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Agilent Technologies

Agilent Technologies

 

N5161A/62A/81A/82A/83A

 

MXG Signal Generators

Service Guide

NOTICE: In August 2014, Agilent 

Technologies’ former Test and Measurement 

business became Keysight Technologies. This 

document is provided as a courtesy but is no 

longer kept current and thus will contain 

historical references to Agilent. For more 

information, go to 

www.keysight.com

.

深圳德标仪器 

135-1095-0799

Summary of Contents for n5181a

Page 1: ...e NOTICE In August 2014 Agilent Technologies former Test and Measurement business became Keysight Technologies This document is provided as a courtesy but is no longer kept current and thus will contain historical references to Agilent For more information go to www keysight com 深圳德标仪器 135 1095 0799 ...

Page 2: ...with these terms the warranty terms in the sep arate agreement shall control Technology Licenses The hardware and or software described in this document are furnished under a license and may be used or copied only in accor dance with the terms of such license Restricted Rights Legend U S Government Restricted Rights Soft ware and technical data rights granted to the federal government include only...

Page 3: ... Troubleshooting Assembly Level Problems 1 26 A1 Power Supply 1 26 A2 Vector Module Troubleshooting N5162A 82A Only 1 29 A3 RF Assembly Troubleshooting 1 31 A4 Internal Memory Card Troubleshooting N5162A 82A Only 1 32 A5 CPU Assembly Troubleshooting 1 33 A6 DC AC Inverter Interface Board N5181A 82A 83A 1 34 A7 Micro Deck N5183A 1 36 A8 Floating BNC Bypass Troubleshooting N5183A 1 38 A9 Interface B...

Page 4: ...ic Attenuator N5161A 62A 81A 82A 1 68 Troubleshooting Harmonic Spurious 1 69 Troubleshooting Harmonic Spurious by Fundamental Frequency 1 70 To Verify Harmonic Performance at the RF Output 1 70 Troubleshooting Non Harmonic Spurious 1 71 Troubleshooting Performance Test Problems 1 72 Manual Performance Test Problems 1 72 Troubleshooting Adjustment Test Problems N5183A Only 1 73 Automated Performanc...

Page 5: ...nt Procedure 3 6 Inner Bottom Cover 3 8 Tools Required 3 8 Removal Procedure 3 8 Replacement Procedure 3 8 Front Panel 3 10 Tools Required 3 10 Removal Procedure 3 10 Replacement Procedure 3 10 USB Board 3 12 Tools Required 3 12 Removal Procedure 3 12 Replacement Procedure 3 12 LCD Display N5181A 82A 83A only 3 14 Tools Required 3 14 Removal Procedure 3 14 Replacement Procedure 3 14 A6 DC AC Inver...

Page 6: ...ption 012 3 30 Tools Required 3 30 Removal Procedure 3 30 Replacement Procedure 3 30 A2 Vector Module N5162A 82A without Option 012 3 32 Tools Required 3 32 Removal Procedure 3 32 Replacement Procedure 3 32 A3 RF Assembly N5162A with and without Option 012 N5182A with Option 012 and N5182A Option 1EM with and without Option 012 3 34 Tools Required 3 34 Removal Procedure 3 34 Replacement Procedure ...

Page 7: ...dure 3 62 Replacement Procedure 3 62 RF Connector N5183A only Standard 3 64 Tools Required 3 64 Removal Procedure 3 64 Replacement Procedure 3 64 B1 thru B4 Fans 3 66 Tools Required 3 66 Removal Procedure 3 66 Replacement Procedure 3 66 4 Post Repair Procedures and Performance Verification Post Repair Procedures 3 1 Assembly Installation and Removal Overview 3 2 Service Procedure 3 3 Post Repair O...

Page 8: ...y Considerations 4 1 Lithium Battery Disposal 4 2 Assistance 4 2 Certification 4 2 6 Instrument History How to Use this Chapter 6 1 September 2009 6 1 January 2009 N5161A 62A 81A 82A 83A only 6 1 August 2008 N5161A 62A 81A 82A 83A only 6 1 April 2008 N5182A 83A only 6 1 December 2007 6 1 November 2007 6 1 October 2007 N5181A 82A only 6 1 May 2007 N5181A 82A only 6 1 December 2006 N5181A 82A only 6...

Page 9: ... Impairments Option 432 Custom Digital Modulation Option 431 Multitone and Two Tone Waveform Generator Option 430 Working in a Secure Environment Troubleshooting Programming Guide Getting Started with Remote Operation Using IO Interfaces Programming Examples Programming the Status Register System Creating and Downloading Files Creating and Downloading User Data Files SCPI Reference SCPI Basics Bas...

Page 10: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide x a Press the Help hardkey and then the key for which you wish help 深圳德标仪器 135 1095 0799 ...

Page 11: ...nd Removal Overview front panel softkeys Refer to the Assembly Installation and Removal Overview and to the Hardware Assembly Installation and Removal Softkeys on page 4 2 For the instrument to meet performance specifications and for accurate self test results allow a warm up period of 45 minutes within an operational temperature range of 0 to 55 C For more information refer to the MXG signal gene...

Page 12: ...ator to Agilent Technologies Packaging the Signal Generator 1 Use the original packaging materials or a strong shipping container that is made of double walled corrugated cardboard with 159 kg 350 lb bursting strength The carton must be both large enough and strong enough to accommodate the signal generator and allow at least 3 to 4 inches on all sides of the signal generator for packing material ...

Page 13: ...st be replaced All A1 Power Supply outputs except for the 5 1V standby supply are over current protected and will not be damaged if a continuous short circuit occurs A2 Vector Module N5162A 82A Only The A2 Vector Module a self contained fully enclosed Baseband Generator assembly supports digital modulation in the N5162A 82A It receives a 500 MHz clock signal and the main RF signals from the A3 RF ...

Page 14: ...me the ALC integrator output ramps up or down to increase or decrease the detected level If the integrator cannot achieve a match between the detected and reference voltages an unleveled annunciator is displayed In open loop mode ALC off a leveled output power is obtained with a reference voltage The reference voltage is used to control the modulation drive current The reference voltage is determi...

Page 15: ...MHz RF signals Output Power Leveling Circuitry Automatic Leveling Control Circuitry 3 2 GHz The A3 RF assembly contains the ALC modulator diode for frequencies 3 2 GHz ALC operation is similar to that in the N5161A 62A 81A 82A except that the ALC control circuitry and coupler detector are located on the A7 Micro Deck The circuitry that creates pulse waveforms is located on the A3 RF assembly as is...

Page 16: ...rol using the following circuitry ALC board Low band detector High band detector Low band modulator High band modulator attenuator ALC On Operation In ALC On mode closed loop operation the RF output level is monitored and compared to a reference voltage A difference between the reference and detected voltages results in a change to the ALC modulator drive which causes a change in the output power ...

Page 17: ...with Option 532 or 540 have a 40 GHz doubler that doubles the 10 GHz to 20 GHz signals Pulse Modulation Pulse modulation drive for all frequencies is developed on the A3 RF assembly For frequencies 3 2 GHz the pulse modulator diode is in the Mod Filter on the A7 Micro Deck Amplitude Modulation The AM drive signal is generated on the A3 RF assembly routed to the ALC assembly on the A7 Micro Deck an...

Page 18: ... A3 RF assembly The LCD controller is connected to the Peripheral Universal Bus PUB The output of the display controller is connected to a low filtered differential signaling LVDS transceiver chip The LVDS chip converts the single ended 28 bit bus into four LVDS pairs and an LVDS Clock The LVDS Clock is routed to the front panel through the W1 ribbon cable W1 also routes the power supplies for the...

Page 19: ... Temp Sense Window Comparator ALC_UNLEVELED_L Preamp Log Exp L_RPP_TRIPPED_FILT Pulse Generator Control EXT_REF_ALIVE_H 5 10 40dB 5 10 40dB 20dB AT1 AT2 AT3 0 75 to 1 5 GHz DD S FM_OUTPUT AM_OUTPUT DDS_OUTPUT 0o 90o Power Det LO_DET QUA D DAC QUAD_LOOP PRE_LEVEL_REF PRE_LEVEL_DET LO_MOD_DRIVE I Q Modulator Power Det VECTOR_BRD_OUT Pulse in 10MHz Out 50MHz FM Clock Mod Mux Electronic Attenuator Bas...

Page 20: ... 250MHz Synthesizer VCO FracN 1GHz from Reference Reference FPGA 50MHz FM Clk x2 First Doubler Filter 1 5 to 3 0 GHz 0 75 to 1 5 GHz 1 5 1 9GHz 1 9 2 4GHz 2 4 3 0GHz 20 GHz Frequency Multiplier X2 10 20 2 5 5 0 GHz Input 10 20 X2 5 8 NC 3 2 10 GHz X2 3 2 5 GHz 3 2 10 GHz EXT Det Log Amp LEVEL DAC MOD Driver LB MOD ALC AM In LB Det HB Det Ext Det J15 J13 J6 2 20 GHz or 2 44 GHz Coupler Output Step ...

Page 21: ...sible fault Perform troubleshooting in the order presented in this table If able to run self test Go to this section Run Self Test page 1 16 If unable to run self test or all self tests pass but the problem still exists check Go to this page Boot Time Diagnostic Mode MXG ATE N5161A 62A page 1 62 Exceptions Auto reboot ERROR LED Blinking MXG ATE N5161A 62A page 1 63 Boot Up Routine page 1 20 LCD Di...

