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U3042AM08
Service Information

Figure

61

Electrical Block Diagram

PS1

650W

DC
Power

Supply

Test
Set
Control

Bd.

PCB

1

12

/15vdc

S10

-12
/-15vdc

+24vdc

3/5
vd

c

Switch

Interface

Bd.

PCB2

Test
Set

Interface

Pass

Thru

Interface

J1

J4

J2

J3

J9

Ext.
DUT

Control

J11

J12

J14

J13

AC
Line

Filter

Assy

FS2

–

FS3

AC

IN

P10

S11

S20

J101

J100

P1

Active

ON

LED
(Frt.Pnl)

J16

J5

FAN

J15

Std.By

FS1

AC
IN

*

**

PCB7

Ports

8,12
LED
(Frt.Pnl)

J6

J7

J8

PCB6

Ports

7,

11

LED
(Frt.Pnl)

PCB5

Ports

6,

10

LED
(Frt.Pnl)

PCB4

Ports

5,

9

LED
(Frt.Pnl)

S21

S30

S31

S41

P11

P20

P21

P30

P31

P41

Front

Panel

Active

9/-
10

vd

c
N.C.

Signal

Path

Name

Test
Set
Port
Group

Ext
Control

Bd.

PCB3

(5,

15,
-15vdc)

(3,

5,

-12,
15,
-15
Vdc)

-12 Vdc

(5 Vdc)

(3,

5,

15,
-15,
24

Vdc)

NOTES:

*

The
dc

voltages

shown,

are
functionally

used

by

this
part.

**

On
board

programmed

Device.

*

**

*

*

*

*

(5 Vdc)

*

(5 Vdc)

*

(5 Vdc)

*

(5 Vdc)

S40

P40

Source

----
Receiver

-----
5

–

9

-----

Source

----
Receiver

-----
6

–

10

-----

Source

----
Receiver

-----
7

–

11

-----

Source

----
Receiver

-----
8

–

12

-----

RF
Switch

(24Vdc)

JTAG

J102

Agilent

U3042AM08

8-Port

Test
Set

300
KHz

–

26.5
GHz

*

J16

S16

Opt
129,
RF
Switch

(24Vdc)

*

Keysight U3042AM08 User's and Service Guide

79

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Summary of Contents for U3042AM08

Page 1: ...chnologies U3042AM08 Multiport Test Set Extension Notice This document contains references to Agilent Please note that Agilent s Test and Measurement business has become Keysight Technologies For more...

Page 2: ...to U S government customers under its standard commercial license which is embodied in its End User License Agreement EULA a copy of which can be found at http www keysight com find sweula The license...

Page 3: ...nhanced Measurement 13 Dimensions and Space Requirements 13 Maximum and Recommended Power Levels 14 Typical Reflection Tracking 15 Front and Rear Panel Features 16 System Setup with N5230C and N5232A...

Page 4: ...o Access the Command Processor 50 SCPI Command Processor Console 52 Method 1 Using GPIB SCPI Command Values 52 Method 2 Using the Test Set Address and Data Values 53 Option 129 External Source Path 54...

Page 5: ...ol Board 80 Switch Interface Board 80 Front Panel LED Boards 80 DUT Control Board 80 Power Supply 80 RF Coupler Bridges 81 RF Switch Components 81 Source and Receiver Switch Paths 81 Troubleshooting t...

Page 6: ...97 Battery Collection 98 EMC 98 South Korean Class A EMC Declaration 98 Safety 98 Acoustic Statement European Machinery Directive 98 Declaration of Conformity 98 Keysight Support Services and Assistan...

Page 7: ...U3042AM08...

Page 8: ...to use and service the U3042AM08 Multiport Test Set with the Keysight 4 Port PNA PNA L and PNA X for a 12 Port network analyzer solution Figure 1 4 Port PNA L with U3042M08 Figure 2 4 Port PNA or PNA...

Page 9: ...is damaged it should be kept until the contents of the shipment have been checked mechanically and electrically If there is physical damage refer to Contacting Keysight on page 99 Keep the damaged shi...

Page 10: ...twork analyzer option requirements The analyzer s frequency range must be equal to or exceed that of the test set so that the measurement system covers the full frequency range of the test set The U30...

Page 11: ...require one of the following kits to interface the test set with your network analyzer The Interface kit model option includes the hardware lock link and cable kit listed in Table 3 Interface Kit Opti...

Page 12: ...mine the approximate performance of the system Power Requirements Verify that the required AC power is available before installing the Test Set to the analyzer 100 120 220 240 V 50 60Hz The instrument...

