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U3047AM08
Service Information

Service Information

This section provides information to troubleshoot and repair the U3047AM08
Test Set. Refer to

“Keysight Support, Services, and Assistance” on page

for information on returning your test set to Keysight Technologies.

Replaceable Parts

The following replaceable parts are available from Keysight Technologies
“Find-A-Part” system on the web at

http://www.keysight.com/my/faces/fapHomePage.jspx

No operator serviceable parts inside. Refer servicing to qualified

personnel. To prevent electrical shock do not remove covers.

These servicing instructions are for use by qualified personnel only. To
avoid electrical shock, do not perform any servicing unless you are
qualified to do so.

Table 1

Available Replacement Parts (SPO)

Description

Keysight Part Number

PWR Supply (AC/DC SWG 650W 9- Output)

0950-4729

Fuse (8 A 250 V non-time delay 0.0146 Ohm)

2110-0342

Fuse (5 A 250 V non-time delay Socket)

2110-0709

Network Analyzer Locking Feet

5023-0132

Couplers, 67 GHz (Pb Free)

5087-7754

Fan (rear panel)

87050-60027

Switch, Multiport (67 GHz terminated)

N1811-60019

Test Set I/O Cable

N4011-21002

Keysight U3047AM08 User's and Service Guide

Содержание U3047AM08

Страница 1: ...User s and Service Guide Keysight Technologies U3047AM08 Multiport Test Set Extension...

Страница 2: ...er software or commercial computer software documentation No additional government requirements beyond those set forth in the EULA shall apply except to the extent that those terms rights or licenses...

Страница 3: ...vels 12 Typical Reflection Tracking 13 Front and Rear Panel Features 14 Hardware Lock link Installation U3021 60002 18 Locking the Test Set to the Network Analyzer 18 N5245A or N5247A RF Interface Cab...

Страница 4: ...xternal Voltage Supply Configuration 52 Setting the Control Lines with Address and Data Values 53 Setting the network analyzer to Standalone Mode 53 Cal Kit Operational Check 55 Verification Limits 55...

Страница 5: ...duction 84 Safety Earth Ground 84 Declaration of Conformity 84 Statement of Compliance 84 Before Applying Power 85 Servicing 86 Connector Care and Cleaning Precautions 86 Electrostatic Discharge Prote...

Страница 6: ...8 Introduction This document describes how to use and service the U3047AM08 Multiport Test Set Figure 1 N5247A PNA X 4 Port with U3047AM08 6 Keysight U3047AM08 User s and Service Guide U3047AM08 Intro...

Страница 7: ...Application Notes Low Loss DUT Measurements Low loss trace ripple is a product of switch repeatability and calibration technique Low insertion loss measurements may exhibit uncertainty ripple residing...

Страница 8: ...o the analyzer s file directory c Program Files Keysight Network Analyzer testsets Network Analyzer Configuration Requirements 4 Port Network Analyzer Options Test Set File System Figure N5224 25 27A...

Страница 9: ...alyzer The interface kit model option includes the hardware lock link and cable kit listed in Table 4 Table 4 Interface Kit Options 12 Port Network Analyzer System Interface Kit Option Hardware Lock l...

Страница 10: ...on page 55 can be subtracted from the analyzers dynamic range to determine the approximate performance of the system Power Requirements Verify that the required ac power is available before installing...

Страница 11: ...and test set to be maintained within 1 C of the ambient temperature at calibration Dimensions and Space Requirements Standard installation of the test set and network analyzer includes configuration a...

Страница 12: ...be 3 dB below maximum level to ensure no damage see Table 6 below Table 6 Maximum Power Levels Maximum Power Levels U3047AM08 Test Port RF Power Levels PORT 5 12 25 dBm U3047AM08 Access Ports SOURCE...

Страница 13: ...Table 7 Typical Reflection Tracking dB Frequency Port 9 12 Port 5 8 Port 1 4 10 MHz to 500 MHz 3 dB 3 dB 3 dB 500 MHz to 3 2 GHz 5 dB 4 dB 4 dB 3 2 GHz to 10 GHz 6 dB 5 dB 6 dB 10 GHz to 16 GHz 7 dB...

Страница 14: ...rts and R indicates Receiver test ports Standby Switch Note that this switch is Standby only not a line switch The main power cord can be used as the system disconnecting device It disconnects the mai...

