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Keysight N5241BU-622 Installation Note
Keysight N5241BU-622 Installation Note

Keysight N5241BU-622 Installation Note

Add 4-port capability upgrade kit to upgrade pna-x n5241b, n5242b or n5249b option 222 to option 422

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Keysight
Add 4-Port Capability Upgrade Kit
To Upgrade PNA-X N5241B, N5242B or
N5249B Option 222 to Option 422
Upgrade Kit Order Number: N5241BU- 622, N5242BU- 622, and
N5249BU- 622
Keysight Kit Number: N5242-60123
Installation Note

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Summary of Contents for Keysight N5241BU-622

  • Page 1 Keysight Add 4-Port Capability Upgrade Kit To Upgrade PNA-X N5241B, N5242B or N5249B Option 222 to Option 422 Upgrade Kit Order Number: N5241BU- 622, N5242BU- 622, and N5249BU- 622 Keysight Kit Number: N5242-60123 Installation Note...
  • Page 2 PERFORMANCE OF THIS to the public to use, modify, DOCUMENT OR ANY INFORMATION reproduce, release, perform, CONTAINED HEREIN. SHOULD display, or disclose commercial KEYSIGHT AND THE USER HAVE A computer software or SEPARATE WRITTEN AGREEMENT commercial computer software WITH WARRANTY TERMS...
  • Page 3 Keysight Option 222 to 422 4-Port Capability Upgrade Kit Upgrade Kit for N5241B/42B/49B Microwave Network Analyzers Installation Note Description of the Upgrade The following may apply to your "B" model PNA: In June 2013, the N5241A/AS and N5242A/AS analyzers underwent significant hardware changes.
  • Page 4 Description of the Upgrade This upgrade converts your N5241B, N5242B, or N5249B Option 222 2-port analyzer to a N5241B, N5242B, or N5249B Option 422 4-port analyzer by adding: — an additional source bypass switch — an additional mixer brick — two additional bridges —...
  • Page 5 Keysight representative can determine whether your product is still within its warranty period. If You Have Problems With the Upgrade Kit Contents Keysight stands behind the quality of the upgrade kit contents. If you have problems with any item in the kit, refer to www.keysight.com and the Contact Keysight link.
  • Page 6: Service Guide

    Keysight Web page to request a license key file for the instrument that will receive the option. To enable the option product(s), you must request license key(s) file from the Keysight Software Manager: http://www.keysight.com/find/softwaremanager: To complete the request, you will need to gather the following information: —...
  • Page 7 Using the information just gathered, you must request license key(s) from the Keysight Software Manager: http://www.keysight.com/find/softwaremanager. You will need to provide an email address, to which Keysight will promptly email your license key file. Refer to “License Key Redemption” on page...
  • Page 8 21 in-lb. About Installing the Upgrade Products affected N5241B, N5242B, and N5249B Option 222 Installation to be performed by Keysight service center or personnel qualified by Keysight Estimated installation time 5 hours Estimated adjustment time 0.5 hours Estimated full instrument calibration time 4.5 hours...
  • Page 9 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 Table 1 Contents of Upgrade Kit N5242-60123...
  • Page 10 Items Included in the Upgrade Kit Table 1 Contents of Upgrade Kit N5242-60123 Description Part Number Desig. Gap pad (between each coupler and test set front sub panel) E4403-20033 Vibration mount (between couplers 1 & 3, and 2 & 4) 0460-2725 Mounting nut (for port 3 &...
  • Page 11 Items Included in the Upgrade Kit Table 1 Contents of Upgrade Kit N5242-60123 Description Part Number Desig. A20 IF multiplexer (P603) to A12 SPAM (J5) N5242-60015 A26 port 3 bridge to A35 port 3 source attenuator N5222-20002 A35 port 3 source attenuator to front-panel Port 3 SOURCE OUT N5222-20019 A27 port 4 bridge to A36 port 4 source attenuator N5222-20001...
  • Page 12 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 13: Cable Guard

