Keysight Technologies U1450 Series Service Manual Download Page 55

Page: 55 / 64

U1461A Insulation Multimeter/U1453A Insulation Tester
Service Guide

2
Service and Maintenance

Troubleshooting 54

Fuse Replacement 55

Returning the Instrument for Service 57

Replaceable Parts 58

To order replaceable parts 58

Types of Service Available 59

Extended service contracts 59

Obtaining Repair Service (Worldwide) 60

This chapter will help you troubleshoot a failing instrument.
It also describes how to obtain repair services and lists the
replaceable assemblies.

Summary of Contents for U1450 Series

Page 1: ...Keysight U1450 Series Insulation Testers and U1461A Insulation Multimeter Service Guide ...

Page 2: ......

Page 3: ......

Page 4: ... that conflict with these terms the warranty terms in the separate 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 governmen...

Page 5: ...electric shock Alternating current AC Caution risk of danger refer to this manual for specific Warning or Caution information Both direct and alternating current Category III 1000 V overvoltage protection Earth ground terminal Category IV 600 V overvoltage protection Equipment protected throughout by double insulation or reinforced insulation Do not use in distribution systems with voltages higher...

Page 6: ...environments Do not apply more than the rated voltage as marked on the tester between terminals or between terminal and earth ground Before use verify the tester s operation by measuring a known voltage When servicing the tester use only the specified replacement parts Use caution when working above 60 VDC 30 VAC RMS or 42 4 V peak Such voltages pose a shock hazard When using the probes keep your ...

Page 7: ...ages with higher frequencies have been filtered through the LPF function CAUTION Disconnect circuit power and discharge all high voltage capacitors before testing resistance continuity diodes or capacitance Use the proper terminals function and range for your measurements This device is for use at altitudes of up to 2 000 m Always use the specified battery type The power for the tester is supplied...

Page 8: ...r short period of time The operating temperature of the battery should be allowed from 20 C or 40 C You should monitor the ambient temperature sensed by the tester The tester is operational if the temperature display is not less than 20 C or 40 C according to battery type Humidity Full accuracy up to 80 RH for temperatures up to 30 C decreasing linearly to 50 RH at 55 C Altitude Up to 2 000 meters...

Page 9: ...92 ICES NMB 001 indicates that this ISM device complies with the Canadian ICES 001 Cet appareil ISM est confomre a la norme NMB 001 du Canada This instrument complies with the WEEE Directive 2002 96 EC marking requirement This affixed product label indicates that you must not discard this electrical or electronic product in domestic household waste The CSA mark is a registered trademark of the Can...

Page 10: ...electrical or electronic product in domestic household waste Product Category With reference to the equipment types in the WEEE directive Annex 1 this instrument is classified as a Monitoring and Control Instrument product The affixed product label is as shown below Do not dispose in domestic household waste To return this unwanted instrument contact your nearest Keysight Service Center or visit w...

Page 11: ...formity DoC for this instrument is available on the Keysight website You can search the DoC by its product model or description at http regulations products keysight com DoC search htm NOTE If you are unable to search for the respective DoC please contact your local Keysight representative ...

Page 12: ...X U1450 Series U1461A Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Page 13: ...ation tests for U1461A U1453A 27 Calibration Security 33 Unsecuring the Instrument for Calibration 34 To unsecure the instrument from the front panel 34 To change the calibration security code 35 To reset the calibration security code to its factory default 35 Using the Front Panel for Adjustments 37 Adjustment considerations 37 Valid adjustment input values U1452A U1452AT U1451A 38 Valid adjustme...

Page 14: ...ce and Maintenance Troubleshooting 54 Fuse Replacement 55 Returning the Instrument for Service 57 Replaceable Parts 58 To order replaceable parts 58 Types of Service Available 59 Extended service contracts 59 Obtaining Repair Service Worldwide 60 ...

Page 15: ...U1450 Series U1461A Service Guide XIII List of Figures Figure 1 1 Connecting the U1450 Series U1461A to the M191 32 Figure 1 2 Connecting the U1450 Series U1461A for 6 Ω EBR measurement 32 ...

Page 16: ...XIV U1450 Series U1461A Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Page 17: ...ation tests U1452A U1452AT U1451A 23 Table 1 3 Performance verification tests for models U1461A U1453A 27 Table 1 4 Adjustment input values U1452A U1452AT U1451A 38 Table 1 5 Adjustment input values U1453A 40 Table 1 6 Adjustment input values U1461A 44 Table 1 7 Calibration error codes 52 Table 2 1 Operating checklist 54 ...