Страница 15: ...nother test set Test Set Interface The test set Interface connector is used to send address and data to the test set from the network analyzer Line Module The line fuse as well as a spare reside withi...

Страница 16: ...power cord selection Available Fuses Fuse F 5 A 250V 2110 0709 UL listed and CSA certified Fuse F 8 A 250V 2110 0342 UL listed and CSA certified Always use the three prong AC power cord supplied with...

Страница 17: ...047AM08 Front and Rear Panel Features Figure 4 Line Fuse Verify that the premise electrical voltage supply is within the range specified on the instrument Keysight U3047AM08 User s and Service Guide 1...

Страница 18: ...screws analyzer 0515 2317 Screw T15 M3 5 x 0 6 12 mm N5242 20138 Right Lock link test set N5242 20139 Left Lock link test set 2 Remove the feet from the bottom of the analyzer 3 Remove the 2 lower st...

Страница 19: ...e the two upper standoffs from the rear panel of the test set using a T20 Torx driver 6 Install the left and right lock links onto the test set as shown in Figure 7 Figure 7 Install Lock links to the...

Страница 20: ...lock links to the test set s upper lock link using the spring loaded screws If the analyzer s lock links are not aligned with the screw holes loosen the screws securing the feet to the instrument to...

Страница 21: ...RF interconnect cables from the network analyzer to the test set in the order listed As you are connecting each cable torque to 8 in lb Refer to Table 8 and Figure 10 Figure 10 illustrates the final t...

Страница 22: ...U3047AM08 N5245A or N5247A RF Interface Cable Connections U3021 60101 Figure 10 12 Port Interface Connections 17 x8 16 x8 22 Keysight U3047AM08 User s and Service Guide...

Страница 23: ...he rear panel similar to Figure 11 Test Set I O Cable Connection Interconnect Cable Verification 1 Perform the System Operational Checks on page 24 2 If the problem still exists perform the RF Switchi...

Страница 24: ...et and network analyzer Preset the network analyzer and make the following settings Set to Multi Port Mode Frequency range 10 MHz to 67 GHz IFBW 1 kHz Scale 10 dB Div Set the network analyzer to measu...

Страница 25: ...Port 9 Port 2 Keysight U3047A M08 RF Diagram Mechnical Switches Keysight PNA X RCVR OUT CPLR ARM D Port 4 CPLR THRU RCVR OUT CPLR ARM C Port 3 A Port 1 SOURCE IN RCVR OUT CPLR ARM CPLR THRU RCVR OUT...

Страница 26: ...Port 4 CPLR THRU RCVR OUT CPLR ARM C Port 3 A Port 1 SOURCE IN RCVR OUT CPLR ARM CPLR THRU RCVR OUT CPLR ARM 1 2 3 1 2 3 S14 1 2 3 S15 1 2 S11 1 2 3 S12 S13 1 2 3 S10 Port 6 Port 10 1 2 3 1 2 3 S24 1...

Страница 27: ...rt 4 CPLR THRU RCVR OUT CPLR ARM C Port 3 A Port 1 SOURCE IN RCVR OUT CPLR ARM CPLR THRU RCVR OUT CPLR ARM 1 2 3 1 2 3 S14 1 2 3 S15 1 2 S11 1 2 3 S12 S13 1 2 3 S10 Port 6 Port 10 1 2 3 1 2 3 S24 1 2...

Страница 28: ...conventions are used throughout this document HARDKEYS are labeled front panel keys SOFTKEYS are indicated on the instrument display Italicized in parenthesis are menu paths for the B Model analyzer S...

Страница 29: ...tion ports 5 and 9 will not operate correctly Select Trace Chan Channel Hardware Setup Path Config OR Instrument Setup Internal Hardware RF Path Config and in the drop down menu select Default OK Save...

Страница 30: ...figure Multiport Capability OR Instrument Setup External Hardware Multiport Multiport Configuration 2 Select U304xAM08_PNAX_p4 12 Port System from the drop down menu and select Restart as a multiport...

Страница 31: ...ol U3047AM08 External Test Set Control This menu will allow the physical Ports 1 thru 12 to be identified as any port for your convenience Select the Port Control down arrow for Ports 9 thru 12 For ex...

