Agilent Technologies E4915A Manual de usuario

Agilent E4915A/E4916A Crystal Impedance /LCR Meter

Service Manual

SERIAL NUMBERS

This manual applies directly to instruments with serial number prex

\JP1KD" and above

,and whose rmware is version 1.0 and above.

Agilent Part No. E4915-90120

Printed in JAPAN Aug 2000

Third Edition

Notice

The information contained in this document is subject to change without notice

This document contains proprietary information that is protected by copyright. All rights are

reserved. No part of this document may be photocopied, reproduced, or translated to another

language without the prior written consent of the Agilent T

echnologies.

Agilent T

echnologies Japan, Ltd.

Component T

est PGU-Kobe

1-3-2, Murotani, Nishi-ku, Kobe-shi,

Hyogo

,651-2241 Japan

The customer shall have the personal, non-transferable rights to use

,copy

,or modify SAMPLE

PROGRAMS in this manual for the Customer's internal operations

.The customer shall use the

SAMPLE PROGRAMS solely and exclusively for their own purpose and shall not license

,lease

market, or distribute the SAMPLE PROGRAMS or modication of any part thereof.

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echnologies shall not be liable for the quality

,performance

,or behavior of the

SAMPLE PROGRAMS. Agilent T

echnologies especially disclaims that the operation of the

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ARRANTIES OF MERCHANT

ABILITY

AND FITNESS FOR A P

ARTICULAR PURPOSE.

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echnologies shall not be liable for any infringement of any patent, trademark,

. Agilent

Technologies does not warrant that the SAMPLE PROGRAMS are free from infringements of

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Manual Printing History

The manual printing date and part number indicate its current edition. The printing date

changes when anew edition is printed. (Minor corrections and updates that are incorporated

at reprint do not cause the date to change.) The manual part number changes when extensive

technical changes are incorporated.

ebruary 1997

:::::

::::::::::::::::::::: ::::

::::::

Preliminary (part number: E4915-90100)

July 1998

:::::: ::::

::::::::::::::::::::: :: :: :::::::::

First Edition (part number: E4915-90110)

June 2000

::::

:::: :: :::::::::::::::::::

::::::::

Second Edition (part number: E4915-90110)

ug 2000

:::::::

::::::::::::::::::::: :: ::::::::::::

Third Edition (part number: E4915-90120)

Typeface Conventions

Bold

Boldface type is used when aterm is dened. F

or example:

icons

are

symbols

Italics

Italic type is used for emphasis and for titles of manuals and other

publications

Italic type is also used for keyboard entries when aname or avariable

must be typed in place of the words in italics. F

or example:

copy

lename

means to type the word

copy

,to type a space

,and then to

type the name of ale such as

file1

Computer

Computer font is used for on-screen prompts and messages

HARDKEYS

Labeled keys on the instrument front panel are enclosed in

NNNNNNNNNNNNNNNNNNNNNNNNNN

SOFTKEYS

Softkeys located to the right of the LCD display or keys on the

computer display are enclosed in

NNNNN

Contents

1. General Information

Introduction ..................

.........1-1

Organization of Service Manual ...............

...1-1

Instruments Covered by Manual ...............

..1-1

able of Service T

est Equipment ................ .. .....1-2

2. A

djustments and P

erformance T

ests

Introduction ................

.............2-1

Safety Considerations ................... .........2-1

Required Controller ......................

.......2-2

Windows PC (Personal Computer) ...................... 2-2

Software Requirements ................. .. ........2-2

Required T

est Equipment ............... .. .. ........2-3

Order of A

djustments and P

erformance T

ests ..........

.....2-3

erforming A

djustments and P

erformance T

ests ..........

....2-4

Setting Up the System ................. ..........2-4

Preparation for Using the A

djustment/P

erformance T

est Program ........2-6

Installing an GPIB Card (82340 or 82341) ..................2-6

Installing HP VEE for Windows NT .....................2-6

Installing A

djustment/P

erformance T

est Program into Y

our PC ....

.....2-6

Getting Started .............

..................2-7

1. Pre-check and Source Linearity Calibration (PRE CHECK) ..........2-9

Required Equipment ....... .....................2-9

Procedure ........ ....................... .. 2-9

2. Oscillator Calibration (OSC CAL) ...... ..

............2-10

Required Equipment ....... .. ...................2-10

Procedure ........ ..