Page 18: ...XVI U1450 Series U1461A Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Page 19: ...verification tests for U1461A U1453A 27 Calibration Security 33 Unsecuring the Instrument for Calibration 34 To unsecure the instrument from the front panel 34 To change the calibration security code 35 To reset the calibration security code to its factory default 35 Using the Front Panel for Adjustments 37 Adjustment considerations 37 Valid adjustment input values U1452A U1452AT U1451A 38 Valid a...

Page 20: ...orrection factors based upon the input reference value you set The new correction factors are stored in the nonvolatile memory until the next calibration adjustment is performed The nonvolatile EEPROM calibration memory is retained even when the power is switched off Keysight calibration services When your instrument is due for calibration contact your local Keysight Service Center to enquire abou...

Page 21: ...best performance This will ensure that the instrument will remain within the specifications until the next calibration interval This criterion for the re adjustment provides the best long term stability Performance data are measured during the Performance Verification Tests but this does not guarantee that the instrument will remain within these limits unless the adjustments are performed Refer to...

Page 22: ... calibration value Table 1 1 Recommended test equipment Application Recommended equipment Recommended accuracy requirements DC voltage Fluke 5520A 5522A 20 of the instrument s 1 year specifications AC voltage Fluke 5520A 5522A 20 of the instrument s 1 year specifications Capacitance Fluke 5520A 5522A 20 of the instrument s 1 year specifications Frequency Fluke 5520A 5522A 20 of the instrument s 1 ...

Page 23: ...the instrument for calibration see Unsecuring the Instrument for Calibration on page 34 4 Prior to performing the adjustments see Adjustment considerations on page 37 5 Perform the adjustment procedure see Adjustment procedure on page 48 6 Secure the instrument against unauthorized calibration see Exiting the adjustment mode on page 50 Ensure that the instrument has quit the adjustment mode and is...

Page 24: ...hould be put under the laboratory environment for at least 1 hour Ensure that the calibration ambient temperature is stable and is between 18 C and 28 C Ideally the calibration should be performed at 23 C 1 C Ensure that the ambient relative humidity is less than 80 Allow a warm up period of 3 minutes Use a shielded twisted pair of PTFE insulated cables to reduce settling and noise errors Keep the...

Page 25: ...ent The acceptance test results should be compared against the 1 year test limits After acceptance you should repeat the performance verification tests at every calibration interval If the instrument fails the performance verification tests adjustment or repair is required Performance verification tests for U1452A U1452AT U1451A NOTE Ensure that you have read the Test Considerations on page 22 bef...

Page 26: ...F 10 μF 0 32 μF 0 32 μF 100 μF 100 μF 10 2 μF 10 2 μF 4 Resistance Turn the rotary switch to the position 600 Ω 1 600 Ω 9 3 Ω 6 3 Ω 6 kΩ 1 6000 Ω 0 093 kΩ 0 063 kΩ 60 kΩ 1 60000 Ω 0 93 kΩ 0 63 kΩ 600 kΩ 600000 Ω 9 3 kΩ 6 3 kΩ 6 MΩ 6000000 Ω 0 123 MΩ 0 075 MΩ 60 MΩ 60000000 Ω 1 53 MΩ 1 23 MΩ 1 The accuracy of the 600 Ω 6 kΩ and 60 kΩ range is specified using a 2 wire compensation configuration and ...

Page 27: ... U1452AT U1451A continued Step Test function Range 5520A 5522A output Error from nominal 1 year U1451A U1452AT U1452A Step Test function Range M191 output Error from nominal 1 year U1451A U1452AT U1452A 7 Insulation Resistance Turn the rotary switch to the appropriate position 50 V 6 MΩ 6 MΩ 0 125 MΩ 0 125 MΩ 50 V 60 MΩ 60 MΩ 1 26 MΩ 1 26 MΩ 50 V 600 MΩ 600 MΩ 19 1 MΩ 19 1 MΩ 50 V 6 GΩ 6 GΩ 0 839 ...

