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Keysight PNA N5221B Option 220 Installation Notes
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Keysight PNA N5221B Option 220 Installation Notes

Keysight PNA N5221B Option 220 Installation Notes

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Installation Note
Keysight - Add 4-Port Capability
Upgrade Kit for
Version 6 Synthesizers
To Upgrade PNA N5221B and N5222B Option 220 to Option 420
Upgrade Kit Order Number: N5221BU- 620 and N5222BU- 620
Keysight Kit Number: N5222-60125

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Summary of Contents for Keysight PNA N5221B Option 220

  • Page 1 Installation Note Keysight - Add 4-Port Capability Upgrade Kit for Version 6 Synthesizers To Upgrade PNA N5221B and N5222B Option 220 to Option 420 Upgrade Kit Order Number: N5221BU- 620 and N5222BU- 620 Keysight Kit Number: N5222-60125...
  • Page 2 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 Keysight Add 4-Port Capability Upgrade Kit Upgrade Kit Number: N5222-60125 Installation Note Description of the Upgrade This upgrade converts your N5221B or N5222B Option 220 2-port analyzer to a N5221B or N5222B Option 420 4-port analyzer by adding: — an additional source —...
  • Page 4 Getting Assistance from Keysight 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 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...
  • Page 5 ) board, has P4, P204, — IF MUX P404, P604, P804 connectors. If not, Keysight will purchase a new IF MUX board. Refer to your instrument’s Service Guide, Chapter 7 bookmark “Removing and Replacing the A20 IF Multiplexer Board” in the PDF Service Guide Verify your Synthesizer board is version H or greater.
  • Page 6 The enclosed Software 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 file for the instrument that will receive the option.
  • Page 7 If the model number, serial number, or option number do not match those on the license message you received from Keysight, you will not be able to install the license key file. If this is the case, contact Keysight for assistance. Refer to “Getting Assistance from Keysight” on page Verify the Model/Version of HMA26.5 Installed...
  • Page 8 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., N2222B).
  • Page 9 Getting Prepared Tools Required for the Installation Description Part Number T-6 TORX driver - set to 4 in-lbs (0.45 N.m) T-10 TORX driver - set to 9 in-lbs (1.02 N.m) T-20 TORX driver - set to 21 in-lbs (2.38 N.m) 5/16-in (8 mm) nutsetter or open end torque wrench - set to 10 in-lbs (1.13 N.m) 5/16-in (8 mm) nutsetter or open end wrench (to stabilize the bias tee...
  • Page 10 Getting Prepared About Installing the Upgrade Products affected N5221B and N5222B Option 220 Installation to be performed by Keysight service center or personnel qualified by Keysight Estimated installation time 5 hours Estimated adjustment time 3 hours Estimated full instrument calibration time 7.5 hours...
  • Page 11 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 “Getting Assistance from Keysight” on page...
  • Page 12 Items Included in the Upgrade Kit Table 1 Contents of Upgrade Kit N5222-60125 Description Part Number Desig. Machine screw, M2.5 x 20, pan head (to attach A26 and A27 receiver coupler 0515-0430 assemblies to test set deck) Machine screw, M3.0 x 14, pan head (to install A70 low band board) 0515-0665 Machine screw, M3.0 x 18, pan head 0515-0666...
  • Page 13 Items Included in the Upgrade Kit Table 1 Contents of Upgrade Kit N5222-60125 Description Part Number Desig. RF cable, A29 port 1 coupler to front-panel Port 1 CPLR ARM N5222-20030 RF cable, A26 port 3 receiver coupler to front-panel REF 3 SOURCE OUT N5222-20023 RF cable, A30 port 3 coupler to front-panel Port 3 CPLR ARM N5222-20015...
  • Page 14 Items Included in the Upgrade Kit Table 1 Contents of Upgrade Kit N5222-60125 Description Part Number Desig. A43 port 3 receiver attenuator to A24 mixer brick (C) N5222-20006 Port 4 RCVR D IN to A44 port 4 receiver attenuator N5222-20022 A44 port 4 receiver attenuator to A24 mixer brick (D) N5222-20026 W162...
  • Page 15 Installation Procedure for the Upgrade 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. This installation requires the removal of the analyzer’s protective outer covers.
  • Page 16 Installation Procedure for the Upgrade “Step 21. Assemble the A72 (Port 3) and A73 (Port 4) Bias Tee Combiner Assemblies.” “Step 22. Install the A72 and A73 Bias Tee Combiner Assemblies.” “Step 23. Assemble the A29 - A32 Test Port Coupler Assemblies.” “Step 24.