Страница 32: ...e front panel R LED indicates the port is the Receiver and the S LED indicates the port is the Source The B Model analyzer provides an S Parameter selection using the keypad For example to select S25...

Страница 33: ...lecting the Balance tab in the New Trace menu For more information on balanced differential component measurement refer to the Application Note 1373 1 and 1373 2 5988 5634EN and 5988 5635EN at http ww...

Страница 34: ...ers Tab The S Parameter measurements can be ratioed with selectable Denominators for each port and receiver Refer to the standard network analyzer documentation for more information Receiver Measureme...

Страница 35: ...al Module OR Response Cal Cal Sets Cal Kits Characterize ECals Calibrate at the end of the test port RF cables and any adapters that are used to connect the DUT This removes the effect on the measurem...

Страница 36: ...the previously saved user file from Step 1 above Figure 28 12 Port Calibration 3 Connect the ECal or the mechanical cal kit to the ports you are calibrating following the Cal Wizard prompts and click...

Страница 37: ...ware is installed on the network analyzer Measurement errors can be a result of firmware algorithms Consult with Keysight Service or firmware web page for the latest Option 551 firmware revisions and...

Страница 38: ...settings can be saved and recalled from the Interface Control dialog box or with Instrument State Save and Recall Interface Control settings can be copied to other channels using Copy Channels Contro...

Страница 39: ...select Enable Interface Control Figure 29 Accessing Interface Control Mode The PNA or PNA X Series Network Analyzer includes the Interface Control application and rear panel connection Please review t...

Страница 40: ...ons or states of DUT control interface lines Refer to Address and Data Values on page 47 Address and data integers must be separated by a period Each set of entries should be separated by a new line o...

Страница 41: ...hannel begins sweeping The After Sweep Start data is sent after the last trace on the channel sweep is completed Dwell After Command 7 Specifies a wait time in milliseconds after all commands to all i...

Страница 42: ...ies the settings and closes the dialog box Cancel Does not apply changes that were made and closes the dialog box Help Provides additional information for using the interface control application 42 Ke...

Страница 43: ...ntrol How to Access the Command Processor SCPI Command Processor Console Overview of the SCPI Control The Command Processor allows you to send address and data to control an external test set without...

Страница 44: ...ct Utility System Configure SICL GPIB SCPI OR System Setup Remote Interface SCPI Monitor Input Show SCPI Parser Console 2 Check the SCPI Command Processor Console box Figure 31 Figure 32 Command Conso...

Страница 45: ...configured by the PNA X S parameter values Method 1 provides more PNA X control capability than Method 2 The following example shows two executable commands needed to create an S parameter measurement...

Страница 46: ...est Set and can be controlled with the specific Address and Data values Each Address and Data value pair sets the Source or Receiver switch paths For an S parameter measurement two pairs of Address an...

Страница 47: ...and Receiver Port 6 address 16 data 16 Two separate commands must to be sent you may use the same dialog box Send address 0 and data 1 in one command line and address 16 and data 16 in the second lin...

Страница 48: ...ysight PNA X C Port 3 A Port 1 SOURCE IN RCVR OUT CPLR ARM CPLR THRU RCVR OUT CPLR ARM 1 2 3 1 2 3 S14 1 2 3 S15 1 2 S11 1 2 3 S12 S13 1 2 3 S10 Port 10 1 2 3 1 2 3 S24 1 2 3 S25 1 2 S21 1 2 3 S22 S23...

Страница 49: ...ltage source 2 to 5 Vdc or an external DC power supply depending on how the connection to the control line is configured When using an external power supply a positive or negative voltage can be used...

Страница 50: ...pin 13 or pin 14 5 Line 5 Control Line Output of the voltage from pin 13 or pin 14 6 Line 6 Control Line Output of the voltage from pin 13 or pin 14 7 Line 7 Control Line Output of the voltage from pi...

Страница 51: ...gure 37 Internal DC Power Configuration rear panel view Figure 37 illustrates an example of the connection between the DUT and the test set using the internal DC power supply Connect pin 12 to pin 13...

Страница 52: ...Test Set using an External Power Supply 1 Turn on the test set 2 Connect the DUT 3 Turn on the external power supply Turning Off the Test Set using an External Power Supply 1 Turn off the Power Suppl...

