Keysight Technologies N5221B Manual

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Installation Note

Keysight - Add 4-Port Capability

Upgrade Kit for

Version 7 Synthesizers

(For Models With Direct Digital Synthesis (Only))

To Upgrade PNA N5221B and N5222B Option 220 to Option 420

Upgrade Kit Order Number: N5221BU- 680 and N5222BU- 680

Keysight Kit Number: N5222-60131

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Summary of Contents for Keysight Technologies N5221B

Page 1 Keysight - Add 4-Port Capability Upgrade Kit for Version 7 Synthesizers (For Models With Direct Digital Synthesis (Only)) To Upgrade PNA N5221B and N5222B Option 220 to Option 420 Upgrade Kit Order Number: N5221BU- 680 and N5222BU- 680 Keysight Kit Number: N5222-60131...
Page 2 DOCUMENT THAT CONFLICT WITH THESE TERMS, THE WARRANTY beyond those set forth in the TERMS IN THE SEPARATE EULA shall apply, except to the © Keysight Technologies, Inc. AGREEMENT WILL CONTROL. extent that those terms, rights, or 2000-2020 licenses are explicitly required...
Page 3 Upgrade Kit Number: N5222-60131 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: — a x4 direct digital synthesizer (DDS) assembly —...
Page 4 Description of the Upgrade Getting Assistance from Keysight 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 Description of the Upgrade Getting Prepared 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 6 Description of the Upgrade Getting Prepared License Key Redemption Ensure that you are connected to an external server, before attempting to download your email and license key file. If you are unfamiliar with the licensing process, refer to the http://literature.cdn.keysight.com/litweb/pdf/N5242-90024.pdf. The enclosed Software Entitlement Certificate is a receipt, verifying that you have purchased a licensed option for the PNA of your choice.
Page 7 Description of the Upgrade Getting Prepared Verify the Model/Version of HMA26.5 Installed This upgrade kit contains components for use with PNA models using the legacy HMA26.5 part number 5087-7765. If your PNA has the newer HMA26.5 part number N5240-60101 installed you may discard these parts: —...
Page 8 Description of the Upgrade Getting Prepared Downloading the Online PNA Service Guide To view the online 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: N5222B) and click Search.
Page 9 Description of the Upgrade 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 Description of the Upgrade Getting Prepared About Installing the Upgrade Products affected N5221B and N5222B Option 220 with x2 DDS installed Installation to be performed by Keysight service center or personnel qualified by Keysight Estimated installation time 5 hours Estimated adjustment time...
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 Description of the Upgrade Items Included in the Upgrade Kit Table 2 Contents of Upgrade Kit N5222-60131 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...
Page 13 Description of the Upgrade Items Included in the Upgrade Kit Table 2 Contents of Upgrade Kit N5222-60131 Description Part Number Desig. RF cable, W5 to A26 port 3 receiver coupler N5222-20041 RF cable, A8 source (2) board P3 to W8 on bottom of analyzer – Top Cable N5222-20063 RF cable, W7 to A23 port 4 receiver coupler N5222-20042...
Page 14 Description of the Upgrade Items Included in the Upgrade Kit Table 2 Contents of Upgrade Kit N5222-60131 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...
Page 15 Description of the Upgrade 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 Description of the Upgrade Installation Procedure for the Upgrade “Step 21. Install the A72 and A73 Bias Tee Combiner Assemblies.” “Step 22. Assemble the A29 - A32 Test Port Coupler Assemblies.” “Step 23. Install the LED Boards and Test Port Coupler Assemblies On the 4-Port Test Set Front Plate.”...
Page 17 Description of the Upgrade Installation Procedure for the Upgrade “Step 47. Position the Cables and Wires to Prevent Pinching.” “Step 48. Reinstall the Inner Cover.” “Step 49. Reinstall the Outer Cover.” “Step 50. Remove Option 220 License.” “Step 51. Enable Option 420.” “Step 52.
Page 18 Description of the Upgrade Installation Procedure for the Upgrade Step 2. Remove the Outer Cover For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide Step 3. Remove the Inner Cover For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide Step 4.
Page 19 Description of the Upgrade Installation Procedure for the Upgrade Step 6. 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.
Page 20 Description of the Upgrade Installation Procedure for the Upgrade Step 7. Remove the A75 Low Frequency Extension (LFE) Board IMPORTANT! Save all mounting hardware for reuse. 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 ➀...