Page 22: ... Troubleshooting the RF Path page 1 68 Troubleshooting the 6 GHz Electronic Attenuator page 1 68 Troubleshooting Harmonic Spurious page 1 69 Troubleshooting Non Harmonic Spurious page 1 71 Troubleshooting Performance Test Problems page 1 72 Manual Performance Test Problems page 1 72 Automated Performance Test Problems page 1 73 Troubleshooting Adjustment Test Problems N5183A Only page 1 73 深圳德标仪器 ...

Page 23: ...lue is within limits the A5 CPU reports a pass 5 If one or more detected values fall outside the limits the most independent failure is determined and reported Independent failures can best be understood by using an example where there are three assemblies in a series A1 is the first assembly A2 the second assembly and A3 the third assembly A1 output is the input for A2 and A2 output is the input ...

Page 24: ...sing the Front Panel N518xA only 1 Disconnect all unnecessary external cables including GPIB LAN and USB cables NOTE On the N5161A and N5162A leave the communications link connected e g LAN or USB 2 Preset the signal generator Press Preset 3 Press Utility Instrument Info Self Test Run Complete Self Test An activity bar displays on the screen indicating the test progress When self test completes on...

Page 25: ...view on page 4 2 and complete the Assembly Removal and Installation Procedure on page 4 3 Table 1 1 Self Tests Self Test Failure Number Resolution 100 Digital Self Tests 101 102 Replace the A3 RF Assembly 103 Go to A1 Power Supply on page 1 26 104 Replace the A3 RF Assembly 200 Reference Self Tests 201 Go to A1 Power Supply on page 1 26 202 208 Replace the A3 RF Assembly 300 Synthesizer Self Tests...

Page 26: ...n provide certified testing For more information on the LXI standards refer to http www lxistandard org home LXI B is only available on instruments with serial prefixes US MY SG4818 NOTE The following example for accessing the MXG ATE instrument s Web Enabled uses the instrument s predetermined default hostname that the MXG ATE ships with e g a instrument model number last 5 digits of the instrume...

Page 27: ...embly relies on correct power supply voltages If the A1 Power Supply is faulty it could cause a false A5 CPU assembly error 1 Troubleshoot the A1 Power Supply Refer to A1 Power Supply on page 1 26 2 If troubleshooting the A1 Power Supply does not correct the problem troubleshoot the A5 CPU assembly Refer to A5 CPU Assembly Troubleshooting on page 1 33 3 If self tests still will not run or run slow...

Page 28: ...tor off c Confirm that the yellow standby LED adjacent to the power button is lit 2 Check the green LED a Turn the signal generator on b Confirm that the yellow standby LED is off c Confirm that the green LED adjacent to the power button is lit 3 Verify that the front panel LCD display turns on N5181A 82A 83A only 4 Turn the signal generator off 5 Remove the outer and inner instrument covers Refer...

Page 29: ...62A 81A 82A 83A MXG Signal Generators Service Guide Troubleshooting Boot up Routine 1 21 Figure 1 4 TP1 through TP5 LEDs 11 Turn the signal generator on TP1 TP2 TP3 TP4 TP5 Rear Panel Front Panel 深圳德标仪器 135 1095 0799 ...

Page 30: ...tine 1 All five LEDs are lit 2 LED TP1 TP3 and TP4 are lit 3 All five LEDs flicker 4 All five LEDs turn off boot up complete 13 Check the front panel display for start up errors 14 Using Figure 1 5 verify that the following power supply voltage LEDs are on 3 3VDF DS1 5VDF DS2 5 1VSBF DS3 12VDF DS4 32VAF DS5 5VAF DS6 9VAF DS7 15VAF DS8 7VAF DS9 15VAF DS10 深圳德标仪器 135 1095 0799 ...

Page 31: ...MXG Signal Generators Service Guide Troubleshooting Boot up Routine 1 23 Figure 1 5 Power Supply LEDs Front Panel Rear Panel Front Panel Front Panel Rear Panel DS8 DS3 DS1 Rear Panel DS2 DS4 DS9 DS7 DS6 DS10 DS5 深圳德标仪器 135 1095 0799 ...

Page 32: ... N Controller FPGA DS300 Figure 1 6 Red FPGA LEDs 16 Using Figure 1 6 verify that the following Unlock LEDs are off Red USB Unlock DS12 Red ILB Unlock DS13 Yellow Reset DS14 17 Using Figure 1 6 verify that the yellow DS11 LED is blinking This LED indicates ongoing communication between the A5 CPU assembly and the A3 RF assembly DS100 DS300 DS200 Front Panel Rear Panel Rear Panel Rear Panel Front P...

Page 33: ...mblies the failure of one can interfere with the functionality of the other Replace the A5 CPU assembly If all FPGA LEDs turn off then the A5 CPU was the faulty assembly If the any of the FPGA LEDs remain on the A3 RF assembly is at fault and needs to be replaced If any of the Unlock LEDs are on replace the A3 RF assembly If the yellow DS11 LED is not blinking the most likely assembly at fault is ...

Page 34: ...Removal Softkeys on page 4 2 A1 Power Supply The A1 Power Supply is a switching supply with a switching frequency of 120 kHz It operates from 88 RMS Vac to 269 Vac at line frequencies of 45 Hz to approximately 400 Hz The A1 Power Supply is designed with an automatic line voltage and frequency selection Except for the 5 1V standby all power supply outputs are over current protected and will not be ...

Page 35: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Troubleshooting Troubleshooting Assembly Level Problems 1 27 Figure 1 7 A3J10 F A 1 24 Front Panel Rear Panel 深圳德标仪器 135 1095 0799 ...

Page 36: ...ACOM ACOM ACOM ACOM ACOM ACOM 9 9V A 9V A 9V A 9V A 9V A 9V A 10 9V A 9V A 9V A 9V A 9V A 9V A 11 ACOM ACOM ACOM ACOM ACOM ACOM 12 ACOM ACOM ACOM ACOM ACOM ACOM 13 7V A 7V A 7V A 7V A 7V A 7V A 14 ACOM ACOM ACOM ACOM ACOM ACOM 15 Db COM bD voltages or common ground to digital circuitry DCOM DCOM DCOM DCOM DCOM 16 N C 12V D 12V D 12V D 12V D 12V D 17 DCOM DCOM DCOM DCOM DCOM DCOM 18 5 1V D 5 1V D 5...

Page 37: ...n is completed DS5 begins blinking If any LED does not act as expected either the A2 Vector Module or the A5 CPU assembly is faulty Use the following table to determine which assembly you need to troubleshoot or replace Table 1 3 LED Meaning Troubleshooting Indication DS2 Heartbeat LED driven by Interface FPGA from A5 CPU PCI Clock If the LED is not flashing the Interface FPGA is mis configured Th...

Page 38: ...bleshooting Assembly Level Problems 1 30 Figure 1 8 LED DS1 through DS6 5 Run a complete self test Press Utility Instrument Info Self Test Run Complete Self Test If any self test fails refer to step 4 of Running Self Test DS2 DS1 DS3 DS4 DS5 DS6 Front Panel Rear Panel 深圳德标仪器 135 1095 0799 ...

Page 39: ...assembly Troubleshooting the A3 RF assembly relies on the ability of the signal generator to complete the associated self test 1 Run a complete self test or A3 RF assembly specific self tests Press Utility Instrument Info Self Test Run Complete Self Test If any self test fails refer to step 4 of Running Self Test 2 If a complete self test cannot be run monitor and troubleshoot the Boot up Routine ...

Page 40: ...blink slowly while in an idle state and will blink fast when the A4 Internal Memory Card is accessed in response to the data transfer If during the mini system check the signal generator reports system memory error 310 System error Expected memory media not found Internal User storage 1 Verify the front panel USB port operates properly Refer to No Front Panel USB Activity on page 1 64 If the front...

Page 41: ...ilent recommends always loading the most recent version of firmware before replacing any assembly 5 If any of the following occurs No command response is received Request Timed Out response is received Firmware cannot be re loaded and or does not correct the symptom On the N5161A 62A CAUTION Read all of the following steps before beginning the procedure Not following the procedure can result in in...

Page 42: ...r 4 Post Repair Procedures and Performance Verification A6 DC AC Inverter Interface Board N5181A 82A 83A The A6 DC AC Inverter Interface Board controls the Cold Cathode Fluorescent Tube CCFT backlight on the LCD Display module and converts a dc voltage to an ac voltage Varying the dc voltage on the inverter will alter the backlight brightness To determine if the A6 DC AC Inverter Interface Board i...

Page 43: ...ce Board If the voltages are present replace the LCD Display assembly If A6J5 1 is not 12V measure A6J1 3 or A6J1 4 If J1 3 or J1 4 is 12V replace the A6 DC AC Inverter Interface and LCD assemblies If J1 3 or J1 4 is not 12V go to step 8 8 Refer to Figure 1 11 Using the voltmeter measure A3J6 3 If A3J6 3 is 12V replace the W1 ribbon cable If A3J6 3 is not 12V go to step 9 Figure 1 11 A3J6 3 and A3...

Page 44: ... Assembly Replacement for instructions on removing the instrument covers 2 Turn the signal generator on 3 Observe the LEDs shown in Figure 1 12 DS1 green LED normal operation blinks twice then pauses and repeats a If normal operation is not present check LED DS7 b If DS7 is on check DS7 as described below DS2 to DS5 amber LEDs have no significance in troubleshooting the instrument DS6 red LED is n...

