HP 4352b schematic

Agilent

4352B V

CO/PLL

Signal

Analyzer

Service Manual

F

or

additional

read

This

manual

serial

\Serial

SERIAL

applies

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directly

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JP1KE00196

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this Manual.

Agilent Part No. 04352-90141

Printed in JAPAN June 2000

Second Edition

Notice

The

information

This

document

reserved.

language

contains

No

part

without

contained

proprietary

of

this

the

prior

in

this

document

written

document

information

may

be

consent

is

subject

that

is

photocopied,

of

the

Agilent T

to

change

protected

reproduced,

echnologies .

without

by

copyright.

or

notice

.

All

translated

rights

are

to another

Agilent

Component

1-3-2,

Hyogo

MS-DOS

T

echnologies

T

Murotani,

,

651-2241

R



is

a

U

est

PGU-Kobe

Nishi-ku,

Japan

.S.

registered

Japan,

Ltd.

Kobe-shi,

trademark

of

Microsoft

Corporation.

c



Copyright Agilent Technologies Japan, LTD. 1997, 2000

Printing History

December

June

2000

1997

:

::

:

::

First Edition

:

::

:

::

:

Second

Edition (part

(part number:

number:

04352-90141)

iii

Safety Summary

The

following

service

W

ARNINGS

In

addition,

,

and

elsewhere

it

general

repair

violates

safety

of this

in

safety standards

instrument.

The

A

gilent

requirements

Note

T

echnologies assumes

.

The

4352B

DEGREE

precautions must

instrument. F

this manual

no liability

complies

2

in

with

IEC1010-1.

be observed

ailure to

may impair

of design,

for the

INST

ALLA

The

4352B

during all

comply with

the protection

manufacture,

customer's failure

TION

CA

TEGORY

is

an

INDOOR

phases of

these precautions

provided by

the equipment.

and intended

to

comply

II

and

POLLUTION

USE

product.

operation,

or with

use of

with

specic

the

these

Ground

T

o

avoid

safety

DO

Do

not operate

electrical

Keep

The

electric

earth

NOT

instrument in

A

way

Operating

adjustments

with

the

power cable

with

the

power

circuits

DO

Do

aid

DO

before

NOT

not

attempt

and

resuscitation,

NOT

Instrument

shock

hazard,

ground

Operate

using

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instrument

In

such

From

Live

personnel must

must

be made

connected.

cable

removed.

touching

Service

Or

internal

is

Substitute

the

instrument

the

supplied

An

Explosive Atmosphere

in

an

environment

the

power

presence

Circuits

not

remove

by

qualied

Under

T

o

avoid

instrument

maintenance

certain

injuries

them.

A

djust

service

Alone

or

adjustment

present.

P

arts

Or

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chassis

cable

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and

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ammable

constitutes

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.

personnel.

conditions

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always

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earth

blade

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a

safety

Component

Do

,

dangerous

disconnect

person,

must

.

or

fumes

hazard.

replacement

not

voltages

power

capable

be

connected

.

replace

and

Operation

and

components

may

exist

discharge

of

rendering

to

a

of

any

internal

even

rst

Because of the danger

perform unauthorized modications to

Technologies Sales and Service

of introducing additional hazards

the instrument. Return the instrument to a Agilent

Oce for service and repair to ensure the safety features are

, do not install substitute parts or

maintained.

Dangerous Procedure W

Warnings

, such as the example below

arnings

, precede potentially dangerous procedures throughout

this manual. Instructions contained in the warnings must be followed.

Warning

Dangerous voltages, capable of causing death, are present in this

instrument. Use extreme caution when handling, testing, and adjusting

this instrument.

iv

Typeface Conventions

Bold

Italics

Computer

4

HARDKEYS

N

NN

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word

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file1

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titles of

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,to

.

prompts and

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.

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type a

are

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N

NN

in

or a

NN

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icons

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copy

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.

