The NI 5661 comprises the following devices: • NI PXI-5600 (NI 5600) RF downconverter module • NI PXI-5142 (NI 5142) IF digitizer module The protection provided by this product may be impaired if it is used in a Caution manner not described in this document.
Furthermore, any modifications to the product not expressly approved by National Instruments could void your authority to operate it under your local regulatory rules.
Other Equipment There are several required items not included in your device kit that you need to install or operate the NI 5661. Required Items • A PXI chassis and chassis documentation. The NI PXI-1045 chassis is one available option for your device. For more information about compatible chassis options, refer to ni.com.
Figure 3. Module Installation 1. Chassis 2. Hardware Module 3. Ejector Handle in Down (Unlatched) Position Latch the module in place by pulling up on the ejector handle. 10. Secure the device front panel to the chassis using the front-panel mounting screws. Tightening the top and bottom mounting screws increases mechanical Note stability and also electrically connects the front panel to the chassis, which can...
Page 9
front panel connector and reconnect the cable center pin on the SMA cable to the SMA connector. Carefully complete tightening all SMA connectors to 1 N · m using an appropriate torque wrench (not included) or torque screwdriver and SMA driver bit. Tighten only until the wrench clicks.
Page 11
Table 2. NI 5600 RF Downconverter Module Front Panel Connectors Connector FREQ REF IN Routes an external frequency reference signal to which the NI 5600 can lock. You can propagate this signal to the PXI backplane when the NI 5600 is installed in PXI Slot 2. 10 MHz OUT Generates replications of the downconverter 10 MHz frequency (two connectors)
Page 13
NI 5142 IF Digitizer Module Front Panel The front panel of the NI 5142 IF digitizer module contains six connectors and two LEDs. Figure 6. NI 5142 IF Digitizer Module Front Panel NI PXI-5142 100 MS/s OSP Digitizer ACCESS ACTIVE CH 0 CH 1 TRIG...
Refer to the NI High-Speed Digitizers Help for more information about triggering. Configuring the NI 5661 in MAX Use Measurement & Automation Explorer (MAX) to configure your National Instruments hardware. MAX informs other programs about which devices reside in the system and how they are configured.
Programming the NI 5661 You can acquire data interactively using the NI-RFSA Soft Front Panel (SFP) or use NI-RFSA to program your device in the ADE of your choice. 16 | ni.com | NI PXI-5661 Getting Started Guide...
Visual C/C++ directory, where is one of the following directories: <NIDocDir> • Windows 8/7/Vista— Users\Public\Public Documents\National Instruments • Windows XP— Documents and Settings\All Users\Documents\National Instruments Troubleshooting If an issue persists after you complete a troubleshooting procedure, contact NI technical support or visit ni.com/support.
Page 20
Select Start»Control Panel»System»Hardware»Device Manager. If you are using a PXI controller, verify that a National Instruments entry appears in the system device list. Reinstall NI-RFSA and the device if error conditions appear in the list. If you are using an MXI controller, right-click PCI-to-PCI Bridge, and select Properties from the shortcut menu to verify that the bridge is enabled.
Configuration What Should I Do if the Device Does Not Initialize? Failure to initialize may indicate a problem with module interconnections or with MAX. If the niRFSA Initialize VI or the niRFSA_init function returns an error and the NI 5661 fails to initialize, complete the following steps: Reconnect the NI 5661 hardware module front panel cables securely.
RF fundamentals, device features, and programming with NI-RFSA. Worldwide Support and Services The National Instruments website is your complete resource for technical support. At ni.com/ support, you have access to everything from troubleshooting and application development self-help resources to email and phone assistance from NI Application Engineers.
Page 24
National Instruments corporate headquarters is located at 11500 North Mopac Expressway, Austin, Texas, 78759-3504. National Instruments also has offices located around the world. For telephone support in the United States, create your service request at ni.com/support...
Page 25
NI product. Refer to the Export Compliance Information at the National Instruments global trade compliance policy and how to obtain relevant HTS codes, ECCNs, and other import/export data. NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ACCURACY OF THE INFORMATION CONTAINED HEREIN AND SHALL NOT BE LIABLE FOR ANY ERRORS.
Need help?
Do you have a question about the NI PXI-5600 and is the answer not in the manual?
Questions and answers