Page 13: ...perating temperature of the instrument by 4 C for every 100 watts dissipated in the cabinet If the total power dissipated in the cabinet is greater than 800 watts forced convection must be used Requir...

Page 14: ...determine the maximum input power levels for the access and test ports or to optimize the power levels in the receivers NOTE Damage and maximum levels are not necessarily the optimum level Table 5 Re...

Page 15: ...its see Table 6 and Table 7 Table 6 Typical Reflection Tracking with PNA L Frequency Standard 700 300 kHz to 10 MHz 0 2 10 MHz to 4 GHz 3 4 GHz to 6 GHz 4 6 GHz to 10 5 GHz 5 10 5 GHz to 13 5 GHz 6 13...

Page 16: ...3 Figure 4 Option 129 Front Panel Standard Front Panel Access Ports Coupler Arm Standby Switch Port Status LEDs 4 sets LED Active Coupler Thru Receiver Out Source In SOURCE IN Opt 129 SOURCE OUT Opt 1...

Page 17: ...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 mains circuits from the mains supply Active...

Page 18: ...est Set to a conductive object cabinet or structure to ensure a common potential and reduce leakage current in a system Requires an English 1 4 20 thread nut 2950 0004 and lock washer 2190 0067 The Pa...

Page 19: ...he instrument The front panel switch is only a standby switch and is not a LINE switch Alternatively an externally installed switch or circuit breaker which is readily identifiable and is easily reach...

Page 20: ...instrument from all voltage sources before being opened Locking the Test Set to the PNA L 1 The kit U3021 60001 includes items to interface the Test Set to the analyzer 2 Remove the feet from the bot...

Page 21: ...s were removed Figure 8 Install Locking Feet 5 Remove the top two standoffs and screws 0515 1619 from the rear panel on the Test Set 6 Install the top left and right rear locking feet from the kit 506...

Page 22: ...the screws securing the feet to the instrument slightly to align and tighten Figure 10 Locking the Analyzer to the Test Set Figure 11 Locking Feet Screws NOTE The lock feet kit U3021 60001 includes t...

Page 23: ...A L to the Test Set Torque each cable to 8 in lb The Z5623 20418 are the short cables and the Z5623 20419 are the long cables Refer to Table 8 and Figure 12 CAUTION Each end of the interconnect RF cab...

Page 24: ...RF Interface Connections 3 Connect the 25 pin D Sub parallel cable N4011 21002 from the PNA L Test Set I O to the Test Set I O interface connector on the rear panel of the Test Set Refer to Figure 19...

Page 25: ...strument from all voltage sources before being opened Locking and Test Set to the PNA or PNA X 1 The kit U3021 60002 includes items to interface the Test Set to the analyzer 2 Remove the feet from the...

Page 26: ...tandoffs and screws 0515 1619 from the rear panel on the Test Set 6 Install the two rear locking feet onto the Test Set Looking at the front panel the N5242 20138 is the right foot and the N5242 20139...

Page 27: ...osen the screws securing the feet to the instrument slightly to align and tighten Figure 16 Locking the Analyzer s Figure 17 Locking Feet Screws NOTE The lock feet kit U3021 60002 includes the analyze...

Page 28: ...s to spin or become loose Table 9 PNA or PNA X RF Interface Cable Connection U3021 60047 Numeric Order RF Cables From PNA X To Test Set 1 U3042 20031 Port 1 SOURCE OUT Port 5 SOURCE IN 2 U3042 20032 P...

Page 29: ...ust be connected in the numeric order listed in Table 9 on page 28 PNA X RF Interface Cable Connections 3 Connect the analyzer Test Set I O cable N4011 21002 to the Test Set Interface connector on the...

Page 30: ...ted reflection response trace should be displayed that resembles the following plots indicated in the table below If you suspect an RF signal path problem refer to the RF cable diagram and check the i...

Page 31: ...ariation will be higher than when using an ECal Module due to variation in your Short s performance If response is in question perform Cal Kit Operational Check on page 64 Figure 20 Typical Reflection...

Page 32: ...SOURCE OUT RCVR B IN CPLR ARM Port 4 3 CPLR THRU SOURCE OUT RCVR D IN CPLR ARM Agilent 4 Port PNA NOTE PNA PNA X Port orientation is shown PNA L RF interconnections are the same PNA L CPLR THRU SOURCE...

