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NI PXIe-5668 Getting Started

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PXIe-5668
Getting Started
2024-03-25

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  • Page 1 PXIe-5668 Getting Started 2024-03-25...

  • Page 2: Table Of Contents

    Installing the PXIe-5668............9 Interconnecting the PXIe-5668 Modules........12 Direct Connections to the PXIe-5606.
  • Page 3 Lock to the PXIe-5653 LO Source Module?......34 What Should I Do if the NI-RFSA Soft Front Panel Does Not Launch?..35 Measurements.

  • Page 4: Getting Started With The Pxie-5668

    Before you begin, install and configure your chassis and controller. This document explains how to install, configure, and test the PXIe-5668. The PXIe-5668 is a 26.5 GHz or 14 GHz modular vector signal analyzer (VSA). The PXIe-5668 ships with the NI-RFSA instrument driver, which you use to program the device.

  • Page 5: Verifying The System Requirements

    Furthermore, any changes or modifications to the product not expressly approved by NI could void your authority to operate it under your local regulatory rules. Caution To ensure the specified EMC performance, operate this product only with shielded cables and accessories.

  • Page 6: Verifying The Kit Contents

    3. Unpack any other items and documentation from the kit. Store the device in the antistatic package when the device is not in use. Verifying the Kit Contents Figure 4. PXIe-5668 Kit Contents and Replacement Part Numbers 1. PXIe-5624 IF Digitizer Module 2. PXIe-5606 RF Downconverter Module 3.

  • Page 7: Other Equipment

    An embedded controller or MXI controller system that meets the system ■ requirements specified in this guide and chassis documentation. Preparing the Environment Ensure that the environment you are using the PXIe-5668 in meets the following specifications. Operating ambient temperature 0 °C to 55 °C...

  • Page 8: Choosing And Installing The Software

    Note Refer to the PXIe-5668 Specifications at ni.com/manuals complete specifications. Software Options NI provides several software options for the PXIe-5668—NI-RFmx, the NI-RFSA instrument driver software, and the NI-RFSA Soft Front Panel (SFP). Table 1. PXIe-5668 Software Options Software Option Description...

  • Page 9: Installing The Software

    Installing the Software You must be an Administrator to install NI software on your computer. 1. Install an ADE, such as LabVIEW or LabWindows™/CVI™. 2. Download the driver software installer from ni.com/downloads. NI Package Manager downloads with the driver software to handle the installation.
  • Page 10 PXI Express System Timing Slot e. PXI Express Peripheral Slot PXIe-5668 modules can be placed in PXI Express peripheral slots, PXI Express hybrid peripheral slots, or PXI Express system timing slots. 6. Touch any metal part of the chassis to discharge static electricity.
  • Page 11 PXIe-5668 Getting Started 7. Ensure that the ejector handle is in the downward (unlatched) position. 8. Place the module edges into the module guides at the top and bottom of the chassis. Slide the module into the slot until it is fully inserted.

  • Page 12: Interconnecting The Pxie-5668 Modules

    PXIe-5668 Getting Started Installing the Software ■ Interconnecting the PXIe-5668 Modules Complete the following steps to interconnect the PXIe-5668 front panel connectors, as shown in the following figure. Notice The signal pins of this product's input/output ports can be damaged if subjected to ESD. To prevent damage, remove power from the product before connecting cables and employ industry-standard ESD prevention measures during installation, maintenance, and operation.
  • Page 13 2. Using the SMA-to-SMA cable labeled U, connect the LO2 OUT connector on the NI 5606 front panel to the CLK IN connector on the NI 5624R front panel. 3. Using the SMA-to-SMA cable labeled V, connect the IF OUT connector on the PXIe-5606 front panel to the IF IN connector on the NI 5624R front panel.

  • Page 14: Direct Connections To The Pxie-5606

    Related concepts: Troubleshooting ■ Related information: Refer to the NI RF Vector Signal Analyzers Help for information about how ■ to make connections using an external clock, or how to connect multiple NI 5668R modules. Direct Connections to the PXIe-5606 The PXIe-5606 is a precision RF instrument that is sensitive to ESD and transients.
  • Page 15 PXIe-5668 Getting Started Figure 1. PXIe-5606 Front Panel Table 2. Device Front Panel Icon Definitions Refer to the user documentation for required maintenance measures to ensure user safety and/or preserve the specified EMC performance. The signal pins of this product's input/output ports can be damaged if subjected to ESD.
  • Page 16 PXIe-5668 Getting Started Table 3. PXIe-5606 RF Downconverter Front Panel Connectors Connector RF IN Connects to the analog RF input signal to be measured by the vector signal analyzer. The maximum RF input is +30 dBm. Note The PXIe-5606 downconverter module ships with a DC block attached to the RF IN connector.
  • Page 17 LO2 OUT is disabled by default. LO2 OUT is an SMA connector with an impedance of 50 Ω (nominal). Note When part of a PXIe-5668, LO2 OUT is disabled except when connected to the PXIe-5624 CLK IN. LO3 OUT Output terminal for the LO3 (800 MHz) source.

  • Page 18: Pxie-5606 Rf In Connector Dc Block

    PXIe-5606 RF IN connector. If making measurements at frequencies greater than or equal to 16 kHz, NI recommends keeping the DC block attached to the RF IN connector. Refer to the table below for the maximum allowed voltage with the DC block attached or removed.

  • Page 19: Removing The Dc Block

    PXIe-5668 Getting Started Table 5. DC Block Usage Guidelines DC Block Measurement Frequency Maximum Allowed Voltage Removed ≤16 kHz 0 V DC Attached ≥16 kHz -2 V DC to +2 V DC Removing the DC Block Figure 6. Removing the DC Block from the PXIe-5606 RF IN Connector 1.