....................... 2-10

3. Source Level Accuracy and Source P

ower Linearity T

est (OSC TEST) .... .2-11

Specication .... ................... .. .. .. ...2-11

Required Equipment . ...... .............

.. 2-11

Procedure ....................

............. 2-11

4. Frequency A

ccuracy T

est (FREQ ACCY) ............

...... 2-13

Specication.... .. .. .. .. .. .. .. . .. ........... 2-13

Required Equipment . . . . . . . . . . . . . . . . . . . . . . ...... 2-13

Procedure . . . . . . . . . . . . . . . . . . . . . . . . ......... 2-13

5. Through Calibration (THRU CAL) .. .. .. .. .. .. .. .. .. .. . 2-14

Required Equipment . . . . . . . . . . . . . . . . . . . . . . . . .... 2-14

Procedure . ... .. .. . .. .. .. .. .. .. .. .. ........ 2-14

6. Receiver T

est (RECEIVER) . . . . . . . .. .. .. .. .. .. .. .. .. 2-15

Required Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

7. Isolation Test (ISOLATION)......................... 2-16

Required Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16

Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16

8. Open Calibration with PI Test Fixture (OPEN CAL) . . . . . . . . . . . . . 2-17

Required Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17

Contents-1

Procedure ..

................. .. .. .. .. ....2-17

9. Short Calibration with PI T

est Fixture (SHORT CAL) ............2-18

Required Equipment . .............

..2-18

Procedure ..

............... .. .. .. .. .. ......2-18

10. Load Calibration with PI T

est Fixture (LO

AD CAL) .............2-19

Required Equipment . .............

..2-19

Procedure ................. .. .. ............2-19

11. Load T

est with PI T

est Fixture (LO

AD TEST) ............... 2-20

Required Equipment ..............

........2-20

Procedure ................. .. .. ............2-20

12. Open Calibration with Impedance Probe (OPEN CAL 001) .........2-21

Required Equipment ..........

............2-21

Procedure ............. .. .. ................2-21

13. Short Calibration with Impedance Probe (SHORT CAL 001) ........2-22

Required Equipment ............

............2-22

Procedure ............... .. ................2-22

14. Load Calibration with Impedance Probe (LO

AD CAL 001) .........2-23

Required Equipment ..........

................2-23

Procedure ................

.................2-23

15. Load T

est with Impedance Probe (LO

AD TEST 001) ............2-24

Required Equipment ........... .. ...............2-24

Procedure ..........

.................2-24

Completing the P

erformance T

est Record ...................2-25

Completing the Function Test Record . ....................2-25

3. Troubleshooting

Introduction ......

.........................

..3-1

1. Check the System F

ailure .........................3-1

2. Inspect the P

ower On Sequence ...................

...3-2

Check the F

an ...............................3-2

Check the Front Displays ......................

....3-2

3. Troubleshoot the P

ower Supply ....................

.. 3-3

Measure the Output V

oltages of P

ower Supplies ........... ....3-3

4. Troubleshoot the F

an ...........

..........3-4

Troubleshoot the F

an ................ .. .........3-4

5. P

erform the Self T

est ...........

..............3-4

6. Inspect the A

djustment/P

erformance T

est Results .........

. 3-5

Troubleshoot Suspicious Functional Group ..............

.. 3-5

7. Inspect the Rear P

anel Feature .. .. .. .. .. .............3-6

Check the GPIB Interface ................

.........3-6

4. Replaceable P

arts

Introduction . . . . . . . . . . . ...................... 4-1

Replaceable P

arts List .... .. .. .. .. .. .. .. .. .. .. .. .. 4-1

Ordering Information .... .. .. . .. .. .. .. .. ......... 4-2

DirectMailOrderSystem... .. .. .. .. .. .. .. .. .. . .. .. . 4-2

Major Assemblies ......................

........ 4-4

Front Assemblies .... .. .. .. .. .. .. .. .. .. ........ 4-8

Rear Assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16

Internal Cables .. .. .. .. .. .. .. .. .. .. .. .. . .. .. .. 4-20

Power Switch Assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-24

Fan, AC Inlet, and Fuse ........................... 4-28

Chassis Parts ................................ 4-30

Contents-2

5. Replacement Procedures

Introduction ..