Page 21 Description of the Upgrade Installation Procedure for the Upgrade Step 8. 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 22 Description of the Upgrade Installation Procedure for the Upgrade Step 9. Remove Some of the Mixer Brick (MXB) Cables ➀ Remove one end of some the mixer brick (MXB) gray cables (item through ➂ ). Refer to Figure 5. These cables are not reused and can be discarded. Figure 5 Remove the one end of the IF gray cables to the IF MUX board (N5242-60025 and N5242-60026)
Page 23 Description of the Upgrade Installation Procedure for the Upgrade Step 10. 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 6 on page 23 ➀...
Page 24 Description of the Upgrade Installation Procedure for the Upgrade Step 11. Remove the A70 LFE Board Bracket ➀ Remove the LFE bracket as indicated (item ). Refer to Figure Figure 7 Remove the Screws (x4) and LFE Bracket (0515-0372, N5240-00011) Installation Note N5222-90131...
Page 25 Description of the Upgrade Installation Procedure for the Upgrade Step 12. 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. Leave the gray flexible cables, the wire harnesses, and the ribbon cables connected where possible.
Page 26 Description of the Upgrade Installation Procedure for the Upgrade — W42 (N5222-20073) A21 HMA26.5 to A23 mixer brick — W12 (N5222-20068) Port 1 CPLR THRU to A29 port 1 coupler — W12 (N5222-20068) Port 1 CPLR THRU to A29 port 1 coupler —...
Page 27 Description of the Upgrade Installation Procedure for the Upgrade Step 14. Assemble the A24 Mixer Brick and A22 Splitter Assemblies 1. Follow the instruction shown in Figure 8 Figure 8-1. New parts are listed in Table 2 on page 11 of this document.
Page 28 Description of the Upgrade Installation Procedure for the Upgrade Figure 8-1 A24 Mixer Brick Brick Assembly (cont.) – (0960-0055, 5087-7139 N5242-60019, N5242-60020, N5242-60021, N5242-60022, N5242-60023, and N5242-60024) 1. The A22 splitter (5087-7139) and N5222-20007, N5222-20008, and N5222-20009 cables are only used with a legacy HMA26.5 p/n: 5087-7765.
Page 29 Description of the Upgrade Installation Procedure for the Upgrade Step 15. Install the A23/A24 Mixer Brick Brick Assembly Follow instruction 1 shown in Figure 9. New parts are listed in Table 2 on page 11 of this document. Figure 9 Mixer Brick Brick and Receiver Coupler Assemblies Installation (0515-0430) Installation Note N5222-90131...
Page 30 Description of the Upgrade Installation Procedure for the Upgrade Step 16. Assemble the A26 and A27 Receiver Bridge Assemblies Follow the instructions shown in Figure 10. New parts are listed in Table 2 on page 11 of this document. Figure 10 A26 and A27 Receiver Bridge Assemblies (5087-7757, N5242-00006, and 0515-1410) bridge...
Page 31 Description of the Upgrade Installation Procedure for the Upgrade Step 18. Assemble A35/A36 Source and A43/A44 Receiver Attenuators Refer to Figure 11 for this step of the procedure. New parts are listed in Table 2 on page 11. Use a T-10 TORX driver to tighten all screws. Figure 11 Assemble the Receiver and Source Attenuators (N5242-60008 (x4), N5242-00007 (x2), 33321-60078 (x4), 8121-0982 (x2), 0515-0272 (x4))
Page 32 Description of the Upgrade Installation Procedure for the Upgrade Step 19. Install A35/A36 Source and A43/A44 Receiver Attenuators Refer to Figure 12 for this step of the procedure. New parts are listed in Table 2 on page 11. Use a T-10 TORX driver to tighten all screws. Figure 12 Install the Receiver and Source Attenuators (0515-00430 (x4)) Installation Note N5222-90131...
Page 33 Description of the Upgrade Installation Procedure for the Upgrade Step 20. Assemble the A72 (Port 3) and A73 (Port 4) Bias Tee Combiner Assemblies Refer to Figure 13 for this step of the procedure. New parts are listed in Table 2 on page 11.
Page 34 Description of the Upgrade Installation Procedure for the Upgrade Step 21. Install the A72 and A73 Bias Tee Combiner Assemblies Refer to Figure 14 for this step of the procedure. New parts are listed in Table 2 on page 11. Use a T-10 TORX driver to tighten all screws. 1.
Page 35 Description of the Upgrade Installation Procedure for the Upgrade Refer to Figure 15 for this step of the procedure. New parts are listed in Table 2 on page 11. Torque to 9 in-lbs. 3. Install the bias tee combiner assemblies using 0515-0372 (x4) screws as shown.
Page 36 Description of the Upgrade Installation Procedure for the Upgrade Step 22. 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 37 Description of the Upgrade Installation Procedure for the Upgrade Step 23. 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.