4

are

to

v

Certication

Agilent

of

T

echnologies

shipment

measurements

T

echnology

facilities

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arranty

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other

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properly

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certies

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the

are

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period. During

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service

or

.Buyer

shall

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charges

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warrants

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use

with

on

that

or

factory.

to

allowed by

instrument

of

in

products

repair

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Agilent T

the United

product met

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States National

the Institution's

Standards Organization

product

one

year

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the warranty

that prove

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this

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prepay

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its

instrument

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or

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Agilent

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period, Agilent

to be

must

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for

products

will

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will

its published

certies that

Institute of

calibration facility

members.

warranted against

date of

shipment, except

of

this manual,

defective

.

be returned

charges

the

to

product

T

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to

Agilent

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Agilent

facility

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However

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Agilent

instruction

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free.

the time

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vi

Exclusive Remedies

The

remedies

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not

whether

be

liable

based

provided

for any

on

contract,

herein

direct, indirect,

Assistance

are buyer's

tort, or

sole and

special, incidental,

any other

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.A

gilent T

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damages,

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vii

Safety Symbols

General

denitions

Instruction

necessary

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Direct

On

O

This

condition

result

This

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result

This

procedure

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Note

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manual

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user

current.

sign

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like

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on equipment

symbol:

the

to refer

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,

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to

personnel.

a

,which,

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important

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product is

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hazard. It

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hazard.

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manuals are

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instruction manual.

calls attention

It calls

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attention

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viii

Document Guide

Please

utilize

Function

the

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Reference

Explains the

accessed

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Programming T

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the

ix

Contents

1.

General

INTRODUCTION

ORGANIZA

ANAL

T

ABLE

2.

P

erformance

INTRODUCTION

GENERAL

W

Ambient Conditions

Calibration

P

Recommended

FREQUENCY

Description

Specication

T

Procedure

RF

Description

Specication

T

Procedure

C/N

Description

Specication

T

Procedure

C/N

Description

Specication.. ...... .....

Test Equipment ...... ...... ...... ..

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

C/N RA

Description

Specication

Test

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

FM DEVIATION TEST ............................ 2-19

Description ................................ 2-19

Specication.. ...... ...... ..... ...... ...... . 2-19

Test Equipment ...... ...... ...... ...... ...... 2-19

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

SPECTRUM MEASUREMENT RELATIVE LEVEL ACCURACY TEST . . . . . . . 2-25

Description ................................ 2-25

Information

.

..

TION

OF

SERVICE

YZERS

arm

erformance

est

Equipment

POWER

est

Equipment

RA

est Equipment

MEASUREMENT FLA

Equipment ...... ...... ...... ......

CO

VERED

OF

SERVICE

T

INFORMA

Up

Time

Cycle

MEASUREMENT

.

MEASUREMENT

.

TIO

MEASUREMENT PHASE

..

TIO MEASUREMENT LINEARITY A

TEST

ests

.

TION

.

..

.

T

est

Record

T

est

Equipment

.

..

.

..

.

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

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

MANU

BY

THIS

EQUIPMENT

.

TEST

.

A

CCURA

.

..

.

..

.

TNESS A

.

..

AL

.

MANU

.

..

.

AL

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

CY

TEST

.

..

.

..

.

NOISE TEST

.

CCURACY

.

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

CCURACYTEST...... .....

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

.

..

.

TEST .

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

...... ....

...... .

......

.

..

.

..

.

..

.

..

.

..

.

1-1

.

1-1

.

1-3

.

1-4

.

2-1

.

2-1

.

2-1

.

2-1

.

2-1

.

2-1

.

2-2

.

2-3

.

2-3

.

2-3

.

2-3

.

2-3

.

2-5

.

2-5

.

2-5

. 2-5

2-5

.

2-11

. 2-11

.

2-11

.

2-11

2-13

. 2-13

2-13

2-16

Contents-1

Specication

T

est Equipment

Procedure

FREQUENCY

Description

Specication

T

est

Equipment

Procedure

DC

POWER

Description

Specication

T

est

Equipment

Procedure

DC

CONTROL

Description

Specication

T

est

Equipment

Procedure

MOD

OUT

Description

Specication

T

est

Equipment

Procedure

DC

POWER

Description

Specication

T

est

Equipment

Procedure

PERFORMANCE

Frequency

P

ower Measurement

C/N

Phase Noise

C/N

Measurement A

C/N

Measurement

FM

Deviation

Spectrum

Frequency

DC

POWER

DC

CONTROL

MOD

OUT

DC POWER Current T

..

.

TRANSIENT FREQUENCY

..

.

V

OL

T

A

.

V

OL

.

LEVEL

.

..

CURRENT

.

