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Keysight N5224B PNA Installation Notes
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Keysight N5224B PNA Installation Notes

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Keysight - N5224/5/7B PNA
and N5244/5/7B PNA-X
Models
Add Direct Digital
Synthesizer Capability (DDS)
For Version 7 Synthesizers -
Installation Note
To Upgrade 4-Port N5224/5/7B and N5244/5/7B
Series to 4-Port with DDS Upgrade Kit Order
Numbers:
N5224BU-4S7(for N5224B),
N5225BU-4S7(for N5225B),
N5227BU-4S7 (for N5275B),
N5244BU-4S7 (For N5244B),
N5245BU-4S7 (For N5245B), and
N5247BU-4S7 (For N5247B)
Keysight Kit Number: N5225-60143
This is the Installation Guide for the 4-port N5224/5/7B and N5244/5/7B Series Microwave Network Analyzers to a 4-port with
Version 7 synthesizers.
INSTALLATION NOTE
)

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Summary of Contents for Keysight N5224B PNA

  • Page 1 Keysight - N5224/5/7B PNA and N5244/5/7B PNA-X Models Add Direct Digital Synthesizer Capability (DDS) For Version 7 Synthesizers - Installation Note To Upgrade 4-Port N5224/5/7B and N5244/5/7B Series to 4-Port with DDS Upgrade Kit Order Numbers: N5224BU-4S7(for N5224B), N5225BU-4S7(for N5225B),...

  • Page 2: Safety Notices

    DOCUMENT OR ANY INFORMATION WARNING notice until the reproduce, release, perform, CONTAINED HEREIN. SHOULD indicated conditions are fully display, or disclose commercial KEYSIGHT AND THE USER HAVE A understood and met. computer software or SEPARATE WRITTEN AGREEMENT...
  • Page 5 Keysight Add Direct Digital Synthesizer (DDS) 4-Port Upgrade Kit Upgrade Kit Numbers: N5225-60143 Installation Note Description of this Upgrade This upgrade adds direct digital synthesis capability to your microwave network analyzer. This is done by removing the existing frequency reference, 13.5 GHz synthesizer boards (x3), and installing a new direct digital synthesizer...
  • Page 6 By internet or phone, get assistance with all your test and measurement needs. Installing this upgrade kit requires special skills and experience. If you think you may not be qualified to do the work, or need advice, contact Keysight. Contacting Keysight...

  • Page 7: Getting Prepared

    1. Go to www.keysight.com. 2. In the Search box, enter the model number of the analyzer (e.g., N5232B) and click Search. 3. Click Support > Keysight Product Support. 4. In the Search Support area type your instrument’s model number (e.g., N225B).
  • Page 8 For information, click on the Chapter 1 bookmark, “Electrostatic Discharge Protection” in the PDF of your instrument’s Service Guide on www.keysight.com 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...

  • Page 9: Tools Required For The Installation

    9 mm nutsetter or open end torque wrench set to 21 in-lb. About Installing the Upgrade Products affected All N5224/5/7B, N5244/5/7B 4-port microwave network analyzers Installation to be performed by Keysight service center, personnel qualified by Keysight, or customer Estimated installation time 3 hours Estimated adjustment time 3 hours Estimated full instrument calibration time 4.5 hours...
  • Page 10 Items Included in the Upgrade Kit 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 “Description of this Upgrade” on page This section applies to multiple models and upgrade kits.
  • Page 11 Description of this Upgrade Items Included in the Upgrade Kit Table 1 Contents of Upgrade Kit N5225-60143 Option 4S7 (DDS) Description Part Number Desg. Label, SRC3 J13 – Rear panel – (Option 422/423 Only) N5240-80042 Installation Note N5225-90143...
  • Page 12 (N5242-60135) with Disk Drive Version S.41.04.05 and Application Code Version A.14.00 firmware or greater installed. The SSD N5242-60135 is not included in this kit. Please contact Keysight if you need to replace the SSD and order N5242-60135. Installation Procedure for the Upgrade The network analyzer must be in proper working condition prior to installing this option.