Page 38 Description of the Upgrade Installation Procedure for the Upgrade Step 24. Install the Bulkhead Connectors in the Test Set Front Plate Refer to Figure 18 for this procedure. New parts are listed in Table 2 on page 1. Locate the bulkhead connectors you removed earlier from the 2-port test set front plate of the PNA.
Page 39 Description of the Upgrade Installation Procedure for the Upgrade Step 25. Install the 4-Port Coupler Plate Assembly to the Deck Follow the four instructions shown in Figure Figure 19 Coupler Plate Assembly Installation Installation Note N5222-90131...
Page 40 Description of the Upgrade Installation Procedure for the Upgrade Step 26. Remove the Old A11 (x2) Direct Digital Synthesizer (DDS) Assembly and Cables This section contains the following: — “A. Remove the DDS Cables” — “B. Remove the DDS Assembly” A.
Page 41 Description of the Upgrade Installation Procedure for the Upgrade B. Remove the DDS Assembly Follow the two instructions shown in Figure The (x2) DDS assembly will not be reused. Figure 21 Remove the Old (x2) DDS Assembly Installation Note N5222-90131...
Page 42 Description of the Upgrade 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 22 A5 Source 1 Assembly (5087-7342, N5222-20062, N5222-20063, and N5222-20064) Installation Note N5222-90131...
Page 43 Description of the Upgrade Installation Procedure for the Upgrade Step 28. Install the A8 26.5 GHz Source 2 Assembly Follow the three instructions shown in Figure Figure 23 A8 Source 2 Assembly Installation (0515-0380 (x2)) Installation Note N5222-90131...
Page 44 Description of the Upgrade Installation Procedure for the Upgrade Step 29. Install the *NEW* A11 (x4) Direct Digital Synthesizer (DDS) Assembly and Cables 1. Install the A11 DDS assembly (N5240-60102) into slot 5 in the motherboard. Secure the board into the chassis using two screws (0515-0380).
Page 45 Description of the Upgrade Installation Procedure for the Upgrade Figure 24 Install Semirigid Cables to DDS Assembly and Source 1 and Source 2 (N5240-20121, N5240-20122, N5240-20123) Torque all cables to 10 in-lbs. Installation Note N5222-90131...
Page 46 Description of the Upgrade Installation Procedure for the Upgrade 3. Connect the following reused gray cables as shown in Figure 25 on page ① — —W69 (8120-5063) (reuse) Rear-panel REF IN to A11 DD synthesizer assembly J9 ➁ — —W68 (8120-5063) (reuse) A11 DD synthesizer assembly J10 to rear-panel REF OUT ③...
Page 47 Description of the Upgrade Installation Procedure for the Upgrade ③ — —W61 (N5242-60014) (reuse) A20 IF multiplexer board P403 to A12 SPAM board J4 ➃ — —W62 (N5242-60024) A20 IF multiplexer board P603 to A12 SPAM board J5 ➄ — —W63 (N5242-60016) (reuse) A20 IF multiplexer board P803 to A12 SPAM board J6 ➅...
Page 48 Description of the Upgrade 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 ➀ N5242-60015), to the A20 IF MUX board as indicated in Figure 27 (items ➁...
Page 49 Description of the Upgrade Installation Procedure for the Upgrade Step 32. Install the New Mixer Brick (MXB) Cables and Route Cables ➀ Reconnect the other end of the new mixer brick (MXB) cables (item ) and all ➁ ➆ of the IF multiplexer (IF MUX) gray cables (items through ).
Page 50 Description of the Upgrade Installation Procedure for the Upgrade Figure 29 Route the existing IF gray cables Installation Note N5222-90131...
Page 51 Description of the Upgrade 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 52 Description of the Upgrade 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 49.
Page 53 Description of the Upgrade 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 ➀...
Page 54 Description of the Upgrade 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 55 Description of the Upgrade 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, and N5242-60024, were installed previously “Step 29. Install the *NEW* A11 (x4) Direct Digital Synthesizer (DDS) Assembly and Cables”...
Page 56 Description of the Upgrade Installation Procedure for the Upgrade ➃ — — W22 (N5222-20018) A31 port 4 coupler to front-panel Port 4 CPLR ➄ — – 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 ①...
Page 57 Description of the Upgrade Installation Procedure for the Upgrade ➁ — — W75 (N5222-20002) A26 port 3 receiver coupler to A35 port 3 source attenuator) ➂ — — W90 (N5222-20006) A43 port 3 receiver attenuator to A24 mixer brick ➃ —...
Page 58 Description of the Upgrade Installation Procedure for the Upgrade Figure 33 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 59 Description of the Upgrade Installation Procedure for the Upgrade — W202 (N5222-20126) RF cable, A24 mixer brick (top connector) to A21 HMA25.6 A24 mixer brick (top connector) – 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.