Page 28: ...9 GΩ 250 V 100 GΩ 100 GΩ 41 9 GΩ 500 V 6 MΩ 6 MΩ 0 095 MΩ 0 095 MΩ 500 V 60 MΩ 60 MΩ 0 95 MΩ 0 95 MΩ 500 V 600 MΩ 600 MΩ 9 6 MΩ 9 6 MΩ 500 V 6 GΩ 6 GΩ 0 161 GΩ 0 161 GΩ 500 V 30 GΩ 30 GΩ 2 27 GΩ 500 V 60 GΩ 60 GΩ 8 09 GΩ 500 V 100 GΩ 100 GΩ 21 9 GΩ 1000 V 6 MΩ 6 MΩ 0 095 MΩ 0 095 MΩ 1000 V 60 MΩ 60 MΩ 0 95 MΩ 0 95 MΩ 1000 V 600 MΩ 600 MΩ 9 5 MΩ 9 5 MΩ 1000 V 6 GΩ 6 GΩ 0 125 GΩ 0 125 GΩ 1000 V 30 G...

Page 29: ...mA 0 013 mA 60 mA 60 mA 0 13 mA 440 mA 220 mA 0 5 mA 2 ACA Turn the rotary switch to the position 6 μA 235 2 mV 45 Hz 1 0 122 μA 1 235 2 mV 1 kHz 1 0 122 μA 1 60 μA 60 μA 45 Hz 0 92 μA 60 μA 1 kHz 0 92 μA 600 μA 600 μA 45 Hz 6 2 μA 600 μA 1 kHz 6 2 μA 6 mA 6 mA 45 Hz 0 062 mA 6 mA 1 kHz 0 062 mA 60 mA 60 mA 45 Hz 0 62 mA 60 mA 1 kHz 0 62 mA 220 mA 220 mA 45 Hz 4 6 mA 220 mA 1 kHz 4 6 mA 1 The Fluk...

Page 30: ...the test leads 5 ACV Turn the rotary switch to the position 6 V 6 V 65 Hz 0 063 V 0 063 V 6 V 5 kHz 0 093 V 0 093 V 6 V 20 kHz 0 124 V 0 124 V 60 V 60 V 65 Hz 0 63 V 0 63 V 60 V 5 kHz 0 93 V 0 93 V 60 V 20 kHz 1 24 V 1 24 V 600 V 600 V 65 Hz 6 3 V 6 3 V 600 V 999 Hz 9 3 V 9 3 V 1000 V 1000 V 65 Hz 13 V 13 V 1000 V 999 Hz 18 V 18 V 6 ACV LPF While the rotary switch is in the position press once 6 V...

Page 31: ...cy of the 600 Ω 6 kΩ and 60 kΩ range is specified using a 2 wire compensation configuration and after the Null function is used to subtract the test lead resistance and thermal effect by shorting the test leads 9 Capacitance While the rotary switch is in the position press thrice 10 nF 10 nF 0 12 nF 0 12 nF 100 nF 100 nF 1 2 nF 1 2 nF 1 μF 1 μF 0 012 μF 0 012 μF 10 μF 10 μF 0 12 μF 0 12 μF 100 μF ...

Page 32: ...ffect by shorting the test leads 12 Frequency Sensitivity While the rotary switch is in the position press 99 99 Hz 99 99 Hz 1 V 0 03 Hz 0 03 Hz 13 Temperature While the rotary switch is in the position press thrice 200 C to 1372 C 0 C 1 C Table 1 3 Performance verification tests for models U1461A U1453A continued Step Test function Range 5520A 5522A output Error from nominal 1 year U1453A U1461A ...

Page 33: ...0 MΩ 600 MΩ 9 9 MΩ 9 9 MΩ 250 V 6 GΩ 6 GΩ 0 164 GΩ 0 164 GΩ 250 V 60 GΩ 60 GΩ 8 12 GΩ 8 12 GΩ 250 V 200 GΩ 100 GΩ 22 GΩ 22 GΩ 500 V 6 MΩ 6 MΩ 0 077 MΩ 0 077 MΩ 500 V 60 MΩ 60 MΩ 0 77 MΩ 0 77 MΩ 500 V 600 MΩ 600 MΩ 7 8 MΩ 7 8 MΩ 500 V 6 GΩ 6 GΩ 0 110 GΩ 0 110 GΩ 500 V 60 GΩ 60 GΩ 4 34 GΩ 4 34 GΩ 500 V 200 GΩ 100 GΩ 11 7 GΩ 11 7 GΩ 1000 V 6 MΩ 6 MΩ 0 077 MΩ 0 077 MΩ 1000 V 60 MΩ 60 MΩ 0 77 MΩ 0 77 M...

Page 34: ...ocedures Performance Verification Tests 32 U1450 Series U1461A Service Guide Figure 1 1 Connecting the U1450 Series U1461A to the M191 Figure 1 2 Connecting the U1450 Series U1461A for 6 Ω EBR measurement Resistor 5 Ω ...