Страница 53: ...3 will be used The address value is always 112 Test Set DUT Control Address and Data Logic Table Address Data Description Line Pin 112 0 ALL DUT Control Lines set to logic high or connected to Pin 13...

Страница 54: ...a values Listed are two examples to illustrate this concept Refer to Figure 38 shown with all lines logic high Example 1 To change lines 1 and 8 to equal logic low all others logic high 1 Line 1 addre...

Страница 55: ...ologies for servicing or repair if the test set and network analyzer performance exceed the operational verification limits A periodic calibration is not required The Operators Check should be perform...

Страница 56: ...nlikely that you will find Cal Sets with these names 4 Verify that the network analyzer is in Multiport mode See the bottom of the measurement window a If only four S Parameters are listed select Util...

Страница 57: ...zer USB port on the front or rear panel Refer to Figure 10 on page 22 This procedure assumes you are using an ECal If you are not see 1 Port Calibration and Verification Procedure on page 58 step 2 12...

Страница 58: ...nalyzer USB port Select Use Electronic Calibration ECal Next 3 Continue following the Cal Wizard prompts In the Select Calibration Ports and ECal Module dialog box click Clear All then select Port 1 N...

Страница 59: ...the Help menu 8 Select Trace Chan Trace Delete Trace There should be no traces on the network analyzer screen 9 To launch the Cal Set Viewer toolbar Select Response Cal Manage Cals Cal Set Viewer Fig...

Страница 60: ...U3047AM08 Cal Kit Operational Check Figure 42 Typical Reflection Tracking Trace Ports 1 to 4 Figure 43 Typical Reflection Tracking Trace Ports 5 to 8 60 Keysight U3047AM08 User s and Service Guide...

Страница 61: ...U3047AM08 Cal Kit Operational Check Figure 44 Typical Reflection Tracking Trace Ports 9 to 12 Keysight U3047AM08 User s and Service Guide 61...

Страница 62: ...lowing ECal Confidence Check is a method to check the accuracy of a 1 Port calibration performed with mechanical standards or an ECal module In order to perform this check the test port of the ECal mo...

Страница 63: ...Figure 45 ECal Confidence Check 6 Select ECal Module dialog box Select the ECal Module you are using and Figure 46 select the ECal Module Memory and Factor ID OK ECal Confidence Check Trace Keysight U...

Страница 64: ...rvicing to qualified personnel To prevent electrical shock do not remove covers These servicing instructions are for use by qualified personnel only To avoid electrical shock do not perform any servic...

Страница 65: ...ead patch Torx T15 M3 5 with 0 6 thread 12 mm LG 0515 2317 2 4 mm Short female 85056 60021 Dress Nut couplers N5230 20081 Test Set Rear Lock Feet right N5242 20138 Test Set Rear Lock Feet left N5242 2...

Страница 66: ...RCVR OUT CPLR ARM CPLR THRU RCVR OUT CPLR ARM 1 2 3 1 2 3 S14 1 2 3 S15 1 2 S11 1 2 3 S12 S13 1 2 3 S10 Port 6 Port 10 1 2 3 1 2 3 S24 1 2 3 S25 1 2 S21 1 2 3 S22 S23 1 2 3 S20 Port 7 Port 11 1 2 3 1...

Страница 67: ...Pnl PCB5 Ports 6 10 LED Frt Pnl PCB4 Ports 5 9 LED Frt Pnl S22 S23 S24 S25 S30 S31 S32 S33 S35 S41 S42 S43 S44 S45 S34 J13 J14 J15 J20 J21 J22 J23 J24 J25 J30 J31 J32 J33 J34 J35 J41 J42 J43 J44 J45 K...

Страница 68: ...rear panel fan is on when the controller board supplies are operational Switch Interface Board The Switch Interface board U3025 63068 is installed on top of the test set Controller Board and provides...

Страница 69: ...ovide control of the Source Output path to network analyzer Port 1 and test set Ports 5 and 9 In the state shown in the block diagram switch 10 routes the RF Source back to the network analyzer Port 1...

Страница 70: ...3 Coupler Arm to the Receiver and test set Ports 6and 10 Coupler Arm paths are terminated SW33 to 35 Receiver to Ports 4 7 and 11 provide control of the Receiver Input path to network analyzer Port 4...

Страница 71: ...sition 2 AC line voltage checks remove AC power from the instrument a Ensure the proper AC line voltage is present at the instrument line cord b Remove the AC power cord from the instrument Confirm th...