Page 33: ...CPLR ARM Port 4 3 CPLR THRU SOURCE OUT RCVR D IN CPLR ARM Agilent 4 Port PNA NOTE PNA PNA X Port orientation is shown PNA L RF interconnections are the same PNA L CPLR THRU SOURCE OUT CPLR ARM Port 6...

Page 34: ...LR ARM Port 4 3 CPLR THRU SOURCE OUT RCVR D IN CPLR ARM Agilent 4 Port PNA NOTE PNA PNA X Port orientation is shown PNA L RF interconnections are the same PNA L CPLR THRU SOURCE OUT CPLR ARM Port 6 Po...

Page 35: ...al source path switch ports 1 5 and 9 Typeface Key Conventions The following key conventions are used throughout this document HARDKEYS are labeled front panel keys SOFTKEYS are indicated on the instr...

Page 36: ...r s Sweep Setup be configured to Stepped Sweep before calibrating This is slower than the Analog Sweep but is more accurate due to the extra electrical length of the Test Set and test port cables Step...

Page 37: ...on 551 must be installed for Multiport capability To access the multiport application select Utility System Configure Multiport Capability OR Instrument Setup External hardware Multiport Multiport Con...

Page 38: ...named Port 2 The External Test Set Control U3042M08 also allows control of the DUT control lines refer to Control Lines on page 58 To change the state from LOW to HIGH select the graphical user interf...

Page 39: ...U3042AM08 Controlling the Test Set with N5222A B N5230C N5232A B or N5242A B Figure 29 External Test Set U3042M08 Port 9 12 Keysight U3042AM08 User s and Service Guide 39...

Page 40: ...eiver Port and the second number will be the Source Port Any port can be selected to be the Receiver Source or both as in S11 The front panel R LED indicates the port is the Receiver and the S LED ind...

Page 41: ...th N5222A B N5230C N5232A B or N5242A B Figure 32 12 Port New Trace Measure S11 S55 Figure 33 12 Port New Trace Measure S88 S1212 measurements s parameter to select other Use the scroll bar Keysight U...

Page 42: ...ment refer to the Application Note 1373 1 and 1373 2 5988 5634EN and 5988 5635EN at http www keysight com In the search menu type Multiport and Balanced Figure 34 Selecting Balanced Measurements Recei...

Page 43: ...rnal Hardware RF Path Config and in the drop down menu select Default OK Save this configuration as a User Preset by selecting Save User Preset Save current state as User Preset Do not use the factory...

Page 44: ...connect the DUT This removes the effect on the measurement of the DUT Failure to do this will create ripple and other measurement errors Refer to ECal User Characterization NOTE If measurement errors...

Page 45: ...to the ports you are calibrating following the Cal Wizard prompts and click Measure after each connection 5 At the Calibration Completed prompt select Save As User Calset and enter the name desired a...

Page 46: ...uipment using the GPIB Material Handler I O Test Set I O and Auxiliary I O without needing to create a remote program Refer to Help menu Rear Panel Tour A unique set of control data can be sent for ea...

Page 47: ...ent Setup Internal Hardware Interface Control in the drop down menu and select Enable Interface Control NOTE The network analyzer comes with the Interface Control application Please review this applic...

Page 48: ...setting Interface Control is disabled and NO data is sent To send data the individual interfaces must also be enabled Provides control of the Test Set I O Interface on the rear panel of the analyzer U...

Page 49: ...t trace on the channel begins sweeping The After Sweep Start data is sent after the last trace on the channel sweep is completed Specifies a wait time in milliseconds after all commands to all interfa...

Page 50: ...xternal test set without needing to create a remote program The user is required to manually input address and data using the Command Processor Console in the PNA Help menu Command Processor settings...

Page 51: ...U3042AM08 Controlling the Test Set with N5222A B N5230C N5232A B or N5242A B Figure 42 Command Console for B Model Analyzers Keysight U3042AM08 User s and Service Guide 51...

Page 52: ...ides more PNA X control capability than Method 2 The following example shows two executable commands needed to create an S parameter measurement on your Multiport system This first command creates a n...

Page 53: ...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 and Data values will be needed Address and Data values are...

Page 54: ...2 20076 provided with Option 129 is intended to be used with the N46xx series ECal modules The ECal module with Option M0F is recommended 1 Connect the ECal module to the NOISE SOURCE IN on the test s...

Page 55: ...Port 1 5 or 9 as the noise source path NOTE The test set will not operate in multiport mode Interface or GPIB control is required to set the Noise Source Path NOTE The Noise Source path is active whe...

