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Keysight N5244AU- H29 Installation Note
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Keysight N5244AU- H29 Installation Note

Keysight N5244AU- H29 Installation Note

Noise figure measurement capability to 26.5 ghz upgrade kit
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Keysight Noise Figure
Measurement Capability to
26.5 GHz Upgrade Kit
To Upgrade PNA N5244A and N5245A Options 400/419/423 or
400/419/423/H85 to include Option H29
Upgrade Kit Order Number: N5244AU- H29 and
N5245AU- H29
Keysight Kit Number: N5245-60109
Installation Note

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Summary of Contents for Keysight N5244AU- H29

  • Page 1 Keysight Noise Figure Measurement Capability to 26.5 GHz Upgrade Kit To Upgrade PNA N5244A and N5245A Options 400/419/423 or 400/419/423/H85 to include Option H29 Upgrade Kit Order Number: N5244AU- H29 and N5245AU- H29 Keysight Kit Number: N5245-60109 Installation Note...

  • Page 2: License

    DOCUMENT OR ANY INFORMATION reproduce, release, perform, CONTAINED HEREIN. SHOULD display, or disclose commercial KEYSIGHT AND THE USER HAVE A SEPARATE WRITTEN AGREEMENT computer software or WITH WARRANTY TERMS commercial computer software COVERING THE MATERIAL IN THIS...

  • Page 3: License

    CONTAINED HEREIN. SHOULD to, could result in damage to the display, or disclose commercial KEYSIGHT AND THE USER HAVE A product or loss of important data. Do SEPARATE WRITTEN AGREEMENT computer software or not proceed beyond a CAUTION...
  • Page 4 Keysight Noise Figure Measurement Capability to 26.5 GHz Upgrade Kit Keysight Upgrade Kit Order Number: N5244AU-H29 and N5245AU-H29 Installation Note Description of the Upgrade This kit may contain either a N5242-60098 or a N5245-60124. Either board will work in your PNA. Refer to Table 1 on page This upgrade adds noise figure measurement capability to 26.5 GHz for your...

  • Page 5: Upgrade Kit Order Numbers: N5244Au-921 And N5245Au

    Assistance with test and measurements needs and information on finding a local Keysight office are available on the Web at: http://www.keysight.com/find/assist If you do not have access to the Internet, please contact your Keysight field engineer. In any correspondence or telephone conversation, refer to the Keysight product by its model number and full serial number.

  • Page 6: License

    Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Getting Prepared The PNA contains extremely sensitive components that can be ruined if mishandled. Follow instructions carefully when making cable connections, especially wire harness connections. The person performing the work accepts responsibility for the full cost of the repair or replacement of damaged components.

  • Page 7: License

    The enclosed Option Entitlement Certificate is a receipt, verifying that you have purchased a licensed option for the PNA of your choice. You must now use a Keysight Web page to request a license key for the instrument that will receive the option.

  • Page 8: N5242

    Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 3. Click Technical Support > Manuals. 4. Click Service Manual. 5. Click the service guide title to load the PDF file. 6. When the PDF of the Service Guide is displayed, scroll through the Contents section bookmarks to locate the information needed.
  • Page 9 “Electrostatic Discharge Protection” in the online Service Guide ESD Equipment Required for the Installation Description Keysight Part Number ESD grounding wrist strap 9300-1367 5-ft grounding cord for wrist strap 9300-0980 2 x 4 ft conductive table mat and 15-ft grounding wire...