  • Page 17 If the model number, serial number, or option number do not match those on your license key file, you will not be able to install the option. If this is the case, contact Keysight for assistance before beginning the installation of this upgrade. Refer to “Contacting Keysight”...
  • Page 18 If the synthesizer board part number displayed in the EEPROM Header window is not N5240-63074 (e.g. N5242-63150), you will need to order new synthesizer boards. Refer to “Contacting Keysight” on page 5. Refer “Contacting Keysight” on page Verify that the synthesizer boards are all version H or greater.
  • Page 19 Installation Procedure for the Upgrade 3. If all of the boards are version H or greater, proceed to “Step 5. Remove the Front Panel Assembly”. 4. If your synthesizer boards are not H or greater, remove the synthesizer boards for upgrading: IMPORTANT! This step includes disconnecting and laying aside several gray cables.
  • Page 20 Installation Procedure for the Upgrade Step 7. Disconnect A71 and A74 Bias-Tee Combiner’s LFE Cables From the A70 Low Frequency Extension (LFE) Board and the Ends of the LFE Cables Connected to the IF Multiplier (IF MUX) Board 1. Disconnect the (8120-5014 (x2), 8120-5017 (x1), and 8120-5021 (x1)) IF ...
  • Page 21 Installation Procedure for the Upgrade Step 8. Remove the A75 Low Frequency Extension (LFE) Board IMPORTANT! And, for later steps, mark all cables for reconnection. 1. Disconnect the N5240-60089 Motherboard / IF Multiplexer / LFE/ Test set motherboard (i.e., MB/IF MUX/LFE/TSMB) ribbon cable to LFE board J1 ...
  • Page 22 Installation Procedure for the Upgrade Step 9. Remove Some Low Frequency Extension (LFE) Cables (8120-5014 (x1), 8120-5021 (x1), N5240-60097 (x1), and N5240-60098) From the IF Multiplexer (IF MUX) Board IMPORTANT! Before disconnecting the IF gray cables, be careful to label where the cables connect on the IF multiplexer (IF MUX) board.
  • Page 23 Installation Procedure for the Upgrade Step 10. Remove Some of the Mixer Brick (MXB) Cables  Remove one end of some the mixer brick (MXB) gray cables (item through  ). Refer to Figure 6. These cables are not reused and can be discarded. Figure 6 Remove the one end of the IF gray cables to the IF MUX board (N5242-60025 and N5242-60026)
  • Page 24 Installation Procedure for the Upgrade Step 11. Remove Some Gray Cables From the A20 IF Multiplexer Board Remove the IF Multiplexer /SPAM gray cables (N5247-60023 and N5247-60024), to the A20 IF MUX board as indicated in Figure 7 on page 24 ...
  • Page 25 Installation Procedure for the Upgrade Step 12. Remove the A70 LFE Board Bracket  Remove the LFE bracket as indicated (item ). Refer to Figure Figure 8 Remove the Screws (x4) and LFE Bracket Installation Note N5222-90125...
  • Page 26 Installation Procedure for the Upgrade Step 13. Remove Some Bottom-Side Semi-Rigid Test Set 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. When removing a cable, also remove the plastic cable clamp, if present. It is normal for some of the cable clamp’s adhesive to remain.
  • Page 27 Installation Procedure for the Upgrade — W10 (N5222-20043) W9 to A24 port 2 receiver coupler — W13 (N5222-20005) A25 port 1 receiver coupler to A33 reference mixer switch — W36 (N5222-20032) REF 1 RCVR R1 IN to A33 reference mixer switch —...
  • Page 28 Installation Procedure for the Upgrade Step 15. Assemble the A24 Mixer Brick and A22 Splitter Assemblies 1. Follow the instruction shown in Figure 9 Figure 10. New parts are listed in Table 1 on page 11 of this document. Figure 9 A24 Mixer Brick Assembly (5087-7829, 0515-1410, and 0515-0372) Installation Note N5222-90125...
  • Page 29 Installation Procedure for the Upgrade Figure 10 A24 Mixer Brick Block Assembly (cont.) – (0960-0055, 5087-7139,N5242-60019, N5242-60020, N5242-60021, N5242-60022, N5242-60023, N5242-60024) 5087-7139) and 1. The A22 splitter ( N5222-20007, N5222-20008, and N5222-20009 cables are only used with a legacy HMA26.5 p/n: 5087-7765. If your PNA has a new N5240-60101 assembly installed, then set aside these parts as spares for use in other PNAs with the older HMA26.5 or discard.
