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Instructions
WCA2UP-03 & RSA3UP-03 IQ Input Function
WCA230A & WCA280A
Portable Wireless Communication Analyzers
RSA3303A & RSA3308A
Real-Time Spectrum Analyzers
075-1268-02
Warning
The servicing instructions are for use by qualified
personnel only. To avoid personal injury, do not
perform any servicing unless you are qualified to
do so. Refer to all safety summaries prior to
performing service.
www.tektronix.com
075126802
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Table of Contents
Related Manuals for Tektronix WCA2UP-03
Summary of Contents for Tektronix WCA2UP-03
- Page 1 Instructions WCA2UP-03 & RSA3UP-03 IQ Input Function WCA230A & WCA280A Portable Wireless Communication Analyzers RSA3303A & RSA3308A Real-Time Spectrum Analyzers 075-1268-02 Warning The servicing instructions are for use by qualified personnel only. To avoid personal injury, do not perform any servicing unless you are qualified to do so.
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Page 2: Contacting Tektronix
Copyright © Tektronix. All rights reserved. Licensed software products are owned by Tektronix or its subsidiaries or suppliers, and are protected by national copyright laws and international treaty provisions. Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes that in all previously published material. -
Page 3: Kit Description
This kit provides parts and instructions to replace the A10 A/D board and add Option 03 (IQ input function) to your WCA230A and WCA280A Portable Wireless Communication Analyzers or RSA3303A and RSA3308A Real-Time Spectrum Analyzers. This document supports Tektronix modification ECR30645. Products WCA230A and WCA280A without Option 03... - Page 4 Kit Description Figure 1: Kit parts WCA2UP-03 & RSA3UP-03 Instructions...
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Page 5: Installation Instructions
If you need further details for disassembling or reassembling the product, refer to the WCA230A and WCA280A Service Manual (Tektronix part number 071-1257-00) or the RSA3303A and RSA3308A Service Manual (Tektronix part number 071-1412-XX). CAUTION. To prevent static discharge damage, service the product only in a static-free environment. - Page 6 3. Remove the center two screws securing the cabinet to the rear panel. 4. Slide the cabinet backward. As you remove the cabinet, take care not to bind or snag it on the analyzer’s internal cabling. Figure 2: Cabinet removal WCA2UP-03 & RSA3UP-03 Instructions...
- Page 7 To remove the A10 board, unplug the SMB cables from the connectors indicated by ovals (Refer to step 3 on page 6). WCA280A or RSA3308A only Front connection Front Figure 3: Top view of the card cage WCA2UP-03 & RSA3UP-03 Instructions...
- Page 8 3. Disconnect cables to access the A10 A/D board: See Figure 3 on page 5. a. Unplug the SMB cables W40 (RF OUT) and W41 (RF IN) from the RF5 module. b. Unplug the SMB cables W30 and W31. WCA2UP-03 & RSA3UP-03 Instructions...
- Page 9 Remove the 9 screws securing the back shield bracket to the A10 board to detach the bracket. Old A10 A/D board Back shield bracket Front shield bracket Figure 5: Detaching the shield brackets WCA2UP-03 & RSA3UP-03 Instructions...
- Page 10 1. Attach the shield brackets: See Figure 6 below. a. Secure the back shield bracket to the new A10 board with 13 screws (Tektronix part number 211-0871-00; 9 were removed and 4 were included in this kit). b. Secure the front shield bracket to the A10 board with 12 screws (Tektronix part number 211-0871-00;...
- Page 11 Figure 7: Installing the IQ input connectors 2. Attach the BNC-SMB connectors: See Figure 7. Using a Phillips #1 screwdriver, attach the four BNC-SMB connectors (Tektronix part number 131-6607-00) with four screws (Tektronix part number 211-A151-00) each. WCA2UP-03 & RSA3UP-03 Instructions...
- Page 12 1. Remove the rear panel: See Figure 8 below. Using a Phillips #2 screwdriver, remove the two screws securing the rear panel to the main chassis. Rear panel Rear support bracket A10 A/D board Figure 8: Connecting SMB cables WCA2UP-03 & RSA3UP-03 Instructions...
- Page 13 2. Move the rear panel backward gently until you can plug the SMB cables to the IQ input connectors. 3. Connect the SMB cables (Tektronix part number 174-B980-00) W42, W43, W44, and W45, as shown in Figure 9, from the connectors attached in the previous step to those on the A10 A/D board.
- Page 14 After you finish the A10 A/D board and the IQ input connector installation, attach the ID label (supplied with this upgrade kit) onto the rear panel of the analyzer. Figure 10 shows the location for the label. ID label Figure 10: ID label location (rear panel) WCA2UP-03 & RSA3UP-03 Instructions...
- Page 15 2. Connect a USB mouse and a USB keyboard to the USB ports on the analyzer side panel. You can connect them to either or both ports. You can also connect the mouse to the USB port on the keyboard. USB ports Front Figure 11: USB ports (side panel) WCA2UP-03 & RSA3UP-03 Instructions...
- Page 16 Add “03” to the “Option=” line as in the following examples: Examples: Change: “Option=” to: “Option=03” Change: “Option=02,1R” to: “Option=02,1R,03” d. Save the Option.cal file. 5. Close all the windows on the desktop. 6. Turn off the analyzer. WCA2UP-03 & RSA3UP-03 Instructions...
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Page 17: Verifying Operation
3. Press the Versions and Installed Options... side key. 4. Check that Option 03 is added in the installed options list on screen (see Figure 12 below). Option 03 added Figure 12: Checking the installed option WCA2UP-03 & RSA3UP-03 Instructions... -
Page 18: Calibrating The Analyzer
Perform the auto calibration, referring to Auto Calibration located in the Adjustment Procedures section of the WCA230A and WCA280A Service Manual (Tektronix part number 071-1257-XX) or RSA3303A and RSA3308A Service Manual (Tektronix part number 071-1412-XX). NOTE. Perform the auto calibration to meet warranted limits and optimize the performance of the analyzer.
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