TEST

Measurement

T

est

Measurement

Transient

V

oltage

V

oltage

V

oltage

..

.

GE

A

CCURA

.

T

A

GE

A

CCURA

.

A

CCURA

.

..

.

T

est

A

T

CY

TEST

.

..

.

MEASUREMENT A

..

.

..

.

..

.

RECORD

T

est

A

ccuracy

.

ccuracy

.

Frequency

T

est

est .

est . . . . .

.

Relative

.

T

est

.

T

.

..

.

CY

TEST

.

..

CY

.

..

.

..

.

T

est

.

est

(Flatness)

est

(Linearity)

.

Level

A

ccuracy

.

..

.

..

.

..

.

..

.

A

CCURA

.

..

.

..

.

..

.

..

.

..

.

..

TEST

.

..

.

..

.

..

.

..

.

CCURACY

.

A

ccuracy

.

..

.

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

..

.

..

.

..

.

T

est

.

..

.

..

.

..

.

..

.

..

.

CY

..

.

..

.

TEST

.

..

T

est

.

..

TEST

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

. 2-40

.

2-25

2-28

2-30

2-32

2-34

2-36

2-38

2-39

2-40

2-41

3. Adjustments and Correction Constants

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

Safety Considerations .... ...... ...... ....

RequiredEquipment.......... ...... .....

Adjustment Program . . . . . . . . . . . . . . . . . . . . .

Warm-up for A

Instrument Cover Removal . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

Order Of Adjustments and Correction Constants . . . . . . . . . . . . . . . . 3-3

Preparation for Using the Adjustment Program ........ .... .... 3-4

REFERENCE FREQUENCY ADJUSTMENT .................. 3-8

Required Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

Procedure..... ...... ...... ...... ...... .... 3-8

THIRD MIXER FEEDTHROUGH ADJUSTMENT ................ 3-10

Contents-2

djustments and Correction Constants

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

...... ..

........

.......

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

3-1

3-2

3-3

Required

Procedure

THIRD

EEPROM

CRYST

FV

DC

MOD

DC

RF

SPECTRUM

IF AMP

Required

Procedure

WRITE-ID AND

Required

Procedure

AL

Required

Procedure

CONVERTER

Required

Procedure

POWER

T

est

Equipment

Procedure

CONTROL

Required

Procedure

OUT

Required

Procedure

POWER

T

est

Equipment

Procedure

POWER

Required

Procedure

POWER

Required

Procedure

Required

Procedure

Equipment .

..

.

GAIN

Equipment .

..

.

Equipment

.

FIL

TER

FREQUENCY

Equipment

.

CORRECTION

Equipment

.

V

OL

T

A

GE

.

V

OL

T

A

Equipment

.

LEVEL

Equipment

LINEARITY

Equipment

FLA

Equipment .

Equipment

CORRECTION

.

..

CURRENT

.

TNESS

..

.

MEASUREMENT CORRECTION

.

..

.

ADJUSTMENT

.

INITIAL

.

CORRECTION

.

GE

CORRECTION

.

..

.

CORRECTION CONST

..

.

..

.

CORRECTION

.

CORRECTION

.

CORRECTION

.

RESPONSE

.

CONST

.

CONST

.

..

CONST

.

..

.

..

.

..

.

..

.

..

ANTS

.

..

CONST

.

ANTS

..

.

CONST

.

CONST

.

ANTS

.

..

.

..

CONST

.

..

CORRECTION

.

..

.

..

.

..

.

ANTS

.

..

.

..

.

ANTS .

.

ANTS .

.

ANTS

.

CONST

.

..

.

..

.

..

.

..

.

ANTS

..

ANTS

.

..

.

..

.

CONST

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

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..

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ANTS

.

..

.

..

.

..

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.

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.

..

.

..

.

..

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..

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..

.

..

.

..

.

..

.

..

.

3-10

3-11

3-13

3-14

3-15

3-16

3-17

3-18

3-19

3-20

3-22

3-23

4.

Overall

INTRODUCTION

TROUBLESHOOTING

ST

INSPECT THE POWER ON SEQUENCE

Check the F

Check the Front P

Check Error Message . . . . . . . . . . . . . . . . . . .

OPERATOR'S CHECK

Test Equipment ...... ...... ...... ..