  • Page 30 Installation Procedure for the Upgrade Step 16. Install the A23/A24 Mixer Brick Block Assembly Follow instruction 1 shown in Figure 11. New parts are listed in Table 1 on page 11 of this document. Figure 11 Mixer Brick Block and Receiver Coupler Assemblies Installation (0515-0430) 5087-7139) and 1.
  • Page 31 Installation Procedure for the Upgrade Step 17. Assemble the A26 and A27 Receiver Bridge Assemblies Follow the instructions shown in Figure 12. New parts are listed in Table 1 on page 11 of this document. Figure 12 A26 and A27 Receiver Bridge Assemblies (5087-7757, N5242-00006, and 0515-1410) bridge Step 18.
  • Page 32 Installation Procedure for the Upgrade Step 19. Assemble A35/A36 Source and A43/A44 Receiver Attenuators Refer to Figure 13 for this step of the procedure. New parts are listed in Table 1 on page 11. Use a T-10 TORX driver to tighten all screws. Figure 13 Assemble the Receiver and Source Attenuators (N5242-60008 (x4), N5242-00007 (x2), 33321-60078 (x4), 8121-0982 (x2), 0515-0272 (x4))
  • Page 33 Installation Procedure for the Upgrade Step 20. Install A35/A36 Source and A43/A44 Receiver Attenuators Refer to Figure 14 for this step of the procedure. New parts are listed in Table 1 on page 11. Use a T-10 TORX driver to tighten all screws. Figure 14 Install the Receiver and Source Attenuators (0515-00430 (x4)) Installation Note N5222-90125...
  • Page 34 Installation Procedure for the Upgrade Step 21. Assemble the A72 (Port 3) and A73 (Port 4) Bias Tee Combiner Assemblies Refer to Figure 15 for this step of the procedure. New parts are listed in Table 1 on page 11. Use a T-10 TORX driver to tighten all screws. Figure 15 Bias Tee Combiner Assembly (N5222-00051 (Ports 3 and 4), 5087-7403, &...
  • Page 35 Installation Procedure for the Upgrade Step 22. Install the A72 and A73 Bias Tee Combiner Assemblies Refer to Figure 16 for this step of the procedure. New parts are listed in Table 1 on page 11. Use a T-10 TORX driver to tighten all screws. 1.
  • Page 36 Installation Procedure for the Upgrade Refer to Figure 17 for this step of the procedure. New parts are listed in Table 1 on page  3. Install the N5240-60098 (x2) RF cables as shown (item 4. Add 5023-3299 (x2) clamps and 0515-2141 (x2) clamp screws as shown ...
  • Page 37 Installation Procedure for the Upgrade Refer to Figure 18 for this step of the procedure. New parts are listed in Table 1 on page 11. Torque to 9 in-lbs. 5. Install the bias tee combiner assemblies using 0515-0372 (x4) screws as shown.
  • Page 38 Installation Procedure for the Upgrade Step 23. Assemble the A29 - A32 Test Port Coupler Assemblies 1. Remove the A29 test port 1 coupler and A32 test port 2 coupler from the PNA. For instructions, click the Chapter 7 bookmark, “Removing and Replacing the A29 - A32 Test Port Couplers”...
  • Page 39 Installation Procedure for the Upgrade Step 24. Install the LED Boards and Test Port Coupler Assemblies On the 4-Port Test Set Front Plate 1. Remove two screws from each LED board and remove the boards from the 2-port test set front plate of the PNA. Keep the screws and LED boards for reuse later.
  • Page 40 Installation Procedure for the Upgrade Step 25. Install the Bulkhead Connectors in the Test Set Front Plate Refer to Figure 21 for this procedure. New parts are listed in Table 1 on page 1. Locate the bulkhead connectors you removed earlier from the 2-port test set front plate of the PNA.
  • Page 41 Installation Procedure for the Upgrade Step 26. Install the 4-Port Coupler Plate Assembly to the Deck Follow the four instructions shown in Figure Figure 22 Coupler Plate Assembly Installation Installation Note N5222-90125...
  • Page 42 Installation Procedure for the Upgrade Step 27. Assemble the A5 and A8 26.5 GHz Source 1 and 2 Assemblies Follow the six instructions shown in Figure Figure 23 A5 Source 1 Assembly (5087-7342, N5222-20062, N5222-20063, and N5222-20064) Installation Note N5222-90125...