Page 45: ...on the ALC J1 connector on the A7 Micro Deck 1 Measure the voltages on the A7 Micro Deck ALC J1 connector pins shown in Table 1 5 NOTE There is no J1 label on this side of the circuit board Figure 1 13 ALC J1 connector pins Table 1 5 A7 Micro Deck Voltages Voltage ALC Connector Pin 15V 5 analog bus J1 C1 7V 5 analog bus J1 C1 D1 E1 F1 15V 5 analog bus J1 C2 C3 5V 5 analog bus J1 D2 E2 D3 9 5V 5 an...

Page 46: ...ypass board There should be a minimum resistance typically 100 ohms between the outside barrel of the BNC and the chassis ground If the resistance is 100 ohms the A8 assembly is good If the resistance is not 100 ohms replace the A8 assembly A9 Interface Board Troubleshooting N5161A 62A The A9 provides voltages for the front panel LEDs and the LAN Reset hardkey To determine if the A9 Interface Boar...

Page 47: ...he voltages are present proceed to step 9 If A9J2 4 is not 12V measure A9J2 3 If J2 3 is 12V replace the A9 Interface Board If J2 3 is not 12V go to step 9 Figure 1 14 A9 Interface Board A9J2 3 and A9J2 4 Test Points 9 Refer to Figure 1 15 Using the voltmeter measure A3J6 4 If A3J6 4 is 12V replace the W1 ribbon cable If A3J6 4 is not 12V go to step 10 A9J2 3 A9J2 4 A9J2 34 深圳德标仪器 135 1095 0799 ...

Page 48: ...Power is Unleveled N5183A 1 Connect the signal generator s RF output through a 10 dB attenuator to a spectrum analyzer 2 Set up the spectrum analyzer a Press Preset b Set the reference level to 25 dBm c Set the start frequency to 50 kHz d Set the stop frequency to the signal generator s maximum frequency e Set trace to Max Hold 3 Set up the signal generator a Press Preset b Press SWEEP Sweep Type ...

Page 49: ... go to Low Output Power or No Output Power 3 2 GHz N5183A on page 1 41 or Low Output Power or No Output Power 3 2 GHz N5183A on page 1 46 If the measured power with the ALC off is greater than or equal to the specified power shown in the N5183A Data Sheet but is less than the specified power shown in the N5183A Data Sheet when the ALC is on perform the following steps a Replace the A7 Micro Deck b...

Page 50: ...he specified power shown in the N5183A Data Sheet go to Checking A3 RF Assembly Output Signals 3 2 GHz N5183A on page 1 42 If the measured power with ALC Off is greater than or equal to the specified power shown in the N5183A Data Sheet but less than the specified power shown in the N5183A Data Sheet when the ALC is on go to Checking ALC Operation 3 2 GHz N5183A on page 1 48 Checking A3 RF Assembl...

Page 51: ...er dBm 6 Let the signal generator sweep until the spectrum analyzer displays a sufficient number of points to provide a good representation of the power performance across the range of frequencies in the sweep 7 Using the marker feature on the spectrum analyzer measure the lowest power level displayed for sweep points between 100 kHz and 3 1999 GHz and record the lowest power reading If the measur...

Page 52: ...utput to the spectrum analyzer The attenuator output connector is a 2 4 mm female connector and requires a cable with a 2 4 mm male connector Figure 1 17 Attenuator output cable 3 Set up the spectrum analyzer a Press Preset b Set the reference level to 25 dBm or maximum available power c Set the start frequency to 50 kHz d Set the stop frequency to 3 2 GHz e Set Trace to Max Hold 4 Set up the sign...

Page 53: ...ing the spectrum analyzer measure the lowest power level at the attenuator output If the lowest power level is less than the specified power shown in the maximum output power section of the N5183A Data Sheet a Replace the A7 Micro Deck b Go to Chapter 4 Post Repair Procedures and Performance Verification If the lowest power level is greater than the specified power level shown in the maximum outpu...

Page 54: ...ble 3 Connect the A3 RF assembly output see Figure 1 18 through a 10 dB attenuator to a spectrum analyzer 4 Set up the spectrum analyzer a Press Preset b Set the reference level to 10 dBm c Set the start frequency to 2 3 GHz d Set the stop frequency to 5 3 GHz e Set Trace to Max Hold 5 Set up the signal generator a Press Preset b Press SWEEP Sweep Type List Step to Step c Press Configure Step Swee...

Page 55: ...between the A3 RF assembly output and the 20 GHz doubler input b Continue to Checking Attenuator Output Signals 3 2 GHz N5183A Checking Attenuator Output Signals 3 2 GHz N5183A 1 Remove the external cover and the top inside cover Refer to Chapter 3 Assembly Replacement for instructions on removing the instrument covers 2 Using Figure 1 17 on page 44 remove the attenuator output cable and connect t...

Page 56: ...or loss is 2dB replace the connector 7 If any of the parts are replaced go to Chapter 4 Post Repair Procedures and Performance Verification Checking ALC Operation 3 2 GHz N5183A In this procedure you are looking for a pattern in the voltage change when you change the amplitude For each change in amplitude you should measure a change of approximately one volt relative to the previous and subsequent...

Page 57: ...nter pin voltage 10 Record the measured voltage in Table 1 7 11 Compare the measured voltages to the voltages listed in the Example Voltages column in Table 1 7 If the measured voltages do not decrease by approximately 1V for each 10 dBm reduction in power level as shown in the Example Voltages column in the table or if there is no change in the voltage when changing power levels a Replace the A7 ...

Page 58: ...e RF assembly 12 Go to Chapter 4 Post Repair Procedures and Performance Verification Amplitude Modulation Problems N5183A 1 Remove the external cover and the top inside cover Refer to Chapter 3 Assembly Replacement for instructions on removing the instrument covers 2 Set up the signal generator a Press Preset b Press FREQ 5 GHz c Press RF On Off to On d Press AMPTD 0 dBm e Press AM AM Off On to On...

Page 59: ...ons on removing the instrument covers 2 Set up the signal generator a Press Preset b Press FREQ 5 GHz c Press RF On Off to On d Press AMPTD 0 dBm e Press Pulse Pulse Off On to On f Press Pulse Period 4 usec g Press Pulse Width 2 usec 3 Using a spectrum analyzer verify that pulse modulation is present on the RF output 4 Press FREQ 2 GHz 5 Using a spectrum analyzer verify that pulse modulation is pr...

Page 60: ...e RPG knob to the right to increase the contrast 2 With the signal generator turned off verify the yellow front panel standby LED is on If the yellow standby LED is not on go to The Green Front Panel Power Switch LED or Yellow Standby LED is Not Working on page 1 57 to troubleshoot it 3 With the signal generator turned on verify the green front panel LED is on If the green LED is not on go to The ...

Page 61: ...o Figure 1 22 Press line switch S1 on the A3 RF assembly 7 Using Figure 1 22 verify the following A1 Power Supply voltage LEDs are on 3 3VDF DS1 5VDF DS2 5 1VSBF DS3 12VDF DS4 32VAF DS5 5VAF DS6 9VAF DS7 15VAF DS8 7VAF DS9 15VAF DS10 Front Panel Rear Panel Front Panel Front Panel Rear Panel DS8 DS3 DS1 Rear Panel DS2 DS4 DS9 DS7 DS6 DS10 DS5 S1 深圳德标仪器 135 1095 0799 ...

Page 62: ...s are not on or if the signal generator does not appear to have powered up correctly use a voltmeter with a small probe to measure the power supply voltages on connector A3J10 Figure 1 23 If any voltages are outside the listed values the fault is likely with the A1 Power Supply Replace the A1 Power Supply Figure 1 23 A3J10 F A 1 24 Front Panel Rear Panel 深圳德标仪器 135 1095 0799 ...

Page 63: ... ACOM ACOM ACOM ACOM ACOM 9 9V A 9V A 9V A 9V A 9V A 9V A 10 9V A 9V A 9V A 9V A 9V A 9V A 11 ACOM ACOM ACOM ACOM ACOM ACOM 12 ACOM ACOM ACOM ACOM ACOM ACOM 13 7V A 7V A 7V A 7V A 7V A 7V A 14 ACOM ACOM ACOM ACOM ACOM ACOM 15 DCOMc c DCOM digital ground DCOM DCOM DCOM DCOM DCOM 16 N C 12V Dd d D voltages to digital circuitry 12V D 12V D 12V D 12V D 17 DCOM DCOM DCOM DCOM DCOM DCOM 18 5 1V D 5 1V D...

Page 64: ...al generator on e If the condition still exists continue this process until all assemblies have been tested If changing the assemblies does not correct the condition the fault could be in either the A1 Power Supply or the A3 RF assembly One or both of these assemblies will need to be replaced to isolate the faulty assembly 1 Replace the A1 Power Supply 2 If replacing the A1 Power Supply1 does not ...

Page 65: ...llow standby LED should turn off and the green front panel power switch LED should turn on If either of these LEDs are not functioning as expected complete the following procedure to correct the problem 1 Remove the outer and inner instrument covers Refer to Chapter 3 Assembly Replacement for instructions on removing the instrument covers 2 Using Figure 1 24 check the green DS3 LED on the A3 RF as...