Page 35: ...ou must unsecure it by entering the correct security code see Unsecuring the Instrument for Calibration on page 34 The security code is set to 1234 when the instrument is shipped from the factory The security code is stored in nonvolatile memory and does not change when power has been turned off The security code may contain up to four numeric characters NOTE The security code can only be changed ...

Page 36: ... shown on the display 2 Key in the default security code if you are unsecuring your instrument for the first time Press or to move the cursor to the right or to the left Press or to increment or decrement the digit 3 Press when you are done If the correct security code is entered PASS is shown briefly after which the instrument will enter the adjustment mode If an incorrect security code is entere...

Page 37: ...e cursor to the right or to the left Press or to increment or decrement the digit 4 Press to save the new calibration security code 5 Alternatively press for U1452A U1452AT U1451A or press for U1461A U1453A for more than 1 second to cancel the changes made If the new calibration security code has been successfully stored the display will show PASS Record down your new calibration security code and...

Page 38: ... the cursor to the right or to the left Press or to increment or decrement the digit 5 Press to confirm the entry If the four digits entered are correct the display will show PASS The calibration security code is now set to its factory default code 1234 If the incorrect security code is entered an error code will appear briefly after which the instrument will prompt you for the security code again...

Page 39: ... battery indicator appears replace the batteries as soon as possible to avoid false readings 4 Consider the thermal effects as you are connecting the test leads to the calibrator and tester It is recommended to wait for 1 minute before you begin the calibration after connecting the test leads 5 Before proceeding with the ambient temperature adjustment be sure to turn on the tester for at least 1 h...

Page 40: ...Turn the rotary switch to the position 600 mV 0 00 mV Reference Zero Point 600 mV 300 00 mV 0 9 to 1 1 Reference Value 6 V 3 0000 V 0 9 to 1 1 Reference Value 60 V 30 000 V 0 9 to 1 1 Reference Value 600 V 300 00 V 0 9 to 1 1 Reference Value SHORT SHORT mV SHORT VΩ COM Terminals 2 ACV Turn the rotary switch to the position 600 mV 030 0 mV 55 Hz 0 9 to 1 1 Reference Value 300 0 mV 55 Hz 0 9 to 1 1 ...

Page 41: ...0 9 to 1 1 Reference Value 60 00 μA 55 Hz 0 9 to 1 1 Reference Value 600 μA 030 0 μA 55 Hz 0 9 to 1 1 Reference Value 300 0 μA 55 Hz 0 9 to 1 1 Reference Value 6 000 mA 0 300 mA 55 Hz 0 9 to 1 1 Reference Value 2 000 mA 55 Hz 0 9 to 1 1 Reference Value 5 ZERO at Ω 1 Turn the rotary switch to the position SHORT SHORT SHORT VΩ COM Terminals 6 IR 50 V 2 Turn the rotary switch to the position OPEN OPE...

Page 42: ...ble 1 5 Adjustment input values U1453A Test function sequence Step Reference value Valid reference input 1 DCV Turn the rotary switch to the position 600 00 mV 0 00 mV 600 00 mV 300 00 mV 0 9 to 1 1 Reference Value 6 0000 V 3 0000 V 0 9 to 1 1 Reference Value 60 000 V 30 000 V 0 9 to 1 1 Reference Value 600 00 V 300 00 V 0 9 to 1 1 Reference Value 1000 0V 1000 0 V 0 9 to 1 1 Reference Value SHORT ...

Page 43: ...ce Value 30 000 V 5 kHz 0 9 to 1 1 Reference Value 30 000 V 55 Hz 0 9 to 1 1 Reference Value 30 000 V 5 kHz 0 9 to 1 1 Reference Value 03 000 V 55 Hz 0 9 to 1 1 Reference Value 30 000 V 55 Hz 0 9 to 1 1 Reference Value 600 00 V 030 00 V 55 Hz 0 9 to 1 1 Reference Value 300 00 V 55 Hz 0 9 to 1 1 Reference Value 1000 0 V 0030 0 V 55 Hz 0 8 to 1 2 Reference Value 0300 0 V 55 Hz 0 9 to 1 1 Reference V...