  • Page 43 Installation Procedure for the Upgrade Step 28. Install the A8 26.5 GHz Source 2 Assembly Follow the three instructions shown in Figure Figure 24 A8 Source 2 Assembly Installation (0515-0380 (x2)) Installation Note N5222-90125...
  • Page 44 Installation Procedure for the Upgrade Step 29. Install the A13 13.5 GHz (Source 2) Synthesizer Board and Cables Refer to Figure 25 on page 45 for this part of this step of the procedure. New parts are listed in Table 1 on page 1.
  • Page 45 Installation Procedure for the Upgrade Figure 11 Top View of Second Source Boards Installation Figure 25 Second Source Boards Installation Installation Note N5222-90125...
  • Page 46 Installation Procedure for the Upgrade Step 30. Connect New Cables to A20 IF Multiplexer (IF MUX) Board Connect the IF Multiplexer /SPAM gray cables (N5242-60013 and  N5242-60015), to the A20 IF MUX board as indicated in Figure 26 (items ...
  • Page 47 Installation Procedure for the Upgrade Step 32. Install the New Mixer Brick (MXB) Cables and Route Cables  Reconnect the other end of the new mixer brick (MXB) cables (item ) and all   of the IF multiplexer (IF MUX) gray cables (items through ).
  • Page 48 Installation Procedure for the Upgrade Figure 28 Route the existing IF gray cables Installation Note N5222-90125...
  • Page 49 Installation Procedure for the Upgrade Step 33. Reconnect/Connect and Route Low Frequency Extension (LFE) Cables (8120-5014 (x2) and 8120-5017 (x3)) and the Other Ends of the Cables Connected to the IF Multiplexer (IF MUX) Board The 8120-5014 (x1) cable connection that was connected at P604 is now connected on P404.
  • Page 50 Installation Procedure for the Upgrade 2. Route the reconnected mixer brick (MXB) and IF multiplexer (IF MUX) gray cables that were reconnected in “Step 32. Install the New Mixer Brick (MXB) Cables and Route Cables” on page 47. Refer to Figure Figure 30 Routing the reconnected MXB and IF MUX Gray Cables on the IF MUX board...
  • Page 51 Installation Procedure for the Upgrade Step 35. Connect/Reconnect A71–A74 Bias-Tee Combiner’s Cables to A70 Low Frequency Extension (LFE) Board and the Other Ends of the New Cables Connected to the IF Multiplier (IF MUX) Board 1. Reconnect/connect the (8120-5014 (x2) ans 8120-5017 (x3)) IF gray ...
  • Page 52 Installation Procedure for the Upgrade Step 36. Install the Test Set Cables and Install Cable Clamps on Ferrite Beads 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.
  • Page 53 Installation Procedure for the Upgrade Install the Flexible Cables Required for Upgrading to an Option 420 Flexible cables N5242-60019, N5242-60020, N5242-60021, N5242-60022, N5242-60023, N5242-60024, and N5242-60030, were installed previously in “Step 29. Install the A13 13.5 GHz (Source 2) Synthesizer Board and Cables” on page “Step 30.
  • Page 54 Installation Procedure for the Upgrade  — – W80 (N5222-20020) A36 port 4 source attenuator to front-panel Port 4 SOURCE OUT ForW39, W21, W79, and W92, refer to Figure 36 on page  — — W39 (N5222-20027) REF 3 RCVR R3 IN to A24 mixer brick (R3) ...
  • Page 55 Installation Procedure for the Upgrade  — — W90 (N5222-20006) A43 port 3 receiver attenuator to A24 mixer brick  — — W18 (N5222-20042) W7 to A27 port 4 receiver coupler  — – W90 (N5222-20041) W5 to A26 port 3 receiver coupler ...
  • Page 56 Installation Procedure for the Upgrade Figure 32 Information to Secure W35 and W36 (Option 419 shown, but Option 420 is similar) – (N5222-20032, N5222-20033) — W13 (reuse) (N5222-20005) A25 port 1 receiver coupler to A33 reference mixer switch * If the screws that attach the reference mixer switch to the test set deck were loosened, torque these screws now to 9 in-lbs.
  • Page 57 Installation Procedure for the Upgrade – You will need to remove the cap that is installed on the HMA26.5 top connector, before connecting the other end of the W202 cable. You can discard the cap. – When a A22 splitter is not mounted on the A23/A24 mixer bricks, W202 replaces W42 and W44.
