Keysight N5222-60133 Installation Note
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Keysight N5222-60133 Installation Note

Keysight N5222-60133 Installation Note

Keysight 4-port n5221/2b and n5241/2/9b pna direct digital synthesizer (dds) for version 7 synthesizers - upgrade kit
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Keysight 4-Port
N5221/2B and N5241/2/9B
PNA Direct Digital Synthesizer (DDS)
For Version 7 Synthesizers - Upgrade Kit
This manual provides documentation for the following models:
To Upgrade 4-Port B models to 4-Port B models with DDS
N5221BU-4S7 (for N5221B), N5222BU-4S7 (for N5222B), N5241BU-4S7
(For N5241B), N5242BU-4S7 (For N5242B), and N5249BU-4S7 (For N5249B)
Upgrade Kit Number: N5222-60133
Installation Note

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Summary of Contents for Keysight N5222-60133

  • Page 1 This manual provides documentation for the following models: To Upgrade 4-Port B models to 4-Port B models with DDS N5221BU-4S7 (for N5221B), N5222BU-4S7 (for N5222B), N5241BU-4S7 (For N5241B), N5242BU-4S7 (For N5242B), and N5249BU-4S7 (For N5249B) Upgrade Kit Number: N5222-60133 Installation Note...
  • Page 2 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 3 Keysight Add Direct Digital Synthesizer (DDS) 4-Port Upgrade Kit Upgrade Kit Numbers: N5222-60133 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 4 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 5 Downloading the Online PNA Service Guide To view the Service Guide for your PNA model number, use the following steps: 1. Go to www.keysight.com. 2. In the Search box, enter the model number of the analyzer (Ex: N5242B) and click Search.
  • Page 6 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 7 9 mm nutsetter or open end torque wrench set to 21 in-lb. About Installing the Upgrade Products affected All N5221/2B, N5241/2/9B 4-port microwave network analyzers Installation to be performed by Keysight service center, personnel qualified by Keysight, or customer Estimated installation time 4 hours Estimated adjustment time...
  • Page 8 It is normal for some of these items to remain unused after the upgrade is completed. Table 1 Contents of Upgrade Kit N5222-60133 Option 4S7 Description Part Number Installation Note (this document)
  • Page 9 Description of this Upgrade Installation Procedure for the Upgrade Table 1 Contents of Upgrade Kit N5222-60133 Option 4S7 Description Part Number Bracket-center, stabilizer, short N5240-20137 CA Assy, RF CA, SYNTH J11-SPAM J3 – W200 N5240-60115 Cable assy-fan (MB-PCB) N5240-60116 PCA Fan N5240-63130 Label, SRC3 J13 –...

  • Page 10: Table Of Contents

    Description of this Upgrade Step 1. Remove the Inner and Outer covers “Step 3. Remove Most Top Assemblies and Cables” on page 12 “Step 4. Assemble Left-side Fan Bracket” on page 14 “Step 5. Remove the Old Left Side Outer and Inner Brackets” on page 16 “Step 6.
  • Page 11 Description of this Upgrade Step 2. Remove Bottom Assemblies and Cables Step 2. Remove Bottom Assemblies and Cables Carefully, turn the instrument so it is bottom side up on a flat surface. This step contains the following sub-steps: — “A. Remove the A19 Test Set Motherboard” on page 11 —...

  • Page 12: Step 3. Remove Most Top Assemblies And Cables

    Description of this Upgrade Step 3. Remove Most Top Assemblies and Cables 3. These cables may be discarded - they will not be reinstalled. Remove one end of W41. The other end is disconnected in the “Step 3. Remove Most Top Assemblies and Cables” on page —...
  • Page 13 Description of this Upgrade Step 3. Remove Most Top Assemblies and Cables — W64 (N5242-60027) A10 frequency reference board J4 to A12 SPAM board — W65 (N5242-60028) A10 frequency reference board J5 to bottom of A11 13.5 GHz (LO) synthesizer board J5 —...

  • Page 14: Step 4. Assemble Left-Side Fan Bracket

    Description of this Upgrade Step 4. Assemble Left-side Fan Bracket Step 4. Assemble Left-side Fan Bracket Refer to Figure 1 on page Figure 2 on page 15, and Figure 3 on page ① ➁ 1. Gather fans 3160-4199 (x2) (item ), bracket N5242-00054 (item Use fan arrows to correctly orient the fans relative to the bracket.
  • Page 15 Description of this Upgrade Step 4. Assemble Left-side Fan Bracket Figure 2 Gather Fans Guards (x2) (3160-0281 (x2)) Figure 3 Install Rivets (x8) (3161-1272 (x8)) Installation Note N5222-90133...