Page 66: ... power supply LEDs are off go to A1 Power Supply on page 1 26 to troubleshoot the A1 Power Supply c Verify that the W1 ribbon cable connections are tight d Remove the front panel Refer to Chapter 3 Assembly Replacement e Re connect the W1 ribbon cable to the A3 RF assembly Front Panel Rear Panel Front Panel Front Panel Rear Panel DS8 DS3 DS1 Rear Panel DS2 DS4 DS9 DS7 DS6 DS10 DS5 J6 34 深圳德标仪器 135...

Page 67: ...AC Inverter Interface Board N5181A 82A 83A on page 1 34 to troubleshoot If the voltage is not within limits measure J6 34 on the A3 RF assembly Refer to Figure 1 25 If the voltage is within limits replace W1 If the voltage is not within limits go to step 4 Figure 1 26 5 1V on A6 at J1 34 4 See Figure 1 27 Use a voltmeter with a small probe to measure the output voltage 5 1SB on the A3 RF assembly ...

Page 68: ...lity Instrument Info Front Panel Tests Key Test If intermittent operation occurs replace the Key Pad assembly If more than 50 of the keys do not cause the corresponding test area to change color replace the A6 DC AC Inverter Interface Board The RPG Knob is Not Functioning N5181A 82A 83A Verify the RPG functionality by performing the front panel RPG test Press Utility Instrument Info Front Panel Te...

Page 69: ... 29 Measure A3J6 11 and A3J6 12 they should have a voltage of 3 Vdc If A3J6 11 and A3J6 12 have a voltage of 3 Vdc replace the W1 ribbon cable If A3J6 11 and A3J6 12 do not have a voltage of 3 Vdc go to step 5 5 Refer to Figure 1 29 Measure A3J10 A21 and A3J10 A22 they should have a voltage of 3 Vdc If A3J10 A21 and A3J10 A22 have a voltage of 3 Vdc a Replace the A3 RF assembly b After replacing t...

Page 70: ...ront Panel Tests Pixel Screen Tests If the same area of the display is blank during each pixel test replace the LCD Display If an area of the display is only blank during some of the tests replace the A6 DC AC Inverter Interface board The Screen Saver is Not Functioning N5181A 82A 83A The screen saver delay can be set from 1 to 12 hours The PIC Controller controls the screen saver by turning the L...

Page 71: ...sys exceptionLog txt and renamed sys exceptionLogOld txt once it has been reported 4 If another exception occurs during the next bootup and there was an exception reported during the previous bootup the instrument will stop and blink the ERROR LED If auto reboot is disabled and an exception occurs the instrument will stop and blink the ERROR LED Via LAN or USB use the Web Enabled MXG to check the ...

Page 72: ...ulty for all four fans Replace the A1 Power Supply No LAN Activity The signal generator supports 100 Base T LAN When the signal generator is connected to an active LAN one of the green DS1 LEDs viewable through the rear panel will be on and the other green DS1 LED will blink If either of the DS1 LEDs do not respond to an active LAN connection replace the A5 CPU assembly No Front Panel USB Activity...

Page 73: ...e phase of the frequency loop signal the phase comparator rails and generates an unlocked message The unlock message will be displayed on the front panel Troubleshoot multiple loop unlock messages in the following order 1 508 Frac N Loop Unlock on page 1 65 2 512 Reference Unlocked on page 1 65 3 515 Reference Missing on page 1 66 4 532 PCI Bridge FPGA DCM Unlocked on page 1 66 5 533 RF Analog FPG...

Page 74: ...ge appears 1 Replace the A3 RF assembly 2 For N5183A instruments go to Chapter 4 Post Repair Procedures and Performance Verification Troubleshooting Unlevels An Automatic Leveling Control ALC loop on the A3 RF assembly provides leveled output power The ALC loop is a feedback control system that monitors RF power and maintains power at the user selected level The RF path must provide a minimum powe...

Page 75: ...ents with Option 01K 100 kHz to 250 kHz N A 4 dBm 250 kHz to 2 5 GHz 13 dBm 13 dBm 2 5 GHz to 3 0 GHz 10 dBm 10 dBm 3 0 GHz to 4 5 GHz 13 dBm 13 dBm 4 5 GHz to 5 8 GHz 10 dBm 10 dBm 5 8 GHz to 6 GHz 7 dBm 7 dBm Table 1 11 N5161A 62A 81A 62A 82A Output Powera a All instruments with serial number xx4818xxx and all instruments with serial number xx4818xx with Option 099 Frequencies Output Power 100 k...

Page 76: ...is not contributing to the unleveled or under power condition Refer to A2 Vector Module Troubleshooting N5162A 82A Only on page 1 29 2 If the A2 Vector Module is not contributing to the condition replace the A3 RF assembly Troubleshooting the 6 GHz Electronic Attenuator N5161A 62A 81A 82A The 6 GHz electronic attenuator is built into the A3 RF assembly It has an attenuation range of 130 dB in 5 dB...

Page 77: ...yond the frequency range of the signal generator that particular harmonic is not specified or measured If the frequency of a harmonic falls within the frequency range of the signal generator the harmonic s power level is obtained with the following procedure 1 Set the signal generator and spectrum analyzer to the same harmonic frequency 2 Set the signal generator to a specific power level Its outp...

Page 78: ...tion UNB 2 Spectrum Analyzer Settings a Connect a spectrum analyzer to the RF Output connector of the signal generator b Set the frequency of the spectrum analyzer to the harmonic frequency being measured To continue with our example set the frequency of the spectrum analyzer to 2 GHz c On the spectrum analyzer press the Peak Search and Marker Delta keys The marker should indicate approximately 0 ...

Page 79: ... 1 13 Type of Spur Options Description Replace Reference Spurs All These spurs are generated by the 10 MHz frequency reference on the A3 RF assembly A3 RF assemblya aAfter replacing the A3 RF assembly in a model N5183A instrument go to Chapter 4 Post Repair Procedures and Performance Verification Mixing Spurs All These spurs are generated by the mixing products of the RF and IF signals on the A3 R...

Page 80: ...82A only Replace the A2 Vector Module assembly Self Tests Go to Running Self Test on page 1 16 Relative Frequency Range and Accuracy Verification Replace the A3 RF assemblya aAfter replacing the A3 RF assembly in a model N5183A instrument go to Chapter 4 Post Repair Procedures and Performance Verification Leveled Output Power Verification For the N5161A 81A signal generator replace the A3 RF assem...

Page 81: ...software Adjustment that is failing Assembly to replace Microwave multiplier prelevel calibration A7 Micro Deck AM calibration 1 A3 RF Assembly 2 A7 Micro Deck Limited absolute power calibration A7 Micro Deck ALC mod driver calibration fails in the low frequency band A3 RF Assembly ALC mod driver calibration fails in the high frequency band A7 Micro Deck Performance Test that is Failing Action to ...

Page 82: ...3 RF assembly Replace the A3 RF assemblya Amplitude Switching Speed Replace the A3 RF assembly Replace the A7 Micro Decka If this does not correct the problem replace the A3 RF assemblya Frequency Switching Speed Replace the A3 RF assembly Replace the A3 RF assemblya a After replacing the A7 Micro Deck or the A3 RF assembly go to Chapter 4 Post Repair Procedures and Performance Verification Perfor...

Page 83: ...ent com find techsupport Shipping a Defective Assembly Back to Agilent Technologies 1 When you receive the rebuilt exchange assembly be careful not to damage the box and shipping hardware in which it was shipped You will use that box and shipping hardware to return the defective assembly The box you receive should contain the following the rebuilt assembly an exchange assembly failure report a ret...

Page 84: ... N5181A only 503 100 kHz to 3 GHz frequency range 506 100 kHz to 6 GHz frequency range 520 100 kHz to 20 GHz frequency range N5183A only 532 100 kHz to 31 8 GHz frequency range N5183A only 540 100 kHz to 40 GHz frequency range N5183A only Hardware Options UNM Standard front and rear panel connector configuration 1EM Moves all connectors to the rear panel N5181A 82A 83A only 012 LO in out for phase...

Page 85: ...on of options or no options a rear panel output a The replacement of the A3 RF assembly requires firmware A 01 42 To avoid configuration errors download firmware A 01 42 prior to replacing the A3 assembly If the A3 RF assembly is replaced prior to downloading firmware A 01 42 downloading firmware A 01 42 and cycling the power should correct any configuration errors N5180 69170 2 12 N5180 69170 2 1...

Page 86: ...B1 thru B4 Fan each b b There are two different fans structured to this part number The fan currently shipping has a thickness of 20mm The fan that shipped previously had a thickness of 25mm Both fans are acceptable to use N5180 60026 2 10 N5180 60026 2 10 N5180 60026 2 10 CVR Front Panel N5180 40012 2 29 N5180 40012 2 29 N5180 40012 2 29 Table 2 3 N5181A 82A Instrument Serial Number xx4818xxxx De...

Page 87: ... downloading firmware A 01 42 downloading firmware A 01 42 and cycling the power should correct any configuration errors Table 2 5 N5183A Description Option 520 Option 532 Option 540 Part Number Page Number Part Number Page Number Part Number Page Number Front Panel N5180 60112 2 10 N5180 60112 2 10 N5180 60112 2 10 Key Pad N5180 60021 2 8 N5180 60021 2 8 N5180 60021 2 8 Power Switch N5180 60022 2...

Page 88: ...12 2 29 N5180 40012 2 29 RF Output Connector 2 4mm n a n a n a n a 5063 1700 n a RF Output Connector Type N 08559 60002 n a 08559 60002 n a n a n a RF Output Connector 3 5mm 08673 60040 n a 08673 60040 n a n a n a a The replacement of the A5 CPU requires firmware A 01 60 bThere are two different fans structured to this part number The fan currently shipping has a thickness of 20mm The fan that shi...