  • Page 58 Installation Procedure for the Upgrade Figure 33 Install semirigid cables Installation Note N5222-90125...
  • Page 59 Installation Procedure for the Upgrade Figure 34 Install N5222-20118 and Verify A74 port 2 bias combiner semirigid cables (N5222-20034) Installation Note N5222-90125...
  • Page 60 Installation Procedure for the Upgrade Figure 35 Verify A74 port 2 and install A73 port 4 bias combiner semirigid cables (N5222-20018, N5222-20020, N5222-20022, N5222-20116, and N5222-20122) Installation Note N5222-90125...
  • Page 61 Installation Procedure for the Upgrade Figure 36 Verify A74 port 2 and install A73 port 4 bias combiner semirigid cables (N5222-20001, N5222-20025, N5222-20026, and N5222-20027) Installation Note N5222-90125...
  • Page 62 Installation Procedure for the Upgrade Figure 37 Verify A71 port 1 and install A72 port 3 bias combiner semirigid cables (N5222-20021, N5222-20115, N5222-20121, N5222-20015, and N5222-20019) Installation Note N5222-90125...
  • Page 63 Installation Procedure for the Upgrade Figure 38 Verify A71 port 1 N5222-20119 and Install A72 port 3 bias combiner semirigid cable (N5222-20117) Installation Note N5222-90125...
  • Page 64 Installation Procedure for the Upgrade Figure 39 Install A72 port 2 and A73 port 4 bias combiner semirigid cables (N5222-20023, N5222-20002, N5222-20006, N5222-20042, N5222-20041, and N5222-20024) Installation Note N5222-90125...
  • Page 65 Installation Procedure for the Upgrade Figure 40 Install N5222-20101 semirigid cable and clamps 1400-1334 (x3) Installation Note N5222-90125...
  • Page 66 Installation Procedure for the Upgrade Reinstall N5240-60097 (x1), N5240-60098 (x1), and Install New N5240-60098 (x2) Blue Bias-Tee Combiner Cables from the A71–A74 Bias Tees “RF-IN” to the A70 LFE Board “Port1”, “Port2”, “Port3”, and “Port4” Connectors and Install Clamps onto the Ferrite Beads 3.
  • Page 67 Installation Procedure for the Upgrade Verify Figure 42 Connect New N5240-60098 (x1) from the A72 (Port 3) and N5240-60098 (x1) A71 (Port 1) Bias Tee Combiners to the A70 LFE Board and Install Clamps on Ferrite Beads (N5240-60098 (x2), and 1400-1391 (x2)) Verify Port 1 cable is properly...
  • Page 68 Installation Procedure for the Upgrade Step 37. Secure the Front Panel Bulkhead Connectors Follow the instruction shown in Figure 43 in this document. Figure 43 Bulkhead Connections, Front Panel Step 38 Reinstall the A19 Test Set Motherboard For instructions on reinstalling the board, click the Chapter 7 bookmark “Removing and Replacing the A19 test set motherboard”...
  • Page 69 Installation Procedure for the Upgrade Step 39. Install Cables on the A19 Test Set Motherboard Follow instructions carefully when making cable connections, especially wire harness connections. Incorrect connections can destroy components, resulting in additional customer costs. Install the following ribbon cables. To see an image showing its locations, click the Chapter 6 bookmark “Bottom Ribbon Cables and Wire Harnesses, 4-Port, Option 405 (S/N Prefixes <6021)”...
  • Page 70 Installation Procedure for the Upgrade  — —(N5240-60091) A19 test set motherboard J544 to A73 port 4 bias-T combiner  — —(Reuse)(N5240-60091) A19 test set motherboard J542 to A74 port 2 bias-T combiner Figure 44 Install the A72 Port 3 and A73 Port 4 and reinstall Port 1 and Port 2 bias-Tee combiner’s gray DC bias cables to the test set motherboard (N5240-60091).
  • Page 71 Installation Procedure for the Upgrade Install clamps onto the ferrite beaded cables 3. Install clamps onto bias cables as shown. Refer to Figure 45 and to Figure 46 on page Figure 45 Install the clamps onto the port 1 bias cables (N5240-60097 (x4) and 1400-1334 x6) as shown.
  • Page 72 Installation Procedure for the Upgrade Figure 46 Install the clamps onto the port 2 bias cables (N5240-60097 and 1400-1334 x2) as shown. Installation Note N5222-90125...