Page 44: ...erminals 60 000 MΩ OPEN OPEN Terminals 10 000 MΩ 0 9 to 1 1 Reference Value 6 0000 MΩ 3 0000 MΩ 0 9 to 1 1 Reference Value 600 00 kΩ 300 00 kΩ 0 9 to 1 1 Reference Value 60 000 kΩ 30 000 kΩ 0 9 to 1 1 Reference Value 6 0000 kΩ 3 0000 kΩ 0 9 to 1 1 Reference Value 600 00 Ω 300 00 Ω 0 9 to 1 1 Reference Value 60 000 Ω 30 000 Ω 0 9 to 1 1 Reference Value SHORT SHORT 9 Diode While the rotary switch is...

Page 45: ...Value 10 000 μF 0 9 to 1 1 Reference Value 100 00 μF 10 00 μF 0 9 to 1 1 Reference Value 100 00 μF 0 9 to 1 1 Reference Value 1 0000 mF 0 1000 mF 0 9 to 1 1 Reference Value 1 0000 mF 0 9 to 1 1 Reference Value 10 000 mF 1 000 mF 0 9 to 1 1 Reference Value 10 000 mF 0 9 to 1 1 Reference Value 13 IR 50 V 2 Turn the rotary switch to the position OPEN OPEN OPEN Terminals 1 Zero calibration should be e...

Page 46: ...1 1 Reference Value 600 00 mA 300 00 mA 0 9 to 1 1 Reference Value 2 DCmV Turn the rotary switch to the position 60 mA 0 000 mV SHORT VΩ COM Terminals 60 000 mV 30 000 mV 0 9 to 1 1 Reference Value 600 00 mV 300 00 mV 0 9 to 1 1 Reference Value SHORT SHORT 3 ACmV Turn the rotary switch to the position 60 000 mV 03 000 mV 55 Hz 0 9 to 1 1 Reference Value 30 000 mV 55 Hz 0 9 to 1 1 Reference Value 6...

Page 47: ...nce Value 30 000 V 5 kHz 0 9 to 1 1 Reference Value 30 000 V 55 Hz 0 9 to 1 1 Reference Value 30 000 V 5 kHz 0 9 to 1 1 Reference Value 03 000 V 55 Hz 0 9 to 1 1 Reference Value 30 000 V 55 Hz 0 9 to 1 1 Reference Value 600 00 V 030 00 V 55 Hz 0 9 to 1 1 Reference Value 300 00 V 55 Hz 0 9 to 1 1 Reference Value 1000 0 V 0030 0 V 55 Hz 0 8 to 1 2 Reference Value 0300 0 V 55 Hz 0 9 to 1 1 Reference ...

Page 48: ...55 Hz 0 9 to 1 1 Reference Value 600 00 mA 030 00 mA 55 Hz 0 9 to 1 1 Reference Value 300 00 mA 55 Hz 0 9 to 1 1 Reference Value 8 Resistance Turn the rotary switch to the position 60 Ω 0 000 Ω 60 000 MΩ OPEN OPEN Terminals 10 000 MΩ 0 9 to 1 1 Reference Value 6 0000 MΩ 3 0000 MΩ 0 9 to 1 1 Reference Value 600 00 kΩ 300 00 kΩ 0 9 to 1 1 Reference Value 60 000 kΩ 30 000 kΩ 0 9 to 1 1 Reference Valu...

Page 49: ...ce Value 100 00 μF 0 9 to 1 1 Reference Value 1 0000 mF 0 1000 mF 0 9 to 1 1 Reference Value 1 0000 mF 0 9 to 1 1 Reference Value 10 000 mF 1 000 mF 0 9 to 1 1 Reference Value 10 000 mF 0 9 to 1 1 Reference Value 11 Temperature While the rotary switch is in the position press thrice K type 000 0 C 0 C with Ambient Compensation Required 12 Vsense 3 While the rotary switch is in any position press a...

Page 50: ...input reading There is no bar graph display for temperature adjustment 7 Use the arrow keys to enter the actual applied input values 8 Press to start the adjustment CAL is shown on the display to indicate that the calibration is in progress 2 The minimum AC current output of the Fluke 5520A 5522A calibrator is 29 00 μA only Be sure to set at least 30 00 μA for the calibration source of the ACμA 3 ...

Page 51: ...ical noise sources during the tests i e fluorescent lights dimmable lights motors etc These sources can invalidate the calibration It may be necessary in step 4 and step 8 below to slightly adjust the tester s position for maximum signal strength Refer the following procedure to calibrate the NCV function properly 1 Turn the rotary switch to the position Hi 10 V is shown on the display 2 Connect a...