Page 89: ...83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 7 Front Panel Assemblies N5161A 62A only Figure 2 1 Front Panel Assemblies USB Board Power Switch A9 Interface Board 深圳德标仪器 135 1095 0799 ...

Page 90: ...l Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 8 Front Panel Assemblies N5181A 82A 83A only Figure 2 2 Front Panel Assemblies Key Pad USB Board Power Switch A6 DC AC Inverter Interface LCD 深圳德标仪器 135 1095 0799 ...

Page 91: ...83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 9 Assemblies from a Top View Figure 2 3 N5161A and N5162A Option 012 Shown A1 A2 N5162A only B1 B2 B3 B4 Front Panel 深圳德标仪器 135 1095 0799 ...

Page 92: ...ilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 10 Figure 2 4 N5181A 82A A1 A2 N5182A only B1 B2 B3 B4 Front Panel 深圳德标仪器 135 1095 0799 ...

Page 93: ...5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 11 Figure 2 5 N5183A 532 540 shown A1 B1 B2 B3 B4 Front Panel A7 A8 RF Connector 深圳德标仪器 135 1095 0799 ...

Page 94: ...2A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 12 Assemblies from a Bottom View Figure 2 6 N5161A 62A A3 A5 A3BT1 A4 N5162A only Front Panel 深圳德标仪器 135 1095 0799 ...

Page 95: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 13 Figure 2 7 N5181A 82A 83A A3 A5 A3BT1 A4 N5182A only 深圳德标仪器 135 1095 0799 ...

Page 96: ...d Cable A3 RF Assembly A2 Vector Modulation N5180 20016 2 17 W6 N5182A only Semi Rigid Cable A3 RF Assembly A2 Vector Modulation N5180 20025 2 17 W7 N5162A 82A only Semi Rigid Cable A3 RF Assembly A2 Vector Modulation N5180 20026 2 16 2 17 W8 Ribbon Cable A3 RF Assembly GPIB A5 CPU 8121 1397 2 19 2 20 W9 N5183A only Semi Rigid Cable 2 4mm RF Connector Mechanical Attenuator N5180 20046 2 18 W10 N51...

Page 97: ... 16 W18 N5162A 82A Option 012 only Semi Rigid Jumper Cable LO Out LO In E8251 20364 2 16 W19 N5162A 82A Option 1EM only Rear Panel I Input A2J15 8121 1740 2 16 W20 N5162A 82A Option 1EM only Rear Panel Q Input A2J16 8121 1740 2 16 aThis cable is not replaceable by itself You must order the corresponding assembly Table 2 6 Reference Designator Input Output Part Number Page Number 深圳德标仪器 135 1095 07...

Page 98: ...nal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 16 Cables from a Top View Figure 2 8 N5162A with Option 012 and N5182A with Options 1EM and 012 W18 W17 W7 W16 B1W1 B2W1 B3W1 B4W1 W20 W19 深圳德标仪器 135 1095 0799 ...

Page 99: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 17 Figure 2 9 N5181A 82A W5 W6 W7 W4 W3 B1W1 B2W1 B3W1 B4W1 深圳德标仪器 135 1095 0799 ...

Page 100: ...ilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 18 Figure 2 10N5183A W15 W14 2 4mm W9 3 5mm W10 Type N W11 W13 W12 深圳德标仪器 135 1095 0799 ...

Page 101: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 19 Cables from a Bottom View Figure 2 11N5161A 62A W8 W1 W2 深圳德标仪器 135 1095 0799 ...

Page 102: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 20 Figure 2 12N5181A 82A 83A W8 W1 W2 深圳德标仪器 135 1095 0799 ...

Page 103: ...sembled Rear Panel View on page 2 23 Main Chassis with Inside Covers on page 2 26 Outer Instrument Cover and Associated Parts on page 2 27 Front Panel View Table 2 7 Front Panel View Item No Description Qty Part Number 1 Small Overlay 1 N A 2 Nameplate 1 N A 3 RPG Knob 1 W1312 40017 4 Large Keypad Overlay 1 N A 5 Washer Wavy 490ID N5182A only 2 2190 0102 6 Nut Hex 15 32 32 N5182A only 2 2950 0035 ...

Page 104: ...nal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 22 Figure 2 13N5161A 62A Front Panel View Figure 2 14N5181A 83A Front Panel View Figure 2 15N5182A Front Panel View 7 1 3 4 2 1 3 4 5 6 2 深圳德标仪器 135 1095 0799 ...

Page 105: ...ar Panel N5183A 1 1 1 N5180 00002 N5180 00017 N5180 00006 2 Screw Machine M3 0 8 PN TX N5161A 81A N5162A 82A N5183A 4 10 10 0515 0372 3 Screw Machine 4 40 N5162A 82A only 4 2200 0139 4 Washer Lock 505ID BNC connectors on rear panel N5161A 81A N5162A 82A N5183A 8 15 9 2190 0068 5 Nut Hex 1 2 28 BNC connectors on rear panel board N5161A 81A N5162A 82A N5183A 8 15 9 2950 0054 6 Rear Panel Hole Plug 1...

Page 106: ... 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 24 Figure 2 16N5161A 81A Rear Panel View Figure 2 17N5162A and N5182A Option 1EM Rear Panel View 1 2 4 6 5 1 2 4 5 深圳德标仪器 135 1095 0799 ...

Page 107: ...2A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 25 Figure 2 18N5182A Rear Panel View Figure 2 19N5183A Rear Panel View 1 2 4 6 5 3 1 2 4 6 5 7 深圳德标仪器 135 1095 0799 ...

Page 108: ...side Covers Table 2 9 Main Chassis with Inside Covers Item No Description Qty Part Number 1 Main Chassis Inside Top Cover 1 N A 2 Main Chassis Inside Bottom Cover 1 N A 3 Screw Machine M3 0 x 08 FL TX inside top and bottom covers to main chassis 24 0515 1227 4 Screw Machine M3 0 x 08 PN TX inside top and bottom covers to rear panel 2 0515 0372 1 2 4 4 3 24 Places 深圳德标仪器 135 1095 0799 ...

Page 109: ...round Spring 2 Handle Retainer 2 End Cap 2 Screw Machine M5 x 18 FL TX 2 2 Hole Plug not shown in photo 2 W1312 40024 3 Screw Machine M5 x 0 8 12mm lg not shown in photo 2 0515 0708 4 Rear Feet Screws not shown in photo 4 0515 1619 5 Rear Panel Feet 4 5041 9611 6 Feet Bottom 1 5041 9167 7 Tilt Stand 1 1460 1345 8 Set of 4 Bottom Feet with Tilt Stands not shown in photo 1 5000 0913 9 Outside Instru...

Page 110: ...2A 81A 82A 83A MXG Signal Generators Service Guide Replaceable Parts Assemblies and Hardware Options 2 28 Figure 2 21Outer Instrument Cover and Associated Parts 1 5 4 Places 6 4 Places 9 7 2 Places 深圳德标仪器 135 1095 0799 ...

Page 111: ...n Set N5180 90001 CD ROM Documentation N5180 90007 Installation Guide N5180 90002 User s Guide N5180 90003 SCPI Command Reference N5180 90004 Programming Guide N5180 90005 Service Guide N5180 90006 Specifications Data Sheet N5161A 81A 5989 5311EN Specifications Data Sheet N5162A 82A 5989 5261EN Specifications Data Sheet N5183A 5989 7572EN Table 2 12Electrostatic Discharge ESD Protective Supplies D...

Page 112: ...T attenuator B fan DS lamp J electrical connector jack W cable transmission path wire Abbreviation Definition BN buttonhead screws CPU central processing unit conical washer screws EXT external FL flathead screws Ft feet Hex hexagonal GPIB general purpose interface bus HX hexagonal recess screws I in phase LF low frequency M meters or metric hardware PC patch lock screws or printed circuit PN panh...

Page 113: ...rator After Replacing or Repairing an Assembly After you have replaced or repaired an assembly certain performance tests may have to be performed Refer to Chapter 4 Post Repair Procedures and Performance Verification on page 4 1 for the list of performance tests required for each assembly Assemblies You Can Replace Outer Cover on page 3 4 Inner Top Cover on page 3 6 Inner Bottom Cover on page 3 8 ...

Page 114: ...acement Assemblies You Can Replace 3 2 A7 Micro Deck N5183A only Standard on page 3 56 A7 Micro Deck N5183A only Option 1EM on page 3 59 A8 Floating BNC Bypass N5183A only on page 3 62 RF Connector N5183A only Standard on page 3 64 B1 thru B4 Fans on page 3 66 深圳德标仪器 135 1095 0799 ...

Page 115: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement Assemblies You Can Replace 3 3 This page intentionally left blank 深圳德标仪器 135 1095 0799 ...

Page 116: ...Remove the four bottom feet 4 from the cover by lifting the tab and sliding the foot toward the tab 6 Place the signal generator on its side 7 Place one hand on the front panel use the other hand to lift the rear of the signal generator and slide the outer cover 5 off to remove it from the frame CAUTION The RF connector can be easily damaged Use extreme caution to not damage the RF connector when ...

Page 117: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement Outer Cover 3 5 Figure 3 1 Outer Cover Removal 1 2 3 2 Places 4 Places 4 4 Places 5 深圳德标仪器 135 1095 0799 ...