    If the model number, serial number, or option number do not match those on your license key, 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 14 Installation Procedure for the Upgrade Step 4. Remove the Front Panel Assembly For instructions, click the Chapter 7 bookmark “Removing and Replacing the Front Panel Assembly” in the PDF Service Guide Step 5. Remove the A19 Test Set Motherboard For instructions, click the Chapter 7 bookmark “Removing and Replacing the A19 Test Set Motherboard”...
  • Page 15 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. 4. Remove the following gray flexible cables: —...
  • Page 16 Installation Procedure for the Upgrade Refer to Figure 2 in this document for the remainder of this step. 4. If the PNA does not include Option 029, follow all eleven instructions shown in Figure 2. If the PNA does include Option 029, omit instruction 2 and the unnumbered instruction to install a splitter - it is already installed.
  • Page 17 Installation Procedure for the Upgrade Step 10.Assemble the A26 and A27 Test Port Bridges Follow the two instructions shown in Figure Figure 3 A26 and A27 Test Port Bridge Assembly Installation Note N5242-90123...
  • Page 18 Installation Procedure for the Upgrade Step 11. Install the Mixer Bricks Assembly and Test Port Bridge Assemblies Follow the two instructions shown in Figure Figure 4 A23, A24 Mixer Bricks Installation and A26, A27 Test Port Bridges Installation Installation Note N5242-90123...
  • Page 19 Installation Procedure for the Upgrade Step 12.Assemble the A35, A36 Source Attenuators and the A43, A44 Receiver Attenuators Follow the five instructions shown in Figure Figure 5 A35, A36 Source Attenuators Assembly and A43, A44 Receiver Attenuators Assembly Installation Note N5242-90123...
  • Page 20 Installation Procedure for the Upgrade Step 13. Assemble the Port 4 Source Bypass Switch Assembly Follow the two instructions shown in Figure Figure 6 Port 4 Source Bypass Switch Assembly Installation Note N5242-90123...
  • Page 21 Installation Procedure for the Upgrade Step 14. Install the Port 4 Source Bypass Switch Assembly Follow the instruction shown in Figure Figure 7 Port 4 Source Bypass Switch Installation Installation Note N5242-90123...
  • Page 22 Installation Procedure for the Upgrade Step 15. 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” in the PDF Service Guide 2.
  • Page 23 Installation Procedure for the Upgrade Step 16.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. 2.
  • Page 24 Installation Procedure for the Upgrade Step 17.Install the Bulkhead Connectors in the Test Set Front Plate Refer to Figure 10 for this procedure. New parts are listed in Table 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 25 Installation Procedure for the Upgrade Step 18.Install the Coupler Plate Assembly to the Deck Follow the four instructions shown in Figure Figure 11 Coupler Plate Assembly Installation Installation Note N5242-90123...
  • Page 26 Installation Procedure for the Upgrade Step 19. Install the Bulkhead Connectors and Jumper on the Rear Panel 1. Remove hole plugs from the following rear panel connector openings: — PORT 4—SW TSET IN (J3) — PORT 4—SW SRC OUT (J4) New parts are listed in Table 1 on page 9 for this step of the procedure.
  • Page 27 Installation Procedure for the Upgrade Step 20.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 semirigid cables. Some flexing of the cables may be necessary but do not over-bend them.
  • Page 28 Installation Procedure for the Upgrade — W128 (reuse) (N5242-20134 or N5242-20303) A53 port 2 bypass switch to front-panel Port 2 SOURCE OUT — W127 (reuse) (N5242-20116 or N5242-20292) A37 port 2 source attenuator to A53 port 2 bypass switch — W129 (reuse) (N5242-20117 or N5242-20293) A53 port 2 bypass switch to A54 port 2 bridge —...