  • Page 10: Upgrade Kit Order Numbers: N5244Au-921 And N5245Au

    About Installing the Upgrade Products affectedN5244A/45A 4-port Network Analyzer Options 400/419/423 or Options 400/419/423/H85 Installation to be performed byKeysight service center or personnel qualified by Keysight Estimated installation time5.0 hours Estimated adjustment time0.5 hours Estimated full instrument calibration time4.5 hours...
  • Page 11 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Items Included in the Upgrade Kit Check the contents of your kit against the following list. If any part is missing or damaged, contact Keysight Technologies. Refer to “Getting Assistance from Keysight” on page...
  • Page 12 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Table 1 Contents of Upgrade Kit N5245-60109 Description Part Number Desig. Machine screw, M2.5 x 20, pan head 0515-1992 Machine screw, M3.0 x 8, pan head 0515-0372 Machine screw, M2.5 x 8, flat head...
  • Page 13 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Extra quantities of items such as protective plastic caps, screws, cable ties, and cable clamps may be included in this upgrade kit. It is normal for some of these items to remain unused after the upgrade is completed. Installation Note N5245-90109...
  • Page 14 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Installation Procedure for the Upgrade The network analyzer must be in proper working condition prior to installing this option. Any necessary repairs must be made before proceeding with this installation.
  • Page 15 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 “Step 24. Install the New Inner Cover.” “Step 25. Reinstall the Outer Cover.” “Step 26. Enable Option H29.” “Step 27. Verify Option 028 is Not Installed.” “Step 28. Perform Post-Upgrade Adjustments and Calibration.” “Step 29.
  • Page 16 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 5.Locate the Corner of the Test Set Motherboard Shown in Figure 1 Locate the corner of the Test Set Motherboard shown in Figure 1 - look for the two small black connectors labeled J554 and J101.
  • Page 17 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 7.Inspect Test Set Deck Chassis to Determine if Tape is Needed Examine the test set deck chassis under the corner of the Test Set Motherboard you located earlier, and compare it to the photo in Figure 2.
  • Page 18 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 8.Remove Some Existing Cables Be careful not to damage the center pins of the semirigid cables. Some flexing of the cables may be necessary but do not over-bend them.
  • Page 19 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 9. Assemble the A58 Bridge and A59 Noise Down Converter Follow the five instructions shown in Figure 3 for this step of the procedure. New parts are listed in Table 1 on page 10 of this document.
  • Page 20 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 10. Assemble the Noise Assembly onto the Bracket Follow the two instructions shown in Figure 4 for this step of the procedure. New parts are listed in Table 1 on page 10 of this document.
  • Page 21 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 11.Install the Switch to the Noise Assembly Follow the three instructions shown in Figure 5 for this step of the procedure. New parts are listed in Table 1 on page 10 of this document. Figure 5 A57 Switch Installation Installation Note N5245-90109...
  • Page 22 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 12. Install the Noise Assembly to the Chassis Follow the two instructions shown in Figure 6 for this step of the procedure. New parts are listed in Table 1 on page 10 of this document.
  • Page 23 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 13.Assemble the A56 Port 1 Noise Bypass Switch onto the Bracket Follow the instruction shown in Figure 7 for this step of the procedure. New parts are listed in Table 1 on page 10 of this document.
  • Page 24 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 14.Install the A56 Noise Bypass Switch Follow the two instructions shown in Figure 8 for this step of the procedure. New parts are listed in Table 1 on page 10 of this document.
  • Page 25 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 15.Install the Test Set Cables Follow instructions carefully when making cable connections, especially wire harness connections. Incorrect connections can destroy components, resulting in additional customer costs. Use a 5/16-in torque wrench set to 10 in-lbs on all cable connections except the front and rear panel bulkhead connectors.
  • Page 26 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Figure 10 Option 400/419/423 Only: N5245-20105 Cable Installation PNA Options 400/419/423/H85 Only Install the following cables in the order listed. To see images showing the location of these cables, refer to...
  • Page 27 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Figure 11 Option 400/419/423/H85 Only: N5245-20137 Cable Installation Installation Note N5245-90109...
  • Page 28 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Figure 12 Option 400/419/423/H85 Only: N5245-20138 Cable Installation PNA Options 400/419/423 and 400/419/423/H85 Install the following cables in the order listed. To see images showing the...
  • Page 29 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 — W153 (N5245-20134) A59 noise downconverter RF Out to A9 noise receiver board RF In (One end of this cable will connect later to the A9 noise receiver board.) — W151 (N5245-20133) A59 noise downconverter LO Out to A9 noise receiver board LO In (One end of this cable will connect later to the A9 noise receiver board.) Installation Note N5245-90109...
  • Page 30 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Figure 13 Options 400/419/423/H29 and Options 400/419/423/H29/H85 Cable Installation Installation Note N5245-90109...
  • Page 31 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 16.Install the A9 Noise Receiver Board 1. Place the analyzer top-side up on a flat surface. 2. Follow the four instructions shown in Figure 14 for this step of the procedure. Make sure the A9 noise receiver board is fully seated in the motherboard connector.
  • Page 32 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 17.Replace the Lower Front Panel Overlay Refer to Figure 15 on page 32 for this step of the procedure. New parts are listed in Table 1 on page 1.
  • Page 33 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Figure 15 Lower Front Panel Overlay Replacement Installation Note N5245-90109...
  • Page 34 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 18.Reinstall the A24 IF Multiplexer Board For instructions, click the Chapter 7 bookmark "Removing and Replacing the A24 IF Multiplexer Board" in the PDF Service Guide Step 19.Reinstall the A23 Test Set Motherboard...
  • Page 35 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 21.Reroute the A44 and A45 Bias Tees Wire Harnesses Follow the two instructions shown in Figure 16 for this step of the procedure. The board shown in this photo may look different from the board in your PNA. Figure 16 Rerouting the A44 and A45 Bias Tees Wire Harnesses Installation Note N5245-90109...
  • Page 36 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 22.Reinstall Front Panel Assembly For instructions on reinstalling the front panel assembly, click the Chapter 7 bookmark “Removing and Replacing the Front Panel Assembly” in the PDF Service Guide“Downloading the Online PNA Service Guide”...
  • Page 37 2. Verify that “H29” is listed after “Options:” in the display. Click OK. If Option H29 has not been enabled, perform the "Option Enable Procedure" again. If the option is still not enabled, contact Keysight Technologies. Refer to “Getting Assistance from Keysight” on page Installation Note N5245-90109...

  • Page 38: License

    Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 27.Verify Option 028 is Not Installed Procedure Requirements — The analyzer must be powered up and operating to perform this procedure. — The Network Analyzer program must be running.
  • Page 39 Guide. If you experience difficulty with the basic functioning of the analyzer, contact Keysight. Refer to “Contacting Keysight” on page Calibration Although the analyzer functions, its performance relative to its specifications has not been verified. It is recommended that a full instrument calibration be performed using the analyzer’s internal performance test software.
  • Page 40 Keysight Extended Power Range and Bias Tees Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Step 29. Prepare the PNA for the User 1. If necessary, reinstall front jumper cables. 2. Install the cable guards, pushing them over the front jumper cables until the cushioning material touches the front panel of the PNA.
  • Page 41 Upgrade Kit Order Numbers: N5244AU-921 and N5245AU-921 Installation Note N5245-90109...
  • Page 42 This information is subject to change without notice. © Keysight Technologies 2011 - 2016 February 2016 *N5245-90109* N5245-90109 www.keysight.com...

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N5245au- h29