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Keysight Technologies N5241BU-677 Installation Manual
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Keysight Technologies N5241BU-677 Installation Manual

Keysight Technologies N5241BU-677 Installation Manual

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Keysight - N5241/2/9A&B
Add 4-Port Capabilities -
Upgrade Kit
(For Version 7
Synthesizers)
- Installation Guide
(For Models With Direct Digital
Synthesis (Only))
To Upgrade PNA N5241B, N5242B, or
N5249B Option 217 to Option 417
For Analyzers with Serial Numbers
Prefixed MY/SG/US5201 and Above
Upgrade Kit Order Numbers:
N5241BU-677, N5242BU- 677 and
N5249BU- 677
Keysight Kit Number: N5242-60127
This is the Installation Guide for the N5241/2/9A&B Series Microwave Network Analyzers.
INSTALLATION GUIDE
)

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Summary of Contents for Keysight Technologies N5241BU-677

  • Page 1 N5249B Option 217 to Option 417 For Analyzers with Serial Numbers Prefixed MY/SG/US5201 and Above Upgrade Kit Order Numbers: N5241BU-677, N5242BU- 677 and N5249BU- 677 Keysight Kit Number: N5242-60127 This is the Installation Guide for the N5241/2/9A&B Series Microwave Network Analyzers.

  • Page 2: Safety Notices

    COVERING THE MATERIAL IN THIS DOCUMENT THAT CONFLICT WITH government requirements THESE TERMS, THE WARRANTY beyond those set forth in the © Keysight Technologies, Inc. TERMS IN THE SEPARATE EULA shall apply, except to the 2009-2022 AGREEMENT WILL CONTROL. extent that those terms, rights, or...
  • Page 5 Keysight Add 4-Port Capability Upgrade Kit Upgrade Kit Number: N5242-60127 Installation Note Description of the Upgrade The following may apply to your “B” model PNA–X: In June 2013, the N5241A/AS and N5242A/AS analyzers underwent significant hardware changes. Some components that have 2.4 mm connectors (bias tees, couplers, and some semi-rigid cables) were replaced with components that have 3.5 mm connectors.
  • Page 6 Description of the Upgrade Description of the Upgrade This upgrade converts your N5241B or N5242B or N5249B Option 217 2-port analyzer to a N5241B, N4242B, or N5249B with Option 417: — an additional 26.5 GHZ source board — a x4 direct digital synthesizer (DDS) assembly —...

  • Page 7: Getting Assistance From Keysight

    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 8: Getting Prepared

    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 9 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 https://www.keysight.com/us/en/assets/9018-04534/installation-guides /9018-04534.pdf (N5242-90024).
  • Page 10 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 11 Description of the Upgrade Getting Prepared Downloading the Online PNA–X Service Guide To view the online Service Guide for your PNA–X model number, use the following steps: 1. Go to www.keysight.com. 2. In the Search box, enter the model number of the analyzer (e.g., N5232B) and click Search.

  • Page 12: Tools Required For The Installation

    Description of the Upgrade Getting Prepared Tools Required for the Installation Description Part Number 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 torque wrench - set to 21 in-lbs (2.38 N.m) 3/16-in (5 mm) nutsetter or open end torque wrench - set to 6 in-lbs (0.68 N.m) 5/8-in (16 mm) nutsetter or open end torque wrench - set to 21 in-lbs (2.38 N.m)
  • Page 13 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 14 Description of the Upgrade Items Included in the Upgrade Kit Table 1-1 Contents of Upgrade Kit N5242-60127 Description Part Number Desig. Bulkhead connector assembly for test set front plate 1250-3805 SMA male straight 50-ohm 1250-4261 Lower Dress Panel, 4-port N5240-00009 Lower front panel overlay, 4-port (Option 417) N5242-80031 Test set front plate, 4-port...
  • Page 15 Description of the Upgrade Items Included in the Upgrade Kit Table 1-1 Contents of Upgrade Kit N5242-60127 Description Part Number Desig. A32 port 2 coupler to front-panel Port 2 CPLR ARM N5222-20034 Front panel jumpers N5222-20091 REF 3 RCVR R3 IN to A24 mixer brick (R3) N5242-20270 REF 4 RCVR R4 IN to A24 mixer brick (R4) N5242-20271...
  • Page 16 Description of the Upgrade Items Included in the Upgrade Kit Table 1-1 Contents of Upgrade Kit N5242-60127 Description Part Number Desig. Ribbon cable, A19 test set motherboard J213 to A24 mixer brick 2 N5242-60006 A PNA Option 217 with Option 029 being upgraded to Option 417 with Option 029 will require the items previously listed and the following items also.