  • Page 29 Installation Procedure for the Upgrade — W36 (reuse) (N5242-20042 or N5222-20032) Front-panel REF 1 RCVR R1 IN to A33 reference mixer switch — W35 (reuse) (N5242-20043 or N5222-20033) A33 reference mixer switch to front-panel REF 1 SOURCE OUT * Torque 3x Reference Mixer Switch board screws 0515-0372 to 9 in-lbs. —...
  • Page 30 Installation Procedure for the Upgrade — W43 (N5222-20007) A22 splitter to A23 mixer brick * Leave the W43 loose for now. — W42 (N5222-20009) A21 HMA26.5 to A22 splitter * Leave the W42 loose for now. — W44 (N5222-20008) A22 splitter to A24 mixer brick * Leave the W44 loose for now.
  • Page 31 Installation Procedure for the Upgrade — W30 (reuse 6) (E8356-20072 or N5222-20091) 12 front panel jumpers Semi-rigid Cables Required for Upgrading to an Option 422 PNA Without Option 029 Install the following semirigid cables in the order listed if upgrading to a PNA Option 422 without Option 029.
  • Page 32 Installation Procedure for the Upgrade * Loosen 3x screws on A33 Reference Mixer Switch board, then slide the board to the rear of the instrument to connect the following two cables (N5242-20042 and N5242-20043). — W36 (reuse) (N5242-20042 or N5222-20032) Front-panel REF 1 RCVR R1 IN to A33 reference mixer switch —...
  • Page 33 Installation Procedure for the Upgrade — W94 (reuse) (N5242-20016 or N5222-20010) A45 port 2 receiver attenuator to A23 mixer brick — W40 (reuse) (N5242-20049 or N222-20039) Front-panel REF 2 RCVR R2 IN to A23 mixer brick (R2) — W43 (N5222-20007) A22 splitter to A23 mixer brick * Leave the W43 loose for now.
  • Page 34 Installation Procedure for the Upgrade — W60 (N5242-60013) A20 IF multiplexer (P203) to A12 SPAM (J2) — W62 (N5242-60015) A20 IF multiplexer (P603) to A12 SPAM (J5) — W30 (reuse 6) (E8356-20072 or N5222-20091) 12 front panel jumpers Step 21.Reinstall the A20 IF Multiplexer Board For instructions, click the Chapter 7 bookmark “Removing and Replacing the A20 IF Multiplexer Board”...
  • Page 35 Installation Procedure for the Upgrade Step 23. 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. Refer to Figure 12 on page 35.
  • Page 36 Installation Procedure for the Upgrade Step 24.Reinstall the 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. Torque these screws to 9 in-lbs.
  • Page 37 Installation Procedure for the Upgrade Step 29. Reinstall the Outer Cover For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide Step 30. Install the Cable Guard Push the cable guard over the new front jumper cables until its cushioning material touches the front panel of the PNA.
  • Page 38 2. Right click the on the desired option and click Delete. 3. In the Select Desired Option list, click 222. 4. In the Keysight License Manager dialog box that appears, press or click Yes to confirm delete. 5. A message displays stating that the option removal was successful.
  • Page 39 Installation Procedure for the Upgrade Option Enable Procedure 1. Locate the email(s) from Keysight which contain license file attachments. These emails are a result of “Step 1. Obtain a Keyword and Verify the Information” on page A single license file may contain licenses for more than one instrument.
  • Page 40 Perform the Operator’s Check to test the basic functionality of the analyzer. For instructions, click the Chapter 3 bookmark “Tests and Adjustments” in the PDF Service Guide If you experience difficulty with the basic functioning of the analyzer, contact Keysight. Refer to “Contacting Keysight” on page Calibration Although the analyzer functions, its performance relative to its specifications has not been verified.
  • Page 41 Installation Note Xxxxx-xxxxx...
  • Page 42 This information is subject to change without notice. © Keysight Technologies 2007-2017 Edition 1, May 2017 N5242-90123 www.keysight.com...

This manual is also suitable for:

N5242bu-622N5249bu-622