  • Page 13: Overview Of The Installation Procedure

    Description of this Upgrade Overview of the Installation Procedure Overview of the Installation Procedure 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. This installation requires the removal of the analyzer’s protective outer covers.
  • Page 14 Description of this Upgrade Step 1. Verify PNA and Erase Flash “Step 19. Prepare the PNA for the User” on page 42 Step 1. Verify PNA and Erase Flash This section verifies the PNA boots normally and if OK, deletes the flash in preparation for installing and calibrating the new synthesizer assembly.
  • Page 15 Description of this Upgrade Step 1. Verify PNA and Erase Flash Figure 1 Open SCPI Parser Console Installation Note N5225-90143...
  • Page 16 9. If you repeat steps and 6. and still have data being returned, then refer to “Contacting Keysight” on page Step 2. Remove the Inner and Outer covers For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide Step 3.
  • Page 17 Description of this Upgrade Step 3. Remove Some Cables (All Models) and Some Bottom Assemblies (Options 405, 420, and 425 Only) Step 2a. Remove Some Cables (All Models) 1. Place the analyzer bottom-side up on a flat surface. 2. Remove the following cables. To see an image showing the location of these cables, click the Chapter 6 bookmark “Bottom RF Cables, Standard 4-Port Configuration [for your option]”...
  • Page 18 Description of this Upgrade Step 3. Remove Some Cables (All Models) and Some Bottom Assemblies (Options 405, 420, and 425 Only) B. Remove Some LFE Board Flexible Cables Remove the cables as shown in Figure 1 on page 18. The top-side end of the cables is removed later.
  • Page 19 Description of this Upgrade Step 3. Remove Some Cables (All Models) and Some Bottom Assemblies (Options 405, 420, and 425 Only) C. Install Some *New* LFE Cables Reinstall the following LFE cables as shown in Figure 2 on page 19. The top-side end of the cables is installed later.
  • Page 20 Description of this Upgrade Step 4. Remove Some Top Cables Step 4. Remove Some Top Cables Carefully turn the PNA so it is top-side up for this step. Refer to your Service Guide’s “Removing and Replacing the A4–17 Boards” section. Set aside all hardware for reuse. Exceptions (See also, note below): IMPORTANT! A4 13.5 GHz source 1 synthesizer, A14 frequency reference, A15 13.5 GHz (LO) synthesizer, and A17 13.5 GHz source 2 synthesizer...
  • Page 21 Description of this Upgrade Step 4. Remove Some Top Cables All models with Options 405, 420, 425 only: The following cables will have the other bottom cable–end was removed previously in “Step 2b. Remove/Reinstall Some Bottom Assemblies and Old/New Cables (LFE Models, With Options 405, 420, and 425)”...
  • Page 22 Description of this Upgrade Step 5. Remove the Left and Right Inner Bracket’s #4 Card Guides Step 5. Remove the Left and Right Inner Bracket’s #4 Card Guides See also your Service Guide’s “Removing and Replacing the Fans” section. Set aside all hardware for reuse.
  • Page 23 Description of this Upgrade Step 6. Install the Center Bracket Step 6. Install the Center Bracket Refer to Figure 4 for this step.  1. Remove (x2) 0515-0372 screws from motherboard/chassis (item Discard as these will not be reused.  2.
  • Page 24 Description of this Upgrade Step 7. Reinstall Bottom Cables Step 7. Reinstall Bottom Cables Carefully turn your instrument over so the bottom side is up. Follow instructions carefully when making cable connections, especially wire harness connections. Incorrect connections can destroy components, resulting in additional customer costs.
  • Page 25 Description of this Upgrade Step 8. Reinstall Top Assemblies Reinstall the A5 through A16 (Except A15 Direct Digital Synthesis (DDS) Assembly) and Cables Figure 5 Install Bottom End of Top Cable (N5240-20125) Step 8. Reinstall Top Assemblies Reinstall the A5 through A16 (Except A15 Direct Digital Synthesis (DDS) Assembly) and Cables Carefully turn the PNA so it is top-side up for this step.
  • Page 26 Description of this Upgrade Step 9. Install *NEW* A15 Direct Digital Synthesizer (DDS) Assembly Step 9. Install *NEW* A15 Direct Digital Synthesizer (DDS) Assembly Refer to Figure Figure 7 on page 27, and Figure 9 on page 29 for this procedure.
  • Page 27 Description of this Upgrade Step 9. Install *NEW* A15 Direct Digital Synthesizer (DDS) Assembly Figure 7 A5 through A16 Boards Installed. Including A15 DDS Assembly (N5240-60102) – 4-Port is Shown (i.e., A10, A12, A13 Boards and Related Cables Are Installed in 4-Ports Only; A9 Noise Receiver Board Requires Option 029) Installation Note N5225-90143...
  • Page 28 Description of this Upgrade Step 10. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables Step 10. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables 1. Connect new LFE cables in the order shown in Figure 8 on page 28.