............... .. .. .. .. .. ......5-1

Outer Cover Removal ............... .. .. .. .. .. ...5-1

ools Required ...............

......5-1

Procedure ............... .. .. .. .. .. .. ......5-1

A2 Sub Board Removal (E4916A)......... .. .. .. .. .. .. ..5-2

ools Required ...............

............5-2

Procedure ................. .. .. ............5-2

A1 Main Board Removal .............. .. .. .........5-2

ools Required ...............

............5-2

Procedure ................. .. .. ............5-2

Front P

anel Removal .......... .. .. ...............5-3

ools Required ........... .. ..

................5-3

Procedure ............... .. ................5-3

ower Supply Assembly Removal .........

..........5-3

ools Required ............. ..

................5-3

Procedure ............... .. ................5-3

6. Board Conguration

Introduction .................................6-1

A1 Board Conguration ........

...............6-2

Jumper Settings ........... .. .. ...............6-2

Bit Switch Settings ..

.......................

.. 6-3

7. P

ost Repair Procedures

Introduction ......

...........................7-1

Firmware Installation Procedure (INST

ALL FW) ................7-3

ID Writing Procedure (WRITE ID) ......................7-3

Self T

est Procedure .............................7-4

A. Performance T

est Record

Source Level A

ccuracy T

est ...................... ....A

-1

Source P

ower Linearity T

est (E4916A only) ........... .......A

-1

Frequency A

ccuracy T

est ............. .. .. ..........A

-2

Function T

est Record ..............

...........A

-2

Receiver T

est ...............

............A

-2

Messages

Instrument Errors ......

...... .. .. ..............Messages-2

GPIB Errors .....

......................... ...

Messages-3

Contents-3

Figures

1-1. Serial Number Plate .................

.........1-2

2-1. Hardware Setup for A

djustments/P

erformance T

ests ............. 2-5

2-2. List Box .................... .. .. ..........2-8

2-3. Pre-check and Source Linearity Calibration Setup .............. 2-9

2-4. Oscillator Calibration Setup ...................

..2-10

2-5. Source Level A

ccuracy and Source P

ower Linearity T

est Setup ........ 2-11

2-6. Frequency A

ccuracy T

est Setup ............

.......2-13

2-7. Through Calibration Setup ................. .. ......2-14

2-8. Receiver T

est Setup ................

..........2-15

2-9. Isolation T

est Setup ............................2-16

2-10. Setup for Open Calibration with PI-Network T

est Fixture ...........2-17

2-11. Setup for Short Calibration with PI T

est Fixture ............. .. 2-18

2-12. Setup for Load Calibration with PI T

est Fixture ............. .. 2-19

2-13. Load T

est with PI T

est Fixture Setup ............... .....2-20

2-14. Setup for Open Calibration with Impedance Probe .............. 2-21

2-15. Setup for Short Calibration with Impedance Probe .............. 2-22

2-16. Setup for Load Calibration with Impedance Probe .........

.....2-23

2-17. Setup for Load T

est with Impedance Probe ........

.........2-24

3-1. P

ower Supply Output Pins ............

.............3-3

3-2. E4915A/E4916A Simplied Block Diagram ..................3-7

4-1. Major Assemblies (T

op View) .............

...........4-4

4-2. A1 Main Board .......

.....................4-5

4-3. A2 Sub Board (E4916A)....

....................4-6

4-4. P

ower Supply Assembly ........ ..................4-7

4-5. Key Board Assemblies .....

................4-8

4-6. LCD Assemblies ........

..................4-9

4-7. Screws for Front Connector Assembly (E4915A)...............4-10

4-8. Front Plate (E4916A) . ..

...................

. 4-11

4-9. Front Connector Assembly - RF Connectors (E4915A)............4-12

4-10. Front Connector Assembly - RF Cables (E4915A). ..............4-13

4-11. Front Label ..........

............

..........4-14

4-12. Front Assembly Screws .................... .. .. .. 4-15

4-13. Rear Assemblies - Interface Connectors .. .. .. .. .. .. .. .. .. . 4-16

4-14. Rear Assemblies - Analog Output Connector ................. 4-17

4-15. Rear Assemblies - Rear Plate (E4915A)... .. .. . .. .. .. .. .. . 4-18

4-16. Rear Assemblies - T

est P

orts (E4916A).................... 4-19

4-17. Cables - A1 to Front Assembly (E4915A).................. 4-20

4-18. Cables - A1 to A2 (E4916A ) ..........