  • Page 16: Step 5. Remove The Old Left Side Outer And Inner Brackets

    Description of this Upgrade Step 5. Remove the Old Left Side Outer and Inner Brackets Step 5. Remove the Old Left Side Outer and Inner Brackets See also your Service Guide’s "Removing and Replacing the Fans" section. Set aside all hardware for reuse. Remove the Old Left-side Outer Panel/Bracket (Refer to Figure 4 on page 16.)
  • Page 17 Description of this Upgrade Step 5. Remove the Old Left Side Outer and Inner Brackets Remove the left inner panel/bracket x4 center chassis screws and loosen x2 end chassis screws. Refer to Figure 5 on page 17 Figure 6 on page 3.
  • Page 18 Description of this Upgrade Step 5. Remove the Old Left Side Outer and Inner Brackets Figure 6 Remove Remaining Left-side Inner Panel/Bracket Center Screws (x1) and Loosen End Screws (x1) – (0515-0372) Installation Note N5222-90133...
  • Page 19 Description of this Upgrade Step 5. Remove the Old Left Side Outer and Inner Brackets Remove the Left Inner Panel/Bracket and Card Guides and a Single Card Guide from the Right Panel. And, then reuse card guides in the new left panel. Save all hardware for reuse, unless otherwise indicated.Refer to Figure 7 on page 20 Figure 8 on page...
  • Page 20 Description of this Upgrade Step 5. Remove the Old Left Side Outer and Inner Brackets Figure 7 Left Inner Bracket Card Guides Installation (N5242-40002 (x7)) Installation Note N5222-90133...
  • Page 21 Description of this Upgrade Step 5. Remove the Old Left Side Outer and Inner Brackets Figure 8 Right Inner Bracket Card Guide #4 Removal (N5242-40002) Right inner bracket As indicated, remove card guide #4 from the right side inner panel. NOTE: Use needle nose pliers to pinch tangs together while gently prying card guide with a flat head screw driver inserted...

  • Page 22: Step 6. Install *New* Left Inner Side Card Guides And Panel/Bracket

    Description of this Upgrade Step 6. Install *New* Left Inner Side Card Guides and Panel/Bracket Step 6. Install *New* Left Inner Side Card Guides and Panel/Bracket Install card guides (N5242-40002) into new inner side panel/bracket. Refer to Figure 9 on page 22 for this procedure.

  • Page 23: Step 7. Install The Fan Control Board

    Description of this Upgrade Step 7. Install the Fan Control Board Step 7. Install the Fan Control Board Refer to Figure 1. Install the fan control board (N5240-60130) to the inner bracket. 2. Secure using (x2) 0515-0372 screws. Torque to 9 in-lbs. 3.

  • Page 24: Step 8. Install The Center Bracket

    Description of this Upgrade Step 8. Install the Center Bracket Step 8. Install the Center Bracket Refer to Figure 11 for this step. ① 1. Remove (x2) 0515-0372 screws from motherboard/chassis (item Discard as these will not be reused. ➁ 2.

  • Page 25: Step 9. Install The *New* Outer Fan Panel/Bracket

    Description of this Upgrade Step 9. Install the *NEW* Outer Fan Panel/Bracket Step 9. Install the *NEW* Outer Fan Panel/Bracket Install the *NEW* left outer panel/bracket into the chassis base. 1. Before installing the left-side fan side bracket, connect the fan wires P2 and P3 to the control board.

  • Page 26: Step 10. Reinstall Bottom Assemblies And Cables

    Description of this Upgrade Step 10. Reinstall Bottom Assemblies and Cables Step 10. Reinstall Bottom Assemblies and Cables Carefully turn your instrument over so the bottom side is up. This step contains the following sub-steps: — “A. Reinstall the A20 IF Multiplexer Board” on page 26 —...
  • Page 27 Description of this Upgrade Step 10. Reinstall Bottom Assemblies and Cables E. Reinstall Some Bottom Cables Follow instructions carefully when making cable connections, especially wire harness connections. Incorrect connections can destroy components, resulting in additional customer costs. Be careful not to damage the center pins of the semi-rigid cables. Some flexing of the cables may be necessary but do not over-bend them.

  • Page 28: Step 11. Reinstall Some Of The Top Assemblies And Cables

    Description of this Upgrade Step 11. Reinstall Some of the Top Assemblies and Cables Figure 13 Install Bottom End of Top Cable (N5240-20122) Step 11. Reinstall Some of the Top Assemblies and Cables Carefully turn the PNA so it is top-side up for this step. This step contains the following sub-steps: —...
  • Page 29 Description of this Upgrade Step 11. Reinstall Some of the Top Assemblies and Cables A. Reinstall the A18 GPIB Board Refer to your Service Guide’s "Removing and Replacing the A18 GPIB Board" section. Reuse hardware that was set aside from removal step. B.