  • Page 29 Description of this Upgrade Step 10. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables  — —W201 (N5240-20127) A15 (SRC3) direct digital synthesizer J13 to SPAM J3 – (Option 422/423 with and without Option 029 Only) Torque all cables to 10-lbs. Figure 9 Install New DDS Assembly Top Cables (N5240-20124, N5240-20125, and N5240-20126 (i.e., N5240-20127 Applies to Option 422/423 Only –...
  • Page 30 Description of this Upgrade Step 10. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables 3. Connect the following new and reused cables in the order listed. Refer to Figure 9 on page  — —W69 (8120-5063) (reuse) Rear-panel REF IN to A15 DD synthesizer assembly J9 ...
  • Page 31 Description of this Upgrade Step 10. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables 4. Connect the other end of the following new and reused cables in the order listed. Refer to Figure 10-1 on page 32. Some models have different reference designators for the same semirigid cable part number.
  • Page 32 Description of this Upgrade Step 10. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables Figure 10-1 Install Other End of Bottom Flexible IF Multiplexer and Top Flexible Gray Cables to SPAM Board (N5242-60012, N5242-60013, N5242-60014, N5242-60015, N5242-60016, and N5240-60115) DDS assy Installation Note N5225-90143...
  • Page 33 Description of this Upgrade Step 11. Route Gray Cables Step 11. Route Gray Cables — Route gray cables as shown in Figure 11 Figure 12 on page Figure 11 Route Flexible Gray Cables as Indicated (1400-0249, N5242-60012, N5242-60013, N5242-60014, N5242-60015, N5242-60016, and N5240-60115) Installation Note N5225-90143...
  • Page 34 Description of this Upgrade Step 11. Route Gray Cables Figure 12 Route Flexible Gray Cables as Indicated (1400-0249, Noise Receiver Board). Applies to Option 029 Only. These cables were reinstalled in “Step 8. Reinstall Top Assemblies Reinstall the A5 through A16 (Except A15 Direct Digital Synthesis (DDS) Assembly) and Cables”...
  • Page 35 Description of this Upgrade Step 12. Add Back Plate and Cable to Rear Panel (Option 422/423 With and Without 029 Only) Step 12. Add Back Plate and Cable to Rear Panel (Option 422/423 With and Without 029 Only) For this step refer to Figure 13 on page 35 and to ‘Figure 14 on page...
  • Page 36 Description of this Upgrade Step 12. Add Back Plate and Cable to Rear Panel (Option 422/423 With and Without 029 Only) Figure 14 Install Semirigid Cable (N5240-20127). See also, Figure 9 on page (1) Connect the other end of the N5240-20127 cable to the back plate. Torque to 21 in-lbs.
  • Page 37 Description of this Upgrade Step 13. Install “SRC3 J13” Label on Rear Panel (Option 422/423 With and Without Option 029 Only) Step 13. Install “SRC3 J13” Label on Rear Panel (Option 422/423 With and Without Option 029 Only) For this step, refer to Figure 1.
  • Page 38 2. If the instrument stabilizes without errors, continue to the next step. Else, if the unit still has initialization errors which look like problems that cannot be resolved, contact the Keysight Technologies. Refer to “Getting Assistance from Keysight” on page Step 16.
  • Page 39 Description of this Upgrade Step 18. Perform Post-Upgrade Adjustments and Calibration Step 18. Perform Post-Upgrade Adjustments and Calibration Adjustments The following adjustments must be made due to the hardware changes of the analyzer. IMPORTANT! The 10 MHz reference crystal oscillator is the most accurate after running for three hours.
  • Page 40 1. Option XSB (Source 3) is only orderable on instruments with Option 422/423. 5. In the Synthesizer Calibrations – WSynth Calibrations window: Press Program Files > Keysight > Network Analyzer > Service > WSynth In the Synthesizer to Calibrate area, only the sources that are installed are available for calibration (i.e., Source 2 and Src 3 (XSB)
  • Page 41 To store the backup data, perform these steps: — Navigate to the EEPROM Backup Utility, located at: — Windows 7 -- C:\Program Files (x86)\Keysight\Network Analyzer\Service\eebackup.exe — Windows 10 -- C:\Program Files\Keysight\Network Analyzer\Service\eebackup.exe — Run the program.
  • Page 42 Guide. If you experience difficulty with the basic functioning of the analyzer, contact Keysight. Refer to “Getting Assistance from 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 N7840A performance test software or the instrument’s...
  • Page 43 Installation Note Xxxxx-xxxxx...
  • Page 44 This information is subject to change without notice. © Keysight Technologies 2007-2023 Edition 1, March 2023 www.keysight.com...

This manual is also suitable for:

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