Page 118: ...ove the outer cover from the signal generator Refer to Outer Cover on page 3 4 3 Place the signal generator flat with the front panel facing you 4 Using the T 10 driver remove the nine flat top screws 1 from the inner top cover 2 5 Using the T 10 driver remove the screw 3 from the rear panel 6 Remove the inner top cover Replacement Procedure 1 Reverse the order of the removal procedures 2 Torque a...

Page 119: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement Inner Top Cover 3 7 Figure 3 2 Inner Top Cover Removal 3 2 1 1 1 1 1 1 1 1 1 深圳德标仪器 135 1095 0799 ...

Page 120: ...ve the outer cover from the signal generator Refer to Outer Cover on page 3 4 3 Place the signal generator flat with the front panel facing you 4 Using the T 10 driver remove the eleven flat top screws 1 from the inner bottom cover 2 5 Using the T 10 driver remove the screw 3 from the rear panel 6 Remove the inner bottom cover Replacement Procedure 1 Reverse the order of the removal procedures 2 T...

Page 121: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement Inner Bottom Cover 3 9 Figure 3 3 Inner Bottom Cover 3 2 1 1 1 1 1 1 1 1 1 深圳德标仪器 135 1095 0799 ...

Page 122: ...e A2 Vector Module facing you and use the needle nose pliers to disconnect the following cables W3 I Input from A2J15 W4 Q Input from A2J16 6 Remove the chassis grommet before pulling W3 and W4 thru the chassis N5182A only 7 With the signal generator upside down and flat use the T 20 driver to remove the four screws 1 from the sides of the chassis CAUTION Before removing the front panel from the s...

Page 123: ...2A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement Front Panel 3 11 Figure 3 4 Front Panel W1 1 W3 A2J15 W2 1 2 places 2 places W4 A2J16 N5182A only N5182A only chassis grommet 深圳德标仪器 135 1095 0799 ...

Page 124: ...op Cover on page 3 6 and Inner Bottom Cover on page 3 8 3 Remove the front panel from the signal generator Refer to Front Panel on page 3 10 4 Using the T 10 driver remove the screw 1 securing the USB board to the front panel 5 Remove USB board Replacement Procedure 1 Reverse the order of the removal procedure 2 Torque screw to 9 in lbs 3 Perform the post repair performance tests that pertain to t...

Page 125: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement USB Board 3 13 Figure 3 5 USB Board 1 深圳德标仪器 135 1095 0799 ...

Page 126: ... panel from the signal generator Refer to Front Panel on page 3 10 4 Remove the A6 DC AC Inverter Interface Board from the signal generator Refer to A6 DC AC Inverter Interface Board N5181A 82A 83A only on page 3 16 5 Using the T 10 driver remove the six screws 1 that secure the sub panel 2 to the front panel 6 Remove the sub panel 7 Remove the LCD Display Replacement Procedure 1 Reverse the order...

Page 127: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement LCD Display N5181A 82A 83A only 3 15 Figure 3 6 LCD Display 1 1 1 1 1 1 2 LCD Display 深圳德标仪器 135 1095 0799 ...

Page 128: ...nnect the W1 ribbon cable not shown in Figure 3 7 from the A6 DC AC Inverter Interface board 3 6 Disconnect the Power Switch cable 4 from the A6 DC AC Inverter Interface Board 3 7 Disconnect the LCD 2 wire cable 5 from the A6 DC AC Inverter Interface Board 3 8 Disconnect the ribbon cable 6 from the A6 DC AC Inverter Interface Board 3 9 Disconnect the LCD flat flex cable 7 from the A6 DC AC Inverte...

Page 129: ...1A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A6 DC AC Inverter Interface Board N5181A 82A 83A only 3 17 Figure 3 7 A6 DC AC Inverter Interface Board 1 1 1 1 2 3 4 5 3 6 7 8 8 8 9 深圳德标仪器 135 1095 0799 ...

Page 130: ...o Front Panel on page 3 10 4 Disconnect the W1 ribbon cable from the A9 Interface board 3 5 Using the T 10 driver remove the six screws 1 that secure the subpanel 2 to the front panel 3 6 Disconnect the Power Switch cable 4 from the A9 Interface Board 3 7 Using the T 10 driver remove the seven screws 5 that secure the A9 Interface Board 3 to the front panel sub panel 6 8 Remove the A9 Interface Bo...

Page 131: ... N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A9 Interface Board N5161A 62A only 3 19 Figure 3 8 A9 Interface Board 1 1 1 1 2 5 4 3 5 5 5 1 1 6 5 5 5 W1 深圳德标仪器 135 1095 0799 ...

Page 132: ... signal generator Refer to A6 DC AC Inverter Interface Board N5181A 82A 83A only on page 3 16 5 Remove the LCD Display from the signal generator Refer to LCD Display N5181A 82A 83A only on page 3 14 6 Using the T 10 driver remove the twelve screws 1 that secure the Key Pad 2 to the front panel frame 7 Remove the Key Pad Replacement Procedure 1 Reverse the order of the removal procedure NOTE Hand s...

Page 133: ...d from the signal generator Refer to A6 DC AC Inverter Interface Board N5181A 82A 83A only on page 3 16 5 Remove the LCD Display from the signal generator Refer to LCD Display N5181A 82A 83A only on page 3 14 6 Using the T 10 driver remove the two screws 1 that secure the Power Switch 2 to the front panel frame 7 Remove the Power Switch Replacement Procedure 1 Reverse the order of the removal proc...

Page 134: ...rator flat with the rear panel facing you 4 Using the 5 8 hex nut driver remove the nuts and washers 1 securing the A3 RF assembly BNC s to the rear panel 5 Using the T 10 driver remove the four screws 2 securing the rear panel to the signal generators chassis 6 Pull the rear panel away from the signal generator s chassis Replacement Procedure 1 Reverse the order of the removal procedure 2 Torque ...

Page 135: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement Rear Panel N5161A 81A 3 23 Figure 3 11N5161A 81A Disassembled Rear Panel View 2 1 深圳德标仪器 135 1095 0799 ...

Page 136: ...driver remove the fifteen nuts and washers 1 securing the A2 Vector Module and A3 RF assembly BNC s to the rear panel 6 For N5162A and N5182A Option 1EM use the 1 4 hex nut driver to remove the two nuts and washers 2 securing the I and Q cables to the rear panel 7 Using the T 10 driver remove the ten screws 3 securing the rear panel to the signal generators chassis 8 Using a small Phillips screwdr...

Page 137: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement Rear Panel N5162A 82A 3 25 Figure 3 12N5162A 82A Disassembled Rear Panel View 1 4 3 W16 W17 2 深圳德标仪器 135 1095 0799 ...

Page 138: ... facing you 4 Disconnect W15 from A7J14 5 Using the 5 8 hex nut driver remove the nine nuts and washers 1 securing the A3 RF assembly and A7 Micro Deck BNC s to the rear panel 6 Using the T 10 driver remove the nine screws 2 securing the rear panel to the signal generators chassis 7 Pull the rear panel away from the signal generator s chassis Replacement Procedure 1 Reverse the order of the remova...

Page 139: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement Rear Panel N5183A 3 27 Figure 3 13N5183A Rear Panel 1 2 grounding screw 深圳德标仪器 135 1095 0799 ...

Page 140: ...anel must be removed so the power connector on the A1 Power Supply can be disconnected from the A3 RF assembly without damaging the connector pins 4 Place the signal generator flat and upright with the front panel facing you 5 Using the T 10 driver press the connector latch to disconnect B1W1 thru B4W1 from the A1 Power Supply 6 Using the T 10 driver remove the five screws 1 that secure the A1 Pow...

Page 141: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A1 Power Supply 3 29 Figure 3 14 A1 Power Supply A1 1 1 1 1 1 B1W1 thru B4W1 深圳德标仪器 135 1095 0799 ...

Page 142: ... panel must be removed to allow the pin connector on the A2 Vector Module to be disconnected from the A3 RF assembly without damaging the connector pins 5 Place the signal generator flat with the A2 Vector Module facing up and the rear panel facing you 6 Using the 5 16 open ended wrench disconnect W5 W16 W17 and W7 7 Use the needle nose pliers to disconnect the following cables W19 I Input from A3...

Page 143: ...uide Assembly Replacement A2 Vector Module N5162A with Option 012 and N5182A Option 1EM with Option 012 3 31 Figure 3 15 A2 Vector Module N5162A with Option 012 and N5182A Option 1EM with Option 012 A2 1 1 1 1 W5 W17 W19 A3J15 W7 W20 A3J16 W16 深圳德标仪器 135 1095 0799 ...

Page 144: ...rom the A3 RF assembly without damaging the connector pins 5 Place the signal generator flat with the A2 Vector Module facing up and the rear panel facing you 6 Using the 5 16 open ended wrench disconnect W5 W6 and W7 7 Use the needle nose pliers to disconnect the following cables according to the signal generator you have N5162A W19 I Input from A3J15 and W20 Q Input from A3J16 shown in Figure 3 ...

Page 145: ...A MXG Signal Generators Service Guide Assembly Replacement A2 Vector Module N5162A 82A without Option 012 3 33 Figure 3 16 A2 Vector Module N5162A 82A without Option 012 A2 1 1 1 1 1 W5 W6 W3 A3J15 W7 W4 A3J16 深圳德标仪器 135 1095 0799 ...