Procedure to check the source group

Procedures to check the receiver group . . . . . . . . . . . . . . . . . . .

PERFORMANCE TESTS FAILURE TROUBLESHOOTING ............ 4-9

Perform Adjustments and Correction Constants ...... ...... ... 4-9

TROUBLESHOOTING GPIB SYSTEM ..................... 4-10

Check the GPIB system with the signal generator .... ...... .... 4-10

Check the External Controller ...... ...... ...... ..... 4-11

Troubleshooting

ART

HERE

.

SUMMARY

.

..

.

an.......

anel LED

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

.

..

.

..

.

..

.

..

.

.....

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

......

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

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

...... ...

...... ....

..

.

4-1

.

4-1

.

4-3

4-4

4-5

4-6

Contents-3

5.

Power

INTRODUCTION

ST

ART HERE

1.

Check Error

2.

Check the

3.

Check the

A50

4.

Check

Measure

5.

Check

6.

Run

Internal

FIND

OUT

1.

Check

2.

Check

FIND

OUT

1.

Disconnect

2.

Disconnect

3.

Remove

FIND

OUT

1.

Check

2.

Check

3.

Disconnect

4.

Remove

TROUBLESHOOT

1.

Troubleshoot

2.

Troubleshoot

TROUBLESHOOT

1.

Measure

Supply Troubleshooting

..

.

F

an

A50

Shutdown

the

A1

the

A1

the

A2

the

Internal

T

est

4:

WHY

THE

the

Line

the

A50

WHY

THE

the

Assemblies

WHY

THE

the

A40

the

A50

Cables

Assemblies

A2

Messages

is

SHUTDOWN

LED

+5

Seven

A2

V

SHUTDOWN

Cable

Pre-Regulator

DC-DC

THE

the

A2

POST-REGULA

P

ost

.

Rotating

.

VD

LED

VD

V

oltage

LEDs

T

est

4:

POST

F

AN

IS

NOT

oltage

,

Selector

A50

SHUTDOWN

from

.

A1

+5

VD

Converter

on the

..

F

AN AND

F

an

..

A50

DC-DC

Regulator

.

A2

REGULA

.

A1 CPU

..

.

..

.

LED

.

POST

REGULA

TOR

ROT

A

TING .

Switch

LED

.

LED

the

A50J3

the

A1J10

.

LED

IS

NOT

.

THE A50

.

Converter .

TOR

Output

V

.

..

.

Setting,

.

IS

.

ON

.

..

.

..

.

DC-DC

.

oltages

..

.

..

.

..

.

..

.

..

TOR

.

..

and

.

..

OFF

.

..

.

..

STEADIL

..

.

CONVERTER

.

..

.

..

.

..

.

..

.

..

Fuse

..

.

Y

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

. 5-2

.

..

.

. 5-12

.

. 5-15

5-1

5-2

5-3

5-4

5-5

5-6

5-7

5-8

5-9

5-10

5-12

5-13

5-15

6.

Digital Control

INTRODUCTION

A1

CPU

Replacement

FIRMW

ST

TROUBLESHOOT THE A51 GSP and A52 LCD . . . . . . . . . . . . . . . . .

ARE

Ordering

ART

HERE

1.

Check

2.

Check

3. Check the A1 DRAM and Flash Memory

4. Check the A1 V

5. Check the A30 Front Keyboard

6.ChecktheA53FDD.................

7. Check the A32 I-B

8. Check the A17 24 bit I/O P

1. Run the Internal T

2. Check the A52 LCD(Liquid Crystal Display) . . . . . . . . . . . . . . . . 6-10

Troubleshooting

..

INST

ALLA

the

Firmware

.

the

P

ower

the

A1

Eight

Error

Messages

the

A1

CPU

olatile Memory . . . .

.

..

.

TION

.

On

ASIC Interface and the mini-DIN Keyboard

est 3: A51 GSP

Diskette

.

Sequence

LEDs

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

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

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

......

ort ..............

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

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

..

.

..

.

..

.

..

.

..

.

..

.

..........

..... ..

........

....

.

..

.

6-1

.

6-3

.

6-4

.

6-5

.

6-6

6-7

6-8

6-9

6-10

Contents-4

7.

Source Group

INTRODUCTION

SOURCE

ST

ART HERE

1.

Check A6's

2.

Check Option

3.

Bypass

4.