  • Page 17: Overview Of The Installation Procedure

    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 18 Description of the Upgrade Installation Procedure for the Upgrade “Step 18. Install the *NEW* A11 (x4) Direct Digital Synthesizer (DDS) Assembly and Cables.” “Step 19. Install the Test Set Cables.” “Step 20. Reinstall the A19 Test Set Motherboard.” “Step 21. Replace the Front Panel’s Lower Dress Panel.” “Step 22.

  • Page 19: Step 4. Remove The Front Panel Assembly

    Description of the Upgrade Installation Procedure for the Upgrade Step 3. Remove the Inner Cover For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide Step 4. Remove the Front Panel Assembly For instructions, click the Chapter 7 bookmark “Removing and Replacing the Front Panel Assembly”...
  • Page 20 Description of the Upgrade Installation Procedure for the Upgrade Reference Description Type Designator W141 A55 noise downconverter to A7 noise receiver board LO W143 A55 noise downconverter to A7 noise receiver board RF a. SR = semirigid coaxial cable. These cables may be discarded - they will not be reinstalled. —W70 (N5222-20073) A21 HMA26.5 to A23 mixer brick —W48 (N5222-20003) A33 reference mixer switch to A23 mixer brick (R1) —W12 (N5222-20068) A29 port 1 coupler to front-panel Port 1 CPLR THRU...
  • Page 21 Description of the Upgrade Installation Procedure for the Upgrade Step 8. Assemble the A24 Mixer Brick and A22 Splitter Refer to Figure 2 in this document for this step. New parts are listed in Table 1-1 on page 13 of this document. IMPORTANT! 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 22 Description of the Upgrade Installation Procedure for the Upgrade 4. Follow the eleven instructions shown in Figure 3. If the PNA does include Option 029A, omit instruction 2 and the unnumbered instruction to install a splitter - it is already installed. New parts are listed in Table 1-1 on page 13 of this document.
  • Page 23 Description of the Upgrade Installation Procedure for the Upgrade Step 9. Assemble the A26 and A27 Test Port Bridges Follow the two instructions shown in Figure Figure 4 A26 and A27 Test Port Bridge Assembly (5087-7757, N5242-00006, 0515-0410) Installation Note N5242-90127...
  • Page 24 Description of the Upgrade Installation Procedure for the Upgrade Step 10. Install the Mixer Bricks Assembly and Test Port Bridge Assemblies Follow the two instructions shown in Figure Figure 5 A23, A24 Mixer Bricks Installation and A26, A27 Test Port Bridges Installation (0515-0374, 0515-0430) 1.
  • Page 25 Description of the Upgrade Installation Procedure for the Upgrade Step 11. Assemble the A35 and A36 Source Attenuators and the A43 and A44 Receiver Attenuators Follow the five instructions shown in Figure Figure 6 A35, A36 Source Attenuators Assembly and A43, A44 Receiver Attenuators Assembly (0515-0372, N5242-60008, 33321-60077, 33321-60078, 8121-0982) Installation Note N5242-90127...
  • Page 26 Description of the Upgrade Installation Procedure for the Upgrade Step 12. 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 27 Description of the Upgrade Installation Procedure for the Upgrade Step 13. Install the LED Boards and Test Port Coupler Assemblies to the 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 28 Description of the Upgrade Installation Procedure for the Upgrade Step 14. Install the Bulkhead Connectors in the Test Set Front Plate Refer to Figure 9 for this procedure. New parts are listed in Table 1-1 on page 1. If your analyzer’s serial number is MY/SG/US5321 and above: Locate the bulkhead connectors you removed earlier from the 2-port test set front plate of the PNA.
  • Page 29 Description of the Upgrade Installation Procedure for the Upgrade Step 15.Install the Coupler Plate Assembly to the Deck Follow the four instructions shown in Figure Figure 10 Coupler Plate Assembly Installation (0515-0372, 0515-1227) Installation Note N5242-90127...
  • Page 30 Description of the Upgrade Installation Procedure for the Upgrade Step 15. 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 31 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 12 Remove the Old (x2) DDS Assembly Step 16. Assemble the Source 2 Board Install Cables on Source 2 Board Refer to Figure 13...
  • Page 32 Description of the Upgrade Installation Procedure for the Upgrade Figure 13 Second Source Boards Installation, Part 1 (5087-7342, N5222-20063, N5222-20062) Installation Note N5242-90127...
  • Page 33 Description of the Upgrade Installation Procedure for the Upgrade Step 17. Install the A8 26.5 GHz Source 2 Assembly ‘Refer to Figure 14 for this part of this step of the procedure. New parts are listed in Table 1-1 on page Install the A8 26.5 GHz source 2 board (5087-7837) in the analyzer as shown.