Page 146: ... 8 4 Place the signal generator flat with the A2 Vector Module facing up and the rear panel facing you 5 Using the 5 16 open ended wrench disconnect the following cables according to the instrument you have Instruments without Option 012 W5 W6 and W7 Instruments with Option 012 W5 W17 and W7 6 Place the signal generator flat with the A3 RF assembly facing up 7 Remove the following assemblies in th...

Page 147: ...t A3 RF Assembly N5162A with and without Option 012 N5182A with Option 012 and N5182A Option 1EM with and without Option 012 3 35 Figure 3 17 A3 RF Assembly N5162A and N5182A Option 1EM W5 W17 W7 W5 W6 W7 Instruments without Option 012 Instruments without Option 012 深圳德标仪器 135 1095 0799 ...

Page 148: ...mbly Replacement A3 RF Assembly N5162A with and without Option 012 N5182A with Option 012 and N5182A Option 1EM with and without Option 012 3 36 Figure 3 18 A3 RF Assembly N5162A and N5182A Option 1EM 2 of 3 1 1 1 under ribbon cable 1 1 1 1 1 1 1 A3 2 深圳德标仪器 135 1095 0799 ...

Page 149: ...ors Service Guide Assembly Replacement A3 RF Assembly N5162A with and without Option 012 N5182A with Option 012 and N5182A Option 1EM with and without Option 012 3 37 Figure 3 19 A3 RF Assembly N5162A and N5182A Option 1EM 3 of 3 深圳德标仪器 135 1095 0799 ...

Page 150: ... the 5 16 open ended wrench remove the following cables W5 W6 and W7 6 Place the signal generator flat with the A3 RF assembly facing up 7 Remove the following assemblies in the order listed a A4 Internal Memory Card N5162A 82A only see page 3 52 b A5 CPU see page 3 54 c Rear Panel N5161A 81A see page 3 22 or Rear Panel N5162A 82A see page 3 24 d Front Panel see page 3 10 8 Using the T 10 driver r...

Page 151: ...82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly Standard N5181A 82A 3 39 Figure 3 20 A3 RF Assembly Standard N5181A 82A 1 of 3 W5 W6 W7 N5182A only N5182A only N5182A only 深圳德标仪器 135 1095 0799 ...

Page 152: ... 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly Standard N5181A 82A 3 40 Figure 3 21 A3 RF Assembly Standard N5181A 82A 2 of 3 1 1 1 under ribbon cable 1 1 1 1 1 1 1 A3 2 深圳德标仪器 135 1095 0799 ...

Page 153: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly Standard N5181A 82A 3 41 Figure 3 22 A3 RF Assembly Standard N5181A 82A 3 of 3 深圳德标仪器 135 1095 0799 ...

Page 154: ... to Outer Cover on page 3 4 Inner Top Cover on page 3 6 and Inner Bottom Cover on page 3 8 4 Place the signal generator flat with the A3 RF assembly facing up 5 Remove the following assemblies in the order listed a A5 CPU see page 3 54 b Rear Panel N5161A 81A see page 3 22 c Front Panel see page 3 10 6 Using the T 10 driver remove the 10 screws 1 that connect the A3 RF assembly to the chassis 7 Pl...

Page 155: ... 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly N5161A and N5181A Option 1EM 3 43 Figure 3 23 A3 RF Assembly 1EM 1 of 2 1 1 1 1 1 A3 1 1 1 under ribbon cable 1 1 深圳德标仪器 135 1095 0799 ...

Page 156: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly N5161A and N5181A Option 1EM 3 44 Figure 3 24 A3 RF Assembly 1EM 2 of 2 深圳德标仪器 135 1095 0799 ...

Page 157: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly N5161A and N5181A Option 1EM 3 45 This page intentionally left blank 深圳德标仪器 135 1095 0799 ...

Page 158: ...iers disconnect W14 from the A3 RF assembly 6 Using the 5 16 open ended wrench disconnect W12 and W13 semi rigid cables 7 Place the signal generator flat with the A3 RF assembly facing up 8 Remove the following assemblies in the order listed a A5 CPU see page 3 54 b Rear Panel N5183A see page 3 26 c Front Panel see page 3 10 9 Using the T 10 driver remove the 10 screws 1 that connect the A3 RF ass...

Page 159: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly N5183A only 3 47 Figure 3 25A3 RF Assembly N5183A only 1 of 3 W14 W13 W12 深圳德标仪器 135 1095 0799 ...

Page 160: ...A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly N5183A only 3 48 Figure 3 26 A3 RF Assembly N5183A only 2 of 3 1 1 1 1 1 1 1 1 1 1 A3 under ribbon cable 深圳德标仪器 135 1095 0799 ...

Page 161: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3 RF Assembly N5183A only 3 49 Figure 3 27 A3 RF Assembly N5183A only 3 of 3 深圳德标仪器 135 1095 0799 ...

Page 162: ...e 3 28 for this procedure 1 Disconnect the power cord 2 Remove the covers from the signal generator Refer to Outer Cover on page 3 4 and Inner Bottom Cover on page 3 8 3 Place the signal generator flat with the A3 RF assembly facing up and the front panel towards you 4 Using the flat head screw driver remove the A3BT1 by leveraging the battery out of its socket Replacement Procedure 1 Reverse the ...

Page 163: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A3BT1 Battery 3 51 Figure 3 28 A3BT1 Battery A3BT1 深圳德标仪器 135 1095 0799 ...

Page 164: ... you 4 Using the T 10 driver remove the screw 1 that attaches the A4 Internal Memory Card to the A3 RF assembly 5 Remove the A4 Internal Memory Card by gently rocking it side to side to release the pin Replacement Procedure 1 Reverse the order of the removal procedure CAUTION The A4 Internal Memory Card pin can be re installed incorrectly To insure proper installation carefully align the connector...

Page 165: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A4 Internal Memory Card N5162A 82A only 3 53 Figure 3 29 A4 Internal Memory Card A4 1 深圳德标仪器 135 1095 0799 ...

Page 166: ...oval and Installation Procedure on page 4 3 2 Disconnect the power cord 3 Remove the covers from the signal generator Refer to Outer Cover on page 3 4 and Inner Bottom Cover on page 3 8 4 Place the signal generator flat and upside down with the front panel facing you 5 Using the T 8 driver remove the four screws 1 that attach the A5 CPU to the A3 RF assembly 6 Remove the A5 CPU 7 Disconnect W9 Rep...

Page 167: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A5 CPU 3 55 Figure 3 30 A5 CPU W9 1 1 1 1 A5 深圳德标仪器 135 1095 0799 ...

Page 168: ...rigid cable according to the signal generator you have 520 with a 3 5mm RF connector W10 from the mechanical attenuator 1 520 with a Type N RF connector W11 from the mechanical attenuator 1 532 540 W9 from the mechanical attenuator 1 7 Disconnect W14 from A7J15 8 Disconnect W15 from A7J14 9 Using the T 10 driver remove the eight screws 2 that secure the A7 Micro Deck to the chassis 10 Remove the A...

Page 169: ...83A MXG Signal Generators Service Guide Assembly Replacement A7 Micro Deck N5183A only Standard 3 57 Figure 3 31A7 Micro Deck N5183A only Standard W15 W14 2 4mm W9 3 5mm W10 Type N W11 W13 W12 1 2 2 2 2 2 2 2 深圳德标仪器 135 1095 0799 ...

Page 170: ...lent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A7 Micro Deck N5183A only Standard 3 58 Figure 3 32A7 Micro Deck Replacement 3 3 3 3 3 Extra screws 深圳德标仪器 135 1095 0799 ...

Page 171: ...e disconnected from the A3 RF assembly without damaging the connector pins 5 Using a 5 16 open ended wrench disconnect one end of the following cables see Figure 3 33 to determine which end to disconnect W12 semi rigid cable from the A3 RF assembly W13 semi rigid cable from the A3 RF assembly 6 Disconnect W14 from A7J15 7 Disconnect W15 from A7J14 8 Using the T 10 driver remove the eight screws 1 ...

Page 172: ...A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A7 Micro Deck N5183A only Option 1EM 3 60 Figure 3 33A7 Micro Deck N5182A only Option 1EM W15 W14 W13 W12 1 1 1 1 1 1 1 深圳德标仪器 135 1095 0799 ...

Page 173: ...ent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A7 Micro Deck N5183A only Option 1EM 3 61 Figure 3 34A7 Micro Deck Replacement 3 3 3 3 3 Extra screws 深圳德标仪器 135 1095 0799 ...

Page 174: ... cover from the signal generator Refer to Outer Cover on page 3 4 Inner Top Cover on page 3 6 3 Disconnect W15 from A7J14 4 Using the 5 8 hex nut driver remove the nut and washer securing the A8 Floating BNC Bypass to the rear panel 5 Remove the A8 Floating BNC Bypass Replacement Procedure 1 Reverse the order of the removal procedure 2 Torque all screws to 9 in lbs 3 Perform the post repair perfor...

Page 175: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement A8 Floating BNC Bypass N5183A only 3 63 Figure 3 35A8 Floating BNC Bypass W15 A8 深圳德标仪器 135 1095 0799 ...

Page 176: ...he signal generator Refer to Front Panel on page 3 10 4 Using a 5 16 open ended wrench disconnect the following semi rigid cable according to the signal generator you have 520 with a 3 5mm RF connector W10 from the RF connector 1 520 with a Type N RF connector W11 from the RF connector 1 532 540 W9 from the RF Connector 1 5 Remove the RF Connector Replacement Procedure 1 Reverse the order of the r...