Check

5.

Check

6.

Check

7.

Check

8.

Receiver

INTRODUCTION

RECEIVER

ST

ART

1.

Check

2.

Check

3.

Check

4.

Check

5.

Check

6.

Check

7.

Check

8.

Check

Troubleshooting

..

.

GROUP TROUBLESHOOTING

.

A/D

A70

DC

A3/A13

MOD

REF

Group

GROUP

HERE

the

A6

A5

Measurement

A11

the

Converter

001

DC

.

POWER/DC

Source

OUT

signal

OSC

on

A6

Troubleshooting

.

TROUBLESHOOTING

.

Rear

P

anel

Spectrum

2nd

Thermometer

outputs

Residual FM

Frequency Transient

Analyzer

PLL

Functions

from

.

CONTROL

.

CONTROL

.

Output

.

A10

..

.

SUMMARY

.

..

.

Outputs

.

..

Outputs

.

..

SUMMARY

..

signals

.

1st

.

(40MHz Output/INT

.

..

Mixer

.

measurement .

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

REF

.

..

.

..

.

..

.

..

.

..

.

OUTPUT)

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

7-1

. 7-2

.

7-4

.

7-4

.

7-5

.

7-5

.

7-7

.

7-8

.

7-8

.

8-1

8-2

.

8-4

.

8-4

.

8-4

.

8-7

.

8-9

.

8-10

.

8-10

8-12

.

8-13

9.

Service

INTRODUCTION

SERVICE

N

TESTS

N

T

Diagnostic T

Test Descriptions . . . . . . .

K

ey

Menus

.

N

NN

N

TESTS

N

SERVICE

N

SERVICE

N

FIRMWARE

NN

EXECUTE

N

INTERNAL

N

EXTERNAL

N

DISPLAY

est Status

MENU

N

NN

N

NNNNNN

INTERNAL TESTS

0: ALL INT

1: A1 CPU

2: A1 V

3: A51 GSP

4: A2 POST REGULA

5through10:N/A............................ 9-9

NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN

EXTERNAL TESTS

11: FRONT PANEL DIAG. ........................ 9-9

12: DSK DR FAULTISOL'N........................ 9-9

13: 24 BIT I/O PORT . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-9

14 through 20: N/A .... ...... ...... ...... .... . 9-10

.

N

NN

N

NN

N

NN

N

MENU .

N

NN

N

NN

N

NN

N

NNNNNNNNNNNNNNNNNNNNNNNNN

.

N

INSTRUMENT

N

MODES

N

NN

TEST

NN

N

TESTS

OLATILE MEMORY .

N

NN

N

REVISION

.

NN

N

(

N

TESTS

N

NN

TESTS

N

NN

.

ests .......

NNNNNNNNNNNNN

...

....

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

.

..

.

..

.

..

.

N

NN

N

.

..

.

(

:DIAG:SERV:MODE

N

(

:DIAG:FREV?

.

:DIAG:TEST:EXEC

N

(

:DIAG:TEST

N

(

:DIAG:TEST

(

:DIAG:TEST

.

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

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

TOR .............

............................ 9-9

{OFF|ON|0|1}

)

.

..

.

)

.

0

)

.

11

)

.

..

21

)

..

.

..

.

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

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

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

...

)

.

..

.

..

.

..

.

..

.

..

.

...... .

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

...... .....

.

..

.

..

.

...

..

.

..

.

..

9-1

9-3

9-4

9-5

9-6

9-7

9-8

9-9

Contents-5

N

NN

N

NN

DISPLAY

21:

TEST P

22:

TEST P

23:

TEST P

24:

TEST

25:

TEST

SERVICE

N

BUS

N

MISC

N

CORRECTION

N

A2/A8

N

A3

N

A5

N

NN

A6

N

NN

A70

Service

BUS

N

BUS

N

NN

DC

N

FREQ

N

WAIT

Bus

DC

MODES

N

NN

N

MEAS

N

NN

N

NN

N

NN

.

N

NN

N

.

NN

.

N

MEASUREMENT

N

NN

N

BUS [FAN

N

Measurement

Bus

0:

1:

2:

3:

4:

5:

6:

7:

8:

9:

10:

11: [A2] F

12: [A2] +65 V (2.0605 U)

13 through 19: Not Assigned . . . . . . .