Page 56: ...he Source and Port 8 is the Receiver Source Port 5 address 0 data 1 and Receiver Port 8 address 16 data 16 Two separate commands must to be sent you may use the same dialog box Send address 0 and data...

Page 57: ...4 7 11 64 Ports 2 8 12 2 8 12 Port 2 4 B D CPLR THRU SOURCE OUT RCVR B IN CPLR ARM Port 4 3 CPLR THRU SOURCE OUT RCVR D IN CPLR ARM Agilent 4 Port PNA NOTE PNA PNA X Port orientation is shown PNA L RF...

Page 58: ...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 Refer to Figu...

Page 59: ...r 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 pin 13 or...

Page 60: ...tes an example of the connection between the DUT and the test set without an external DC power supply Connect pin 12 to pin 13 for 5 V and pin 14 to pin 15 to provide the ground path Connect each DUT...

Page 61: ...ning On the 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...

Page 62: ...ue is always 112 Table 16 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 1 8 112 255 ALL DUT C...

Page 63: ...and calculate the SUM of their data values Listed are two examples to illustrate this concept To change lines 1 8 to equal logic Low all others logic high 1 Line 1 address 112 and data 1 2 Line 8 add...

Page 64: ...section provides an equipment list and setup of the analyzer and test set Table 17 Equipment List Description Qty N4691A 3 5 mm ECal Module 10 MHz 26 5 GHz Option 00F or M0F or N4691B 3 5 mm ECal Modu...

Page 65: ...TE If you suspect that your 12 Port configuration is not operating properly ensure that all front RF jumper interconnect cables are correctly attached Table 18 Reflection Tracking with PNA La a Reflec...

Page 66: ...5 dB 6 GHz to 10 GHz 2 dB 10 GHz to 15 GHz 3 dB 15 GHz to 20 GHz 4 dB 20 GHz to 26 5 GHz 5 dB Table 21 Option 129 Noise SOURCE IN to Port 1 5 or 9 Frequency Port 10 MHz to 4 GHz 4 dB 4 GHz to 6 GHz 5...

Page 67: ...s 4 Verify that the analyzer is in Multiport mode See the bottom of the measurement window a If only four S Parameters are listed select Utility System Configure Multiport Capability OR Instrument Set...

Page 68: ...ue following the Cal Wizard prompts In the Select Calibration Ports and ECal Module dialog box click Clear All then select Port 1 Next Measure 4 Ensure the Cal Kit you are using is indicated on the ri...

Page 69: ...reen 9 To launch the Cal Set Viewer toolbar Select Response Cal Manage Cals Cal Set Viewer OR Response Cal Cal Sets Cal Kits Cal Set Viewer On Off Figure 52 Calibration Cal Set Viewer 10 From the Cal...

Page 70: ...PNA L Port 1 12 Figure 55 Reflection Tracking Ports 5 to 12 with PNA or PNA X NOTE Response from 10 MHz to 500 MHz is normal due to the PNA or PNA X Couplers in comparison to the test set bridges The...

Page 71: ...NA Ports 3 and 4 Connect the two cables together using an adapter 4 Perform a response calibration to normalize and remove the loss created the test cables 5 Move the adapter to Port 1 6 Connect the c...

Page 72: ...using an adapter 4 Perform a response calibration to normalize and remove the loss created the test cables 5 Remove the adapter 6 Connect the cable from Port 3 to Noise Source Out 7 Connect the cable...

Page 73: ...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 module must connect directly to the test port...

Page 74: ...tion 1 Perform the System Operational Checks on page 30 2 If the problem still exists perform the RF Switching Failures on page 86 If a power hole or other failure still exists refer to Contacting Key...

Page 75: ...to do so Replaceable Parts The following replaceable parts are available from Keysight Technologies Find A Part system on the web at http keysight com my fapHomePage Table 22 Available Replacement Par...

Page 76: ...Port 3 CPLR ARM U3042 20033 Port 3 RCVR C IN U3042 20034 Port 3 CPLR THRU U3042 20036 Port 4 CPLR ARM U3042 20037 Port 4 RCVR D IN U3042 20038 Port 4 SOURCE OUT U3042 20039 Port 4 CPLR THRU U3042 2004...

Page 77: ...Port PNA NOTE PNA PNA X Port orientation is shown PNA L RF interconnections are the same Bypass or S33 S22 16 0 Bypass or S11 0 0 PNA L Bypass or S44 S33 32 0 Bypass or S22 S44 64 0 CPLR THRU SOURCE...

