHz ≥ +20 dBm Calculated TOI at 2400 MHz S412E MM PN: 10580-00324 Rev. N A-15...

  • Page 110: Test Records For Signal Generator Verification

    Serial Number: _______________ Options: ___________________________________________________ Test Records for Signal Generator Verification Table A-16. Signal Generator Frequency Accuracy Verification Set Frequency Tx Output Level Received Frequency Specification 1 GHz 0 dBm 1 GHz ± 120 Hz A-16 PN: 10580-00324 Rev. N S412E MM...

  • Page 111: Test Records For Options Verification

    ≤ 3.5% 3600.5 MHz –15 dBm 10 MHz ≤ 3.5% 3600.5 MHz –50 dBm 10 MHz ≤ 3.5% 5600.5 MHz –15 dBm 10 MHz ≤ 3.5% 5600.5 MHz –50 dBm 10 MHz ≤ 3.5% S412E MM PN: 10580-00324 Rev. N A-17...
  • Page 112 Table A-23. Option 67, Mobile WiMAX Residual EVM (10 MHz Bandwidth and 10 ms Frame Length) Frequency (MHz) Power (dBm) BW (MHz) EVM (RMS) Specification ≤ 3.0% 2600.5 –15 ≤ 3.0% 2600.5 –50 ≤ 3.0% 3600.5 –15 3600.5 –50 ≤ 3.0% A-18 PN: 10580-00324 Rev. N S412E MM...
  • Page 113 Table A-27. Options 521 and 522, Signal Generator Modulation Fidelity Verification for P25 Frequency Tx Pattern Mod Fid Specification p25_1011 < 1.25% 5.5 MHz p25_511(O.153) < 1.25% p25_1011 < 1.25% 845 MHz p25_511(O.153) < 1.25% p25_1011 < 1.25% 1545 MHz p25_511(O.153) < 1.25% S412E MM PN: 10580-00324 Rev. N A-19...
  • Page 114 Table A-29. Options 531 and 532, Signal Generator Modulation Fidelity Verification for NXDN Frequency Tx Pattern Mod Fid Specification nxdn_1031_9600 < 1.25% 5.5 MHz nxdn_511(O.153)_9600 < 1.25% nxdn_1031_9600 < 1.25% 845 MHz nxdn_511(O.153)_9600 < 1.25% nxdn_1031_9600 < 1.25% 1545 MHz nxdn_511(O.153)_9600 < 1.25% A-20 PN: 10580-00324 Rev. N S412E MM...
  • Page 115 Frequency Error ± 10 Hz 2150 MHz @ –10 dBm (Units with Opt. 6) Frequency Error ± 10 Hz 2150 MHz @ –50 dBm (Units with Opt. 6) Frequency Error ± 10 Hz S412E MM PN: 10580-00324 Rev. N A-21...
  • Page 116 Table A-34. Units with Firmware Version 1.09 and Lower, Options 721 and 722, PTC Verification Frequency Symbol Rate Mod Fid Specification 6000 < 1.75% 5.5 MHz 18000 < 1.85% 6000 < 1.75% 845 MHz 18000 < 1.85% 6000 < 1.75% 1545 MHz 18000 < 1.85% A-22 PN: 10580-00324 Rev. N S412E MM...
  • Page 117 Symbol Rate Specification Half Rate < 3.5% 5.5 MHz Full Rate < 3.5% Half Rate < 3.5% 845 MHz Full Rate < 3.5% Half Rate < 3.5% 1545 MHz Full Rate < 3.5% S412E MM PN: 10580-00324 Rev. N A-23...
  • Page 118 A-5 Test Records for Options Verification Appendix A — Test Records S412E Firmware Rev: ______________ Operator: ____________________ Date: _____________ Serial Number: _______________ Options: ___________________________________________________ A-24 PN: 10580-00324 Rev. N S412E MM...
  • Page 119 USB ....... . . 1-7 S412E MM PN: 10580-00324 Rev. N...
  • Page 120 VNA Frequency Accuracy Test Record ..A-2 Test Fixtures ......1-5 Index-2 PN: 10580-00324 Rev. N S412E MM...
  • Page 122 Anritsu Company 490 Jarvis Drive Anritsu utilizes recycled paper and environmentally conscious inks and toner. Morgan Hill, CA 95037-2809 http://www.anritsu.com...

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