20: [A3] +20VB . . . . . . . . . .

21: [A3]05VB ..................

22: [A3] +25V

23: [A3] -5V

24: [A3] DC POWER . . . . . . . . . . . . . . . . . . . . .

25: [A3] DC CONTROL . . . . . . . . . . . . . . . . . . . . . . . . . . 9-17

26 through 29: Not Assigned . . . . . . . . . . . . . . . . . . . . . . . 9-17

30: [A5] VCO VTUNE .......................... 9-17

31: [A5] 2ND IF DC OFFSET . . . . . . . . . . . . . . . . . . . . . . . 9-17

32 through 39: Not Assigned . . . . . . . . . . . . . . . . . . . . . . . 9-17

40: [A6] AD VREF . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-17

41: [A6] REF LOOP VTUNE ....................... 9-17

[ON]

N

NN

N

MENU

NN

N

NN

.

..

.

Modes

N

MEAS

ON

N

NN

N

NN

N

BUS

[OFF]

N

NN

N

COUNT

Node

NONE

[A2] +5

[A2]

0

15

[A2]

0

12.6

[A2]

0

5

[A2]

+5

[A2]

+5.3

[A2]

+8.5

[A2]

+15

[A2] +15

[A2]

+22

NN

TESTS

ATTERN

P

A

P

A

N

.

N

.

..

.

N

NN

N

.

AN POWER

.

..

1

.

..

2

.

..

3

.

..

TTERN

MENU

N

.

N

NN

CONSTANTS

.

..

.

NN

N

off

N

PWR]

N

(

:DIAG:SERV:BUS:WAIT

Descriptions

.

V

(A

V

(

V

(2.025

V

C .. ...... ...... .... ..

4

.

..

5

.

..

.

N

.

..

.

..

NN

N

.

..

.

..

.

..

MENU

N

(

:DIAG:SERV:BUS:STAT {ON|OFF|1|0}

N

(

N

(

:DIAG:SERV:BUS:FREQ

.

Procedure

V

alues

.

UX)

(

0

1.92

V

(

0

2.124

0

2.025

(2.1465

(1.8955

(A

UX)

(1.92

(2.002

C ... ...... ...... ....

.

:DIAG:SERV:BUS:DC

<

.

..

.

..

.

..

.

(2.025

U)

.

U)

.

U)

.

U)

.

U)

.

(1.92

U)

.

U) .

.

.....

.

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

..

.

..

.

<

numeric

<

numeric

.

..

.

..

.

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

..

.

..

>

)

.

..

.

..

.

..

.

..

.

..

.

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

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

) .

.

>

)

.

>

)

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

...... .....

...... ....

..........

......

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

9-10

.

9-10

.

9-10

.

9-10

.

9-10

.

9-10

.

9-11

.

9-11

.

9-11

.

9-11

. 9-12

9-12

.

9-12

.

9-12

.

9-12

.

9-12

.

9-13

.

9-13

.

9-13

9-14

.

9-14

. 9-14

.

9-14

.

9-15

.

9-15

.

9-15

.

9-15

.

9-15

.

9-15

.

9-15

.

9-15

.

9-15

.

9-15

.

9-16

.

9-16

. 9-16

9-16

Contents-6

42:

[A6] FIXED

43:

[A6] FN

44:

[A6] PEAK

45:

[A6] GND

46

through 49:

50:

[A6] SA

51:

[A6]

MONITOR

Frequency

0:

1:

2:

3:

4

through

10:

11:

12:

13:

14:

CORRECTION

N

XTAL

N

NN

FV

ON

N

NN

N

DCPOW

N

DCPOW

N

DCCTL

N

MOD

N

NN

N

POW

N

NN

N

POW

N

POW

N

NOISE

N

NN

SPEC

N

NN

N

SPEC

A2/A8

N

RF

ATTEN:

N

POW

A3/A13 CONTROL

N

NN

DAC

NNNNNNNNNNNNNNN

RANGE MENU

NNNN

NNNNNNNNNNNNNNNNNNNNNNNNN

OUTPUT SELECT

NNNNNNNNNNNNNNNNNNN

STATUS

A5CONTROLMENU. ...... ...... ...