  • Page 30: Step 12. Install *New* A11 Direct Digital Synthesizer (Dds) Assembly

    Description of this Upgrade Step 12. Install *NEW* A11 Direct Digital Synthesizer (DDS) Assembly Step 12. Install *NEW* A11 Direct Digital Synthesizer (DDS) Assembly Refer to Figure Figure 15 on page 31, and Figure 16 on page 32 for this procedure.
  • Page 31 Description of this Upgrade Step 12. Install *NEW* A11 Direct Digital Synthesizer (DDS) Assembly Figure 15 A5, A8, A11 DDS Assembly (N5240-60102), and A12 Boards Installed, A7 Noise Receiver Board Not Shown (Requires Option 029) Installation Note N5222-90133...

  • Page 32: Step 13. Install *New* And Reused Direct Digital Synthesis (Dds) Assembly Cables

    Description of this Upgrade Step 13. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables Step 13. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables 1. Connect the following new cables in the order listed. Refer to Figure 16 on page ①...
  • Page 33 Description of this Upgrade Step 13. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables 2. Connect the following new and reused cables in the order listed. Refer to Figure 16 on page ① — —W69 (8120-5063) (reuse) Rear-panel REF IN to A11 DD synthesizer assembly J9 ➁...
  • Page 34 Description of this Upgrade Step 13. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables ③ — —W61 (N5242-60014) (reuse) A20 IF multiplexer board P403 to A12 SPAM board J4 ➃ — —W62 (N5242-60015) (reuse) A20 IF multiplexer board P203 to A12 SPAM board J5 ➄...

  • Page 35: Step 14. Route Gray Cables

    Description of this Upgrade Step 14. Route Gray Cables Step 14. Route Gray Cables — Route gray cables as shown in Figure 19 Figure 20 on page Figure 19 Route Flexible Gray Cables as Indicated (1400-0249, N5242-60012, N5242-60013, N5242-60014, N5242-60015, N5242-60016, and N5240-60115) Installation Note N5222-90133...
  • Page 36 Description of this Upgrade Step 14. Route Gray Cables Figure 20 Route Flexible Gray Cables as Indicated (1400-0249, Noise Receiver Board). Applies to Option 029 Only. These cables were reinstalled in “Step 11. Reinstall Some of the Top Assemblies and Cables” on page Installation Note N5222-90133...

  • Page 37: Step 15. Add Back Plate And Cable To Rear Panel (Option 422/423 With And Without Option 029 Only)

    Description of this Upgrade Step 15. Add Back Plate and Cable to Rear Panel (Option 422/423 With and Without Option 029 Only) Step 15. Add Back Plate and Cable to Rear Panel (Option 422/423 With and Without Option 029 Only) For this step refer to Figure 21 and to...
  • Page 38 Description of this Upgrade Step 15. Add Back Plate and Cable to Rear Panel (Option 422/423 With and Without Option 029 Only) Figure 22 Install Semirigid Cable (N5240-20127). See also, Figure 16 on page (1) Connect the other end of the N5240-20127 cable to the back plate. Torque to 21 in-lbs.

  • Page 39: Step 16. Install "Src3 J13" Label On Rear Panel (Option 422/423 With And Without Option 029 Only)

    Description of this Upgrade Step 16. Install "SRC3 J13" Label on Rear Panel (Option 422/423 With and Without Option 029 Only) Step 16. Install "SRC3 J13" Label on Rear Panel (Option 422/423 With and Without Option 029 Only) For this step, refer to Figure 1.

  • Page 40: Step 18. Boot The Instrument

    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 19.

  • Page 41: Step 21. Perform Post-Upgrade Adjustments And Calibration

    After the specified adjustments have been performed, the analyzer should operate and phase lock over its entire frequency range. Else, all adjustments must be run per the instrument’s Service Guide on www.keysight.com. EEPROM Backup The analyzer uses arrays of correction constants to enable the analyzer to produce accurate, leveled source signals and receive clean test signals.
  • Page 42 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 43 Description of this Upgrade Step 21. Perform Post-Upgrade Adjustments and Calibration 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 embedded performance tests.

  • Page 44: Step 22. Prepare The Pna For The User

    Description of this Upgrade Step 22. Prepare the PNA for the User Step 22. 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 45 Installation Note Xxxxx-xxxxx...
  • Page 46 This information is subject to change without notice. © Keysight Technologies 2007-2020 Edition 1, November 2020 www.keysight.com...

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