  • Page 73 Installation Procedure for the Upgrade Step 41. Install the Other End of the Bias-Tee Combiner Cables to the Source Synthesizer and LO Synthesizer Board Gray Cables Refer to Figure 47. New parts are listed in Table 1 on page 1. The analyzer should be positioned on its left side (fans facing upwards) as shown.
  • Page 74 Installation Procedure for the Upgrade Step 42. Replace the Front Panel’s Lower Dress Panel Before the front panel’s lower dress panel can be replaced, the 2-port lower dress panel and the lower front panel label must be removed from the front panel assembly.
  • Page 75 Installation Procedure for the Upgrade Step 43. 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 — Be sure to install the two new screws (0515-1946) in the front panel, next to test ports 3 and 4.
  • Page 76 Installation Procedure for the Upgrade Step 46. DC Continuity Test the LFE Board and Test Ports The DC continuity test verifies that the LFE board is installed correctly and does not have any opens or shorts in the DC path. 1.
  • Page 77 2. Right click the on the desired option and click Delete. 3. In the Keysight License Manager dialog box that appears, press or click Yes to confirm delete. 4. A message displays stating that the option removal was successful.
  • Page 78 — The analyzer must be powered up and operating to perform this procedure. — The Network Analyzer program must not be running. — Refer to the license message you received from Keysight: Verify that the analyzer’s model and serial numbers match those on the license message you received from Keysight.
  • Page 79 Installation Procedure for the Upgrade 6. On the analyzer, click or press to open the KLM software from your PNA’s Windows taskbar by pressing Start > More Programs > Keysight License Manager folder > Keysight License Manager and verify the options are correct.
  • Page 80 Installation Procedure for the Upgrade Step 53. Perform Post-Upgrade Adjustments and Calibration Adjustments IMPORTANT! The 10 MHz reference crystal oscillator is the most accurate after running for three hours. The 10 MHz Frequency Reference Adjustment can be run after the PNA has warmed up for 90 minutes, and the other adjustments can be completed in the order presented, but then the 10 MHz Frequency Reference Adjustment should be repeated after the PNA has been able to warm up for three hours.
  • Page 81 Installation Procedure for the Upgrade 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 82 Installation Procedure for the Upgrade 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. To view information on the performance test software, click the Chapter 3 bookmark “Tests and Adjustments”...
  • Page 83 Installation Procedure for the Upgrade Step 54. 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. 3.
  • Page 84 Installation Procedure for the Upgrade Installation Note N5222-90125...
  • Page 85 If you do not have the following equipment, do not attempt to the process in the Appendix, because you may damage the board and or your instrument. Stop and return the instrument to Keysight for repair. Refer to “Getting Assistance from Keysight” on page This process requires the following: —...
  • Page 86 1. If you have already removed your synthesizer board, proceed to step Else, to remove your synthesizer board, refer to the Service Guide for your instrument that can be downloaded from www.keysight.com. 2. Remove resistor R71. Refer to Figure 1 on page 3.
  • Page 87 Synthesizer Board Upgrade (N5240-60074 (with Tabs)/N5240-60076 (Without Tabs) Version F/G to Version H) Procedure μ 7. Replace with capacitor 22 F (0161-4279). Refer to Figure 1 on page Ω Figure 1 Remove old resistor and capacitor and replace with resistor 1 k (0699-3947) μ...
  • Page 88 Figure 2 on page c. In the window that opens: Enter the password (i.e., “tsunami”). d. In the Keysight PNA EEPROM Editor window that opens: Scroll down to the FW Revision: box and select the “F” or “G” and replace by typing “H”.
  • Page 89 Synthesizer Board Upgrade (N5240-60074 (with Tabs)/N5240-60076 (Without Tabs) Version F/G to Version H) Procedure Figure 2 EEPROM Header Info Window Appendix - Synthesizer Board A– 5...
  • Page 90 Synthesizer Board Upgrade (N5240-60074 (with Tabs)/N5240-60076 (Without Tabs) Version F/G to Version H) Procedure Figure 3 EEPROM Editor Window A–6 Appendix - Synthesizer Board...
  • Page 91 Installation Note Xxxxx-xxxxx...
  • Page 92 This information is subject to change without notice. © Keysight Technologies 2000-2021 Edition 1, October 2021 www.keysight.com...

This manual is also suitable for:

N5222b option 220Pna n5221b option 420N5222b option 420