Page 52: ...30 V 7 Set the source to output to 30 V 55Hz 8 Press to start the calibration 9 When the calibration has been done set the calibrator to the standby mode Exiting the adjustment mode 1 Remove all the shorting plugs and connectors from the instrument 2 Record the new Calibration Count 3 Press and simultaneously to exit the Adjustment Mode 4 Cycle the instrument s power The instrument will then be se...

Page 53: ...et to 0 The calibration count can be read from the front panel after the instrument has been unsecured 1 In adjustment mode press to view the calibration count 2 Take note of the calibration count to keep track of the number of calibrations that have been performed 3 Press again to exit the calibration count mode NOTE The instrument has been calibrated before it left the factory You are recommende...

Page 54: ...des Code Descriptions 200 ER200 Calibration error calibration mode is secured 002 ER002 Calibration error secure code invalid 003 ER003 Calibration error serial number code invalid 004 ER004 Calibration error calibration aborted 005 ER005 Calibration error value out of range 006 ER006 Calibration error signal measurement out of range 007 ER007 Calibration error frequency out of range 008 ER008 EEP...

Page 55: ...Returning the Instrument for Service 57 Replaceable Parts 58 To order replaceable parts 58 Types of Service Available 59 Extended service contracts 59 Obtaining Repair Service Worldwide 60 This chapter will help you troubleshoot a failing instrument It also describes how to obtain repair services and lists the replaceable assemblies ...

Page 56: ... which is not covered in this manual should only be performed by qualified personnel Table 2 1 Operating checklist Malfunction Identification No display when powered ON using the rotary switch Verify the batteries health and replace batteries as necessary No beeper tone Verify that the beeper is enabled in the Setup mode Failed on current measurement U1461A only Verify the fuses health and replace...

Page 57: ...at a fuse is faulty replace it with one of the same size and rating NOTE No recalibration is required after replacing the fuse CAUTION Before you proceed with the fuse replacement remove all cable connections to the terminals and ensure that the rotary switch is at the OFF position 1 Remove the orange rubber holster Pull from a top corner and stretch the orange rubber holster off the tester 2 Loos...

Page 58: ...ective fuse by prying one end of the fuse with a flathead screwdriver and removing it out of the fuse bracket Replace a new fuse of the same size and rating into the center of the fuse holder 6 Ensure that the inner rubber cover is positioned properly 7 Replace the fuse cover back in its original position and tighten the screws 8 Finally fit the orange rubber holster back on the tester ...

Page 59: ...ess of owner Instrument model number Instrument serial number Description of the service required or failure indications 2 Remove all accessories from the instrument Do not include accessories unless they are associated with the failure symptoms 3 Place the instrument in its original container with appropriate packaging material for shipping If the original shipping container is not available plac...

Page 60: ...sts include a brief description of each part with its corresponding Keysight part number To order replaceable parts You can order replaceable parts from Keysight using the Keysight part number Note that not all parts listed are available as field replaceable parts To order replaceable parts from Keysight do the following 1 Contact your nearest Keysight Sales Office or Service Center 2 Identify the...

Page 61: ...ms of your warranty After your warranty expires Keysight offers repair services at competitive prices Extended service contracts Many Keysight products are available with optional service contracts that extend the covered period after the standard warranty expires If you have such a service contract and your instrument fails during the covered period Keysight will repair or replace it in accordanc...

Page 62: ... applicable To obtain warranty service or technical support information you can contact Keysight at one of the following telephone numbers In the United States 800 829 4444 In Europe 31 20 547 2111 In Japan 0120 421 345 Or use our Web link for information on contacting Keysight worldwide www keysight com find assist Or contact your Keysight representative Before shipping your instrument request th...

Page 63: ...urope tel 31 20 547 2111 Japan tel 81 426 56 7832 fax 81 426 56 7840 Korea tel 080 769 0800 fax 080 769 0900 Latin America tel 305 269 7500 Taiwan tel 0800 047 866 fax 0800 286 331 Other Asia Pacific Countries tel 65 6375 8100 fax 65 6755 0042 Or visit Keysight World Wide Web at www keysight com find assist Product specifications and descriptions in this document are subject to change without noti...

Page 64: ...This information is subject to change without notice Keysight Technologies 2015 Edition 3 April 2015 U1451 90014 U1451 90014 www keysight com ...

Search results

Summary of Contents for U1450 Series

Reviews:

Related manuals for U1450 Series

Brands by name

Popular brands

Keysight Technologies U1450 Series, Service Manual

Search results

Summary of Contents for U1450 Series

Reviews:

Related manuals for U1450 Series

Brands by name

Popular brands