  • Page 34 Description of the Upgrade Installation Procedure for the Upgrade Step 18. 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 35 Description of the Upgrade Installation Procedure for the Upgrade Figure 15 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 N5242-90127...
  • Page 36 Description of the Upgrade Installation Procedure for the Upgrade 3. Connect the following reused gray cables as shown in Figure 16 on page  — —W69 (8120-5063) (reuse) Rear-panel REF IN to A11 DD synthesizer assembly J9  — —W68 (8120-5063) (reuse) A11 DD synthesizer assembly J10 to rear-panel REF OUT ...
  • Page 37 Description of the Upgrade Installation Procedure for the Upgrade  — —W61 (N5242-60014) (reuse) A20 IF multiplexer board P403 to A12 SPAM board J4  — —W62 (N5242-60015) A20 IF multiplexer board P603 to A12 SPAM board J5  — —W63 (N5242-60016) (reuse) A20 IF multiplexer board P803 to A12 SPAM board J6 ...
  • Page 38 Description of the Upgrade Installation Procedure for the Upgrade Step 19.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. 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 39 Description of the Upgrade Installation Procedure for the Upgrade — W91 (N5222-20022) Port 4 RCVR D IN to A44 port 4 receiver attenuator — W22 (N5222-20018) A31 port 4 coupler to front-panel Port 4 CPLR ARM — W80 (N5222-20020) A36 port 4 source attenuator to front-panel Port 4 SOURCE OUT —...
  • Page 40 Description of the Upgrade Installation Procedure for the Upgrade — W122 (reuse) (Opt 029A only) (N5242-20128) A34 port 1 source attenuator to A52 port 1 bypass switch — W83 (reuse) (N5242-20002 or N5222-20001) A28 port 2 bridge to A37 port 2 source attenuator —...
  • Page 41 Description of the Upgrade Installation Procedure for the Upgrade — W133 (reuse) (Opt 029A only) (N5242-20069 or N5242-20275) A42 port 1 receiver attenuator to A23 mixer brick (A) — W94 (reuse) (N5242-20016 or N5222-20010) A45 port 2 receiver attenuator to A23 mixer brick (B) —...
  • Page 42 Description of the Upgrade Installation Procedure for the Upgrade — W47 (reuse) (N5242-20089 or N5222-20060) A23 mixer brick to rear-panel EXT TSET DRIVE LO OUT (J5) — W41 (reuse) (N5242-20110 or N5222-20067) A11 13.5 GHz synthesizer to A21 HMA26.5 * Route cable through deck cutout to A11 synthesizer board. —...
  • Page 43 Description of the Upgrade Installation Procedure for the Upgrade 3. Reassemble the front panel’s lower dress panel assembly with the new 4-port lower dress panel (N5240-00009) by reversing the order of step 2 in the instructions previously followed. IMPORTANT! To avoid possible damage to the lower front panel overlay (label), do not attempt to attach the lower front panel label until “Step 23.
  • Page 44 Description of the Upgrade Installation Procedure for the Upgrade Step 23. Install the Front Panel Overlay To see an image of the front panel overlay, click the Chapter 6 bookmark “Front Panel Assembly, Front Side, All Options” in the PDF Service Guide .
  • Page 45 Description of the Upgrade Installation Procedure for the Upgrade Option 217 License Removal Procedure 1. To start the Keysight License Manager, press Start > Keysight License Manager > Keysight License Manager . A Keysight License Manager dialog box will appear. 2.
  • Page 46 Refer to the Adjustments (i.e., Diagnostic Tools, Utilities, and Adjustments) topic in the PNA Online Help: https://rfmw.em.keysight.com/wireless/helpfiles/N52xxB/help.htm. If the options have not been enabled or if the previous license has not been removed, contact Keysight Technologies. Refer to “Getting Assistance from Keysight” on page Installation Note N5242-90127...
  • Page 47 Description of the Upgrade Installation Procedure for the Upgrade Step 31. 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 48 Description of the Upgrade Installation Procedure for the Upgrade The adjustments listed here generate new correction constants. The analyzer must have a backup of this new data in case any of the data becomes corrupted. To store the backup data, perform these steps: —...
  • Page 49 Description of the Upgrade 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 50 Description of the Upgrade Installation Procedure for the Upgrade Installation Note N5242-90127...
  • Page 52 This information is subject to change without notice. © Keysight Technologies 2009-2022 Edition 1, December 2022 www.keysight.com...

This manual is also suitable for:

N5242bu-677N5249bu-677N5242-60127