Page 177: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement RF Connector N5183A only Standard 3 65 Figure 3 36RF Connector 1 深圳德标仪器 135 1095 0799 ...

Page 178: ...3 28 3 Place the signal generator flat with the A2 Vector Module facing up and the front panel facing you 4 Using the T 10 driver press the connector latch to disconnect the fan cable 1 from the A2 Power Supply 5 Use the T 20 driver to push the rivet 2 out until you can remove it with your fingers 6 Remove the fan releasing the fan cable from the cable clips Replacement Procedure 1 Reverse the ord...

Page 179: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement B1 thru B4 Fans 3 67 Figure 3 37 B1 thru B4 Fans 1 of 2 A2 B1 B2 B3 B4 1 深圳德标仪器 135 1095 0799 ...

Page 180: ...Agilent N5161A 62A 81A 82A 83A MXG Signal Generators Service Guide Assembly Replacement B1 thru B4 Fans 3 68 Figure 3 38 B1 thru B4 Fans 2 of 2 1 2 深圳德标仪器 135 1095 0799 ...

Page 181: ...formance specifications and for accurate self test results allow a warm up period of 45 minutes within an operational temperature range of 0 to 55 C For more information refer to the MXG signal generator Data Sheet The ability to ensure proper hardware compatibility when an assembly is replaced in the MXG is based on the capability of the product to save and reconfigure its arrays To ensure that e...

Page 182: ...epared for removal or removal has been aborted Each Install Assembly softkey when enabled will display a message in the lower left quadrant of display indicating assembly prepared for installation or installation has been aborted N5162A 82A only N5183A only Whether a softkey is available depends on the model of MXG Note When pressed a Confirm Removal menu similar to the one shown here for the CPU ...

Page 183: ...rmware version A 01 04 you must upgrade to A 01 10 or later prior to replacing any assembly If you do not upgrade to A 01 10 or later your license key data will not be available and all license key enabled options will not work If you did not upgrade your firmware to A 01 10 prior to replacing an assembly refer to Table 4 1 If you did upgrade your firmware to A 01 10 or later refer to Table 4 2 Ta...

Page 184: ...ort person for assistance A3 RF assembly backup license keys and instrument serial number do not match With Error 617 Configuration Error The backup memory contains license keys for serial number serial number Use the service procedure to overwrite the backup memory 1 Turn the signal generator off 2 Press and hold Preset turn the signal generator on continue to hold Preset for 10 seconds 3 Press C...

Page 185: ...e power meter when the power meter turns on If this does not occur manually enter the correct calibration factors for the power sensor you are using Verify the power sensor is properly calibrated to the power meter 2 If the tests setups are correct go to Troubleshooting Performance Test Problems on page 1 72 Table 4 3 Manual Performance Tests Manuals Performance Tests The following performance ver...

Page 186: ...ions Run these tests at least every 24 months or more often as necessary Download the service software from http www agilent com find calibrationsoftware or you can purchase the software on a CDROM a license is required to run the calibration software If an automated performance verification test fails go to Troubleshooting Performance Test Problems on page 1 72 to troubleshoot the instrument fail...

Page 187: ...ate Internal Rise Fall Time Option UNW a The manual phase noise test is required as part of a complete performance verification refer to Table 4 3 on page 5 Table 4 5 Automated Performance Verification Tests Continued N5161A N5181A N5162A N5182A N5183Aa Automated performance verification tests are listed in the order they should be performed to prevent invalid results and to minimize changes in te...

Page 188: ...ce over the factory supplied calibration data The calibration routines improves performance that may degrade over time or due to temperature changes Running Self Test The self test is a series of internal tests of signal generator functions Run the complete self tests when initially setting up a signal generator after an assembly repair or to verify signal generator performance Also run self test ...

Page 189: ...t significant failure displays Self Test Failure 1 Confirm that all unnecessary1 external cables including GPIB LAN and USB cables are disconnected from the signal generator and repeat the self test 2 If the self test continues to fail the signal generator requires service If you are unable to service the signal generator send it to an Agilent service center for repair Include a detailed descripti...

Page 190: ...erify that the frequency counter is locked to the 10 MHz external reference frequency 1 Hz 7 For maximum accuracy set the gate time on the frequency counter to 5 seconds Press Gate ExtArm twice and use the arrow keys to set the value 8 Set the frequency Press Frequency and set the signal generator to the first frequency listed in Table 4 7 9 Confirm that the measured frequency is within the limits...

Page 191: ...rn modulation off Press the Mod On Off so that the MOD On Off LED turns off 6 Set the amplitude Press Amplitude and enter 0 dBm Table 4 7 Frequency Accuracy Limits Frequency MHz Limit Hz 0 1 MHza a N5181A 82A with s n prefix xx4740 measure at 0 25MHz except instruments with options 099 or 01K 1 0 5 MHz 1 1 MHz 1 10 MHz 1 50 MHz 1 100 MHz 1 500 MHz 1 800 MHz 1 1The N5161A 62A performs the identical...

Page 192: ...equency listed in Table 4 9 9 Confirm that the measured frequency is within the limits listed in Table 4 9 10 Repeat step 8 and step 9 for all of the frequencies in the table that are within the frequency range of your signal generator Table 4 9 Frequency Accuracy Limits Frequency MHz Limit Hz 0 1 MHza a N5181A 82A with s n prefix xx4740 measure at 0 25MHz except instruments with options 099 or 01...

Page 193: ...e signal generator Press Preset 4 Turn RF on Press RF On Off so that the RF On Off LED lights 5 Turn modulation off Press Mod On Off so that the Mod On Off LED turns off 6 Set the frequency Press Frequency and enter the first frequency value listed in Table 4 10 1The N5161A 62A performs the identical internal tests as in the MXG via a LAN connection to a Web Server The front panel displays all har...

Page 194: ...requency at which to measure the power 9 Measure the output power level 10 Repeat steps 6 through 9 to measure power at each of the 15 frequencies listed in Table 4 10 11 Confirm that the measured power levels are within the limits listed in the table NOTE The limit range is due to power meter uncertainty 538 MHz 0 6dB 675 MHz 0 6dB 850 MHz 0 6dB 1075 MHz 0 6dB 1350 MHz 0 6dB 1700 MHz 0 6dB 2150 M...

Page 195: ...e ARB softkey to highlight On 6 Turn RF on Press RF On Off so that the RF On Off LED lights 7 Verify modulation is off Press Mod On Off so that the Mod On Off LED turns off 8 Set the signal generator frequency to the first value listed in Table 4 11 Press Frequency 338 MHz 1The N5161A 62A performs the identical internal tests as in the MXG via a LAN connection to a Web Server The front panel displ...

Page 196: ...e power 11 Measure the output power level and write down the value 12 Turn modulation on Press Mod On Off so that the Mod On Off LED turns on 13 Measure the output level and write down the value 14 Compare the values from step 11 and step 13 The Δ should be equal to or less than the test limit in Table 4 11 15 Repeat steps 8 through 14 for the remaining frequencies in the table confirm that the de...

Page 197: ...covers or removal of parts is likely to expose dangerous voltages Disconnect the product from all voltage sources before starting to open WARNING The detachable power cord is the instrument disconnecting device It disconnects the main circuits from the main supply before other parts of the instrument The front panel switch is only a standby switch and is not a LINE switch disconnecting device WARN...

Page 198: ...other customer assistance agreements are available for Agilent Technologies products For any assistance contact your nearest Agilent Technologies sales and service office Certification Agilent Technologies Company certifies that this product met its published specifications at the time of shipment from the factory Agilent Technologies further certifies that its calibration measurements are traceab...

Page 199: ...only Firmware release A 01 44 April 2008 N5182A 83A only New 4 GB A4 Internal Memory Card December 2007 Initial release of the N5183A MXG Microwave Analog Signal Generator Serial prefix US MY SG4742 Firmware release A 01 32 A1 Power Supply updated to 400 Hz capability N5183A specific A3 RF Assembly part number N5180 60077 November 2007 Firmware release A 01 31 Implemented rear panel pulse output p...

Page 200: ...rt number N5180 60076 December 2006 N5181A 82A only Firmware release A 01 10 Compatibility languages for Agilent Aeroflex IFR and Rhonde Schwartz signal generators released Option and license file backup locations on the A3 RF Assembly and the A5 CPU implemented A3 RF Assembly part number N5180 60065 September 2006 N5181A 82A only Initial release of the N5181A 82A MXG Signal Generators Serial pref...

Page 201: ...ent 3 50 before you replace an assembly 3 1 C cables 2 14 CPU replacement 3 54 D dc ac inverter interface board replacement 3 16 3 18 3 56 3 59 disclaimer LXI B 1 18 Display 3 14 E electrostatic discharge supplies 2 29 F failure self test 3 9 fan replacement 3 66 floating BNC bypass replacement 3 62 frequency accuracy check 3 10 frequency range and accuracy check 3 10 front panel replacement 3 10 ...

Page 202: ...RF path troubleshooting 1 66 1 68 S safety general considerations 4 1 self test failure 3 9 self tests 3 8 overview 1 15 running 1 16 signal generator returning to Agilent Technologies 1 2 T troubleshooting 1 1 troubleshooting output power 3 13 troubleshooting 6 GHz electronic attenuator 1 68 U unlevels troubleshooting 1 66 1 68 unlocks troubleshooting 1 65 USB board replacement 3 12 3 64 Utility ...

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