Page 78: ...X Port orientation is shown PNA L RF interconnections are the same Bypass or S33 S22 16 0 Bypass or S11 0 0 PNA L Bypass or S44 S33 32 0 Bypass or S22 S44 64 0 CPLR THRU SOURCE OUT CPLR ARM Port 6 Por...

Page 79: ...s 7 11 LED Frt Pnl PCB5 Ports 6 10 LED Frt Pnl PCB4 Ports 5 9 LED Frt Pnl S21 S30 S31 S41 P11 P20 P21 P30 P31 P41 Front Panel Active 9 10vdc N C Signal Path Name Test Set Port Group Ext Control Bd PCB...

Page 80: ...installed on top of the test set Controller Board and provides connections to the RF switches This board regulates the DC voltage supply 24 volts and routes logic signals to the switches through harne...

Page 81: ...Port 3 and the test set Ports 6 and 10 In the state shown in the block diagram switch 20 routes the RF Source back to the PNA Port and unused test set ports 6 and 10 are terminated Switch 30 provides...

Page 82: ...2 8 and 12 Coupler Arm paths are terminated Test Set Control Board The test set Control board N5261 60006 is a surface mount printed circuit assembly PCA It provides a connection to the power supply...

Page 83: ...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 the instrumen...

Page 84: ...e 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 f Using a DVM confirm that the RF Switch power regulator output...

Page 85: ...t the control voltage pin connections to the DUT control lines are connected properly Refer to Control Lines on page 58 b Verify that the rear panel DC voltage control adjustment can be set to 5 Vdc R...

Page 86: ...oaded into the analyzer Refer to Network Analyzer Requirements on page 10 3 Using the I O command values confirm that the correct address and data values are used Refer to Address and Data Values on p...

Page 87: ...test set PNA PNA L or PNA X Network Analyzer Two RF Flex Cables 3 5 mm male 3 5 mm Adapters female to female Test Set I O Cable Equipment Setup 1 Turn on the test set and the analyzer 2 Preset the an...

Page 88: ...Source Signal Path Insertion Loss Test Connect the RF Flex cables to the Test Port and Source IN port indicated in Table25 the expected results should be similar to Figure 63 on page 89 Source Signal...

Page 89: ...vice Information Figure 63 Source IN to Ports 5 12 Path Response Figure 64 RCVR OUT to Ports 5 12 Path Response Figure 65 Source Receiver Bypass Signal Path Response Keysight U3042AM08 User s and Serv...

Page 90: ...dress Data Path Components 1 RCVR OUT to Ports 5a 0 16 P5 CPLR S11 2 RCVR OUT to Ports 9 0 32 P9 CPLR S11 3 RCVR OUT to Ports 6 16 16 P6 CPLR S21 4 RCVR OUT to Ports 10 16 32 P10 CPLR S21 5 RCVR OUT t...

Page 91: ...able 27 Connect the RF Flex cables to the Source IN and CPLR THRU port indicated in Table 27 the expected results should be similar to Figure 65 on page 89 Source Bypass Signal Path Test Instructions...

Page 92: ...View Figure 67 Bottom View Power Supply LEDs 11 10 21 31 DUT Control Bd Switch Interface Bd 41 40 16 20 30 Status LEDs Fuse Assy Power Supply Screw Terminals Fan Couplers x8 40 41 30 31 20 21 10 11 92...

Page 93: ...h contact Any interruption of the protective conductor inside or outside of the product is likely to make the product dangerous Intentional interruption is prohibited CAUTION Always use the three pron...

Page 94: ...his product Failure to ensure adequate earth grounding by not using this cord may cause product damage and the risk of electrical shock CAUTION This product is designed for use in Installation Categor...

Page 95: ...operator serviceable parts inside Refer servicing to qualified personnel To prevent electrical shock do not remove covers WARNING The detachable power cord is the instrument disconnecting device It di...

Page 96: ...flammable cleaning materials are used the material shall not be stored or left open in the area of the equipment Adequate ventilation shall be assured to prevent the combustion of fumes or vapors 96...

Page 97: ...opean 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 a symbol of an Industrial Scie...

Page 98: ...61010 1 Acoustic Statement European Machinery Directive Accoustical noise emission LpA 70 dB Operator position Normal operation mode Per ISO 7779 Declaration of Conformity To find a current Declarati...

Page 99: ...resentative can determine the warranty status of your unit Shipping Your Product to Keysight for Service or Repair IMPORTANT Keysight Technologies reserves the right to reformat or replace the interna...

Page 100: ...This information is subject to change without notice Keysight Technologies 2019 Print Date December 2019 Supersedes November 2016 www keysight com...

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