Страница 72: ...ottom cover and using the power supply label to identify the terminal voltage values e If all of the DC Input LEDs are On and the fan is not working replace fan Figure 49 DC Power Status LEDs 4 Front...

Страница 73: ...terface and internal RF cables are cleaned and not damaged Verifying Cal Kit Operational Check Failure on page 62 3 Review the Cal Kit Operational Check on page 55 and verify the results for the port...

Страница 74: ...file is loaded into the network analyzer Refer to Network Analyzer Requirements on page 8 3 Using the I O command values confirm that the correct address and data values are used Refer to Address and...

Страница 75: ...Turn on the test set and the network analyzer 2 Preset the network analyzer and set it to Standalone Mode Select Utility System Configure Multiport Capability In the dialog box select Restart as a st...

Страница 76: ...Test Port and Source IN port indicated in Table 19 the expected results should be similar to Figure 50 and Figure 51 on page 77 Source Signal Path Test Instructions Path RF Path Description Control M...

Страница 77: ...U3047AM08 Service Information Figure 50 Source IN to Ports 5 to 8 Path Response Figure 51 Source IN to Ports 9 to 12 Path Response Keysight U3047AM08 User s and Service Guide 77...

Страница 78: ...LR S13 15 Figure 52 on page 79 2 RCVR OUT to Ports 9 0 32 P9 CPLR S13 14 15 Figure 53 on page 79 3 RCVR OUT to Ports 6 16 16 P6 CPLR S23 25 Figure 52 on page 79 4 RCVR OUT to Ports 10 16 32 P10 CPLR S...

Страница 79: ...U3047AM08 Service Information Figure 52 RCVR OUT to Ports 5 to 8 Path Response Figure 53 RCVR OUT to Ports 9 to 12 Path Response Keysight U3047AM08 User s and Service Guide 79...

Страница 80: ...THRU port indicated in Table 21 the expected results should be similar to Figure 54 Source Signal Path Test Instructions Path Test Port Group RF Path Description Control Mode Address Data Path Compone...

Страница 81: ...d results should be similar to Figure 54 on page 80 Receiver Bypass Signal Path Test Instructions Path Test Port Group RF Path Description Control Mode Address Data Path Components 1 Port 5 9 RCVR OUT...

Страница 82: ...M08 Service Information Figure 55 Test Set Top View DUT Control Bd Test Set Control Bd Bottom Bd Switch Interface Bd Top Bd Receiver Switches x12 Test Ports x8 82 Keysight U3047AM08 User s and Service...

Страница 83: ...U3047AM08 Service Information Figure 56 Test Set Bottom View Line Module Power Supply Fuse x2 Source Switches x12 Fan Keysight U3047AM08 User s and Service Guide 83...

Страница 84: ...ht com DoC Statement of Compliance This product has been designed and tested in accordance with accepted industry standards and has been supplied in a safe condition The documentation contains informa...

Страница 85: ...rious injury This product is designed for use in Installation Category II and Pollution Degree 2 Verify that the premise electrical voltage supply is within the range specified on the instrument When...

Страница 86: ...o operator serviceable parts inside Refer servicing to qualified personnel To prevent electrical shock do not remove covers The detachable power cord is the instrument disconnecting device It disconne...

Страница 87: ...making connections always wear a heel strap 9300 1126 when working in an area with a conductive floor If you are uncertain about the conductivity of your floor wear a heel strap always ground yourself...

Страница 88: ...egistered trademark of the European Community The Keysight email address is required by EU directives applicable to our product The CSA mark is a registered trademark of the CSA International This is...

Страница 89: ...rme NMB 001 du Canada IEC EN 61010 1 Canada CSA C22 2 No 61010 1 USA UL std no 61010 1 Acoustic Statement European Machinery Directive Accoustical noise emission LpA 70 dB Operator position Normal ope...

Страница 90: ...may verify the operation of the complete system Include a complete description of the service requested or of the failure and a description of any failed test and any error message Remove and retain...

Страница 91: ...Keysight U3047AM08 User s and Service Guide 91...

Страница 92: ...This information is subject to change without notice Keysight Technologies 2015 2019 Print Date May 2019 Supersedes November 2018 U3047 90004 www keysight com...

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