  • Page 20: Reinstalling The Dc Block

    PXIe-5668 Getting Started Reinstalling the DC Block Figure 7. Installing the DC Block on the PXIe-5606 RF IN Connector 1. Screws 2. DC block support 3. DC block 4. PXIe-5606 RF IN Connector 1. Attach the DC block to the RF IN connector on the PXIe-5606 downconverter module with your hand.
  • Page 21 PXIe-5668 Getting Started The PXIe-5624 IF digitizer module front panel contains four connectors and two LEDs. Figure 8. PXIe-5624 IF Digitizer Module Front Panel ACCESS ACTIVE Table 6. Device Front Panel Icon Definitions Refer to the user documentation for required...
  • Page 22 HDMI™ cable, but the DIGITAL I/O port is not an HDMI interface. Do not connect the DIGITAL I/O port on the PXIe-5624 to the HDMI port of another device. NI is not liable for any damage resulting from such signal connections.

  • Page 23: Pxie-5653 Synthesizer/Lo Source Module

    Trigger. A green LED also indicates that the module is acquiring a waveform. RED—The module has detected an error. NI-RFSA must access the module to determine the cause of the error. The LED remains red until the error condition is removed.
  • Page 24 PXIe-5668 Getting Started Figure 9. PXIe-5653 Synthesizer/LO Source Module Front Panel NI PXIe-5653 Synthesizer ACCESS ACTIVE REF IN 10 MHz 5 V p-p MAX REF OUT 10 MHz 1.5 V p-p MAX REF OUT 100 MHz 1.5 V p-p MAX...
  • Page 25 PXIe-5668 Getting Started Table 10. PXIe-5653 Synthesizer/LO Source Front Panel Connectors Connector REF IN Routes a frequency reference signal to the RF synthesizer/LO source. This connector accepts a 10 MHz frequency signal with a maximum voltage of 2 V pk-pk...

  • Page 26: Configuring The Pxie-5668 In Max

    Configuring the PXIe-5668 in MAX Use Measurement & Automation Explorer (MAX) to configure your NI hardware. MAX informs other programs about which NI hardware products are in the system and how they are configured. MAX is automatically installed with NI-RFSA.
  • Page 27 PXIe-5668 Getting Started 2. In the configuration tree, expand Devices and Interfaces to see the list of installed NI hardware. If you are using the PXIe-5668 with the LabVIEW Real- Time Module, expand Remote Systems. Find your target IP address or name, expand it, and then expand Devices and Interfaces.

  • Page 28: Self-Calibration

    LO self-calibration: ±10 °C and/or 30 days ■ Preselector alignment: ±5 °C and/or 7 days ■ Performing a Device Self-Calibration Using the NI-RFSA SFP NI recommends you run the self-calibration from the NI-RFSA SFP. You can also run a self-calibration programmatically using the NI-RFSA API. ni.com...

  • Page 29: Locating The Software And Examples

    PXIe-5668 Getting Started 1. Launch the NI-RFSA SFP by navigating to Start » All Programs » National Instruments » NI-RFSA » NI-RFSA Soft Front Panel. 2. Click Device/System » Calibration » Self Calibration. 3. Select the self-calibration steps you want to perform from the Self-Calibration dialog box.
  • Page 30 ■ bit)—Program Files (x86)\National Instruments Microsoft .NET For the location of .NET class libraries, refer to the installed NI-RFmx readme. Table 13. Locations of NI-RFSA and NI-RFSA SFP Software Software Option Location NI-RFSA LabVIEW Available on the LabVIEW Functions palette at Measurement I/O »...

  • Page 31: Programming Examples Locations

    Refer to the Creating an Application with Microsoft Visual C and C++ topic ■ of the NI RF Vector Signal Analyzers Help if you prefer to manually add all required include and library files to the project. Using the NI Example Finder If you're using NI-RFmx or NI-RFSA with LabVIEW or LabWindows/CVI, use the NI Example Finder to locate programming examples.

  • Page 32: Using Microsoft Visual C/C

    PXIe-5668 Getting Started 4. Open the example that best matches your application requirements. Using Microsoft Visual C/C++ If you're using NI-RFmx or NI-RFSA with Microsoft Visual C/C++, locate examples in the following directories. Table 14. Location of Microsoft Visual C/C++ Programming Examples...

  • Page 33: What Should I Do If The Pxie-5668 Does Not Appear In Max

    6. Verify that the device appears in MAX. 7. Reset the device in MAX and perform a self-test. What Should I Do if the PXIe-5668 Does Not Appear in MAX? 1. In the MAX configuration tree, expand Devices and Interfaces.

  • Page 34: Configuration

    MAX. If the niRFSA Initialize VI or the niRFSA_init function returns an error and the PXIe-5668 fails to initialize, complete the following steps: 1. Reconnect the PXIe-5668 hardware module front panel cables securely. 2. Power on your system and run the MAX configuration and self-test procedures.

  • Page 35: What Should I Do If The Ni-Rfsa Soft Front Panel Does Not Launch

    PXIe-5668 Getting Started If failures continue and there is no signal from the NI 5653LO2 OUT connector, there may be a problem with the PXIe-5653 hardware. Contact NI technical support or visit ni.com/support. What Should I Do if the NI-RFSA Soft Front Panel Does Not Launch? 1.

  • Page 36: Ni Services

    Support ni.com/support *This item is also installed with the driver software. The NI RF Vector Signal Analyzers Help is an HTML version of a traditional user manual that includes detailed information about RF fundamentals, device features, and programming with NI-RFSA.

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