Page 60 Description of the Upgrade Installation Procedure for the Upgrade Figure 33-1 Install semirigid cables (Example Shown is For Units With a A22 Splitter Installed) Installation Note N5222-90131...
Page 61 Description of the Upgrade Installation Procedure for the Upgrade Figure 34 Install N5222-20118 and Verify A74 port 2 bias combiner semirigid cables (N5222-20034) Installation Note N5222-90131...
Page 62 Description of the Upgrade 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 N5222-90131...
Page 63 Description of the Upgrade 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 N5222-90131...
Page 64 Description of the Upgrade 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 N5222-90131...
Page 65 Description of the Upgrade 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 N5222-90131...
Page 66 Description of the Upgrade Installation Procedure for the Upgrade Figure 39 Install A72 port 2 and A73 port 4 bias combiner semirigid cables (N5222-20117 and N5222-20119) Installation Note N5222-90131...
Page 67 Description of the Upgrade Installation Procedure for the Upgrade Figure 40 Install N5222-20101 semirigid cable and clamps 1400-0249 (x3) Installation Note N5222-90131...
Page 68 Description of the Upgrade 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 69 Description of the Upgrade 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 70 Description of the Upgrade 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 71 Description of the Upgrade 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.
Page 72 Description of the Upgrade Installation Procedure for the Upgrade Step 40. Install/Reinstall the A71–74 Bias-Tee combiner’s Gray Low Frequency Extension (LFE) DC Bias Cables and Route Cables This step contains the following: — “Install the A7–74 bias-Tee combiner’s blue Low Frequency Extension (LFE) DC bias Cables”...
Page 73 Description of the Upgrade Installation Procedure for the Upgrade 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). Route Cables 2.
Page 74 Description of the Upgrade 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 x2) as shown.
Page 75 Description of the Upgrade 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 N5222-90131...
Page 76 Description of the Upgrade Installation Procedure for the Upgrade Step 41. Install the Other End of the A70 LFE Board Cables to the A11 Direct Digital Synthesizer (DDS) Assembly Gray Cables Refer to Figure 47. New parts are listed in Table 2 on page 1.
Page 77 Description of the Upgrade 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 78 Description of the Upgrade 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 —...
Page 79 Description of the Upgrade 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 80 Description of the Upgrade Installation Procedure for the Upgrade Step 50. Remove Option 220 License Procedure Requirements — The analyzer must be powered up and operating to perform this procedure. — The Network Analyzer program must not be running. — A keyboard and mouse must be connected to the network analyzer. Option 220 License Removal Procedure 1.
Page 81 Description of the Upgrade Installation Procedure for the Upgrade Step 51. Enable Option 420 Procedure Requirements For this step, you will need a USB flash drive. A single license file may contain more than one feature. — The analyzer must be powered up and operating to perform this procedure. —...
Page 82 Description of the Upgrade Installation Procedure for the Upgrade Figure 49 Editing a Keysight License File Using a Text Editor. Note: This figure may not contain your specific features and is an example only. In this example N5242B-422 is the incorrect feature. N5242B-423 is the correct feature.
Page 83 Step 52. Verify the PNA Analyzer Program is Running with the Correct Options If the option is still not enabled or if your old option(s) have been removed, contact Keysight Technologies. Refer to “Getting Assistance from Keysight” on page 1. Start the Network Analyzer program.
Page 84 Description of the Upgrade Installation Procedure for the Upgrade Step 53. 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 85 Description of the Upgrade Installation Procedure for the Upgrade — 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. — Click Backup EEPROM. —...
Page 86 Description of the Upgrade 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 87 Installation Note Xxxxx-xxxxx...
Page 88 This information is subject to change without notice. © Keysight Technologies 2000-2020 Edition 1, September 2020 www.keysight.com...

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