.............. 4-21

4-19. Cables - A1 to ANALOG Output(Rear P

anel) . . . . . . . . . . . .. .. .. 4-22

4-20. Cables - A1 to Power Supply Assembly .... .. .. .. .. .. .. .. . 4-23

4-21. Power Switch Assembly .......................... 4-24

4-22. Power Switch Screws .. .. .. .. .. .. . .. .. .. .. .. .. .. 4-25

4-23. AC Inlet Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-26

4-24. Power Switch Cable Clamp . . . . . . . . . . . . . . . . . . . . . . . . . 4-27

4-25. Fan Assembly ............................... 4-28

4-26. Fan Assembly Screws,AC Inlet, and Fuse . . . . . . . . . . . . . . . . . . 4-29

Contents-4

4-27. Chassis . ................... .. .. .. .. ......4-30

4-28. Gasket ..............

........4-31

4-29. Foot ............. .. .. .. .. .. .. ..........4-32

4-30. Outer Cover Screws and Side Trim .........

.. 4-33

6-1. A1 Jumper and Bit Switch Location .........

...... .. 6-2

Contents-5

ables

1-1. Recommended Test Equipment .................. .. .. . 1-3

2-1. Required T

est Equipment for A

djustment and P

erformance T

ests ....... 2-3

3-1. P

ower Supply Output V

oltages ............

.....3-3

3-2. Functional Group to Suspect When an A

djustment/P

erformance T

est F

ails ...3-5

4-1. Manufacturers Code List .................

.....4-1

4-2. List of Reference Designators ................

....4-2

4-3. List of Abbreviations .................

.......4-3

4-4. Major Assemblies ................ .. ...........4-4

4-5. A1 Main Board ...............

.............4-5

4-6. A2 Sub Board (E4916A)..........................4-6

4-7. P

ower Supply Assembly ..........................4-7

4-8. Key Board Assemblies .....................

..4-8

4-9. LCD Assemblies .................. .. ..........4-9

4-10. Front Connector Assemblies (E4915A).......... .. .. .. ....4-10

4-11. Front Plate (E4916A)............... ............4-11

4-12. Front Connector Assembly (E4915A)............

......4-12

4-13. Front Connector Assembly -RF Calbes (E4915A)........... ....4-13

4-14. Front Label ..........

......................4-14

4-15. Front Assembly Screws ..........

................4-15

4-16. Rear Assemblies -Interface Connectors ...................4-16

4-17. Rear Assemblies -Analog Output connector ........

.........4-17

4-18. Rear Assemblies -Rear Plate (E4915A)......

.............4-18

4-19. Rear Assemblies -T

est P

orts (E4916A)....

..............4-19

4-20. Cables -A1 to Front Assembly (E4915A )..................4-20

4-21. Cables -A1 to A2 (E4916A) .. ................... .. .4-21

4-22. Cables -A1 to ANALOG Output(Rear Panel) .................4-22

4-23. Cables -A1 to Power Supply Assembly ...................4-23

4-24. P

ower Switch Assembly ..

.................... 4-24

4-25. Power Switch Screws ................... .. .. .. ..4-25

4-26. AC Inlet Connection ...................

...4-26

4-27. Power Switch Cable Clamp . .. ............. .. .. .. .. . 4-27

4-28. F

an Assembly ............. .. .. .. .. .. .. .. .. .. 4-28

4-29. F

an Assembly Screws

C Inlet, and Fuse . . . .. .. .. .. .. .. .. . 4-29

4-30. Chassis .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. 4-30

4-31. Gasket ......................

... . .. .. .. .. 4-31

4-32. F

oot ......................

.. .. .. .. .. .. . 4-32

4-33. Outer Cover Screws and Side Trim .... .. .. .. .. .. .. .. ... 4-33

4-34. Furnished Accessories .. .. .. .. .. .. .. .. .. .. . .. .. .. 4-34

4-35. Firmware Disk.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . 4-34

4-36. Miscellaneous Accessories .... .. .. .. .. .. .. .. .. .. .. . 4-34

6-1. A1 Jumper Settings ............................ 6-2

6-2. A1 Switch Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3

7-1. Post Repair Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

7-2. Latest Firmware Disk (As of May 1998) ................... 7-3

Contents-6

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