NN

NNNNNNNNNNNNNNNNNNNNN

2nd PLL

NNNNNNNNNNNNNNNN

FREQ COUNTER

NNNNN

NNNNNNNNNNNNNNNNNNNNNNNNN

FV CONVERTER

NNNNNNNN

IF

NNNNNNNNNNNNNNNNNNNN

STATUS

NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN

INTERNAL STATUS

A6CONTROLMENU. ...... ...... ...... ...... .... 9-27

Bus

OFF

.

[A5]

2nd

[A5]

FREQ

[A5]

FV

[A6]

SAMPLE

[A6]

FM

[A6]

REF

[A6]

FIXED

[A6]

FN

N

NN

N

FILT

N

off

N

NN

VOLT CC

N

NN

N

CURR

N

NN

N

VOLT

NN

N

OUT

N

LIN

N

TEMP

N

FRESP

N

CONTROL

N

NN

FAIL

NN

MENU

.................................... 9-26

N

ON

N

ON

N

NN

N

ON

N

NN

N

NN

N

ATTN

N

WIDE

N

NN

NARR ON

N

NN

N

LOCATION

NN

N

NNNNNNNNNNNNNNNNN

NNNNNNNNNNNN

N

...... ....

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

NNNNNNNNNNNNNNNNNNNNNN

.................................. 9-26

PLL VTUNE

LOOP

VTUNE

DETECTOR

.

Not

Assigned

P

A

TH

.

P

A

TH

Node

Descriptions

.

LOCAL

COUNTER

CONVERTER

9:

Not

FREQ

LOOP

CONST

N

NN

ON

off

..

NN

N

ON off

N

CC

ON

N

NN

ON

off

N

NN

N

off

N

NN

N

off

N

off

N

ON

off

N

NN

ON

off

N

NN

N

ON

off

NN

N

off

MENU

.

N

NN

MENU .

.

......

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

...... .

NNNNNNNN

.............................. 9-26

.

Assigned

HOLD

.

PLL

.

ANTS

N

NN

N

NN

N

NN

N

MENU

N

.

..

N

NN

N

NN

N

off

N

.

N

.

N

.

N

.

..

N

.

N

.

............................ 9-26

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

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

..........

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

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

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

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

..

.

..

.

..

.

. 9-19

.

..

.

..

.

9-17

9-18

9-19

9-20

9-21

9-22

9-23

9-24

9-25

9-26

Contents-7

N

ATTEN/AMP

N

NN

IF

N

NN

INPUT

N

NN

PLL

NN

FV CALOUT

N

NN

N

FM

N

STATUS

BOOTLO

N

NN

SYSTEM

N

NN

SYSTEM

NN

N

PREVIEW DISK

N

NN

N

REBOOT

10.

Theory of

O

VERALL

POWER

Line

A40

A50

Switching

Regulated

A50

A2

Shutdown

Seven

A8

DIGIT

A1

A17 24

A30 Front-P

A31 I/O

A32 I-B

A51 GSP

A54 Inverter

A52 LCD

A53 FDD

SOURCE THEORY

RECEIVER

A5

A6 Spectrum Analyzer . . . . . . . ...... ....

A7 P

A8 RF Attenuator

A9 P

A10 First Mixer

A11 Thermometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-14

ApartofA3/A13,A60........................... 10-14

N

NN

N

.

..

NN

N

GAIN

NN

N

OUT on

N

NN

N

Preregulator

DC-DC

P

ost-Regulator

AL

CPU

Second PLL

ower Divider

eak Detector

.

..

NN

N

NN

SELECT

..

N

NN

ADER

N

SUPPL

P

ower

Shutdown

RF

CONTROL

Bit I/O

Connector .

ASIC Interface

N

..

.

N

NN

N

on OFF

N

NN

N

OFF

.

MENU .

N

NN

UPDATE

N

NN

BACKUP

N

NN

N

.

Operation

OPERA

Y

Module

Converter

Regulator

+5V

Circuit

Status

Attenuator

.

anel Keyboard

..

(Liquid

.

THEORY.... ...... ...... ...... ..

NN

..

N

.

NN

N

..

N

.

N

..

.

TION

OPERA

.

Digital

LED

LEDs

OPERA

.

..

P

ort

..

.

..

Crystal

.

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

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

..........

.........

...... .....

..

.

..

.

AND

FUNCTIONAL

TION

.

1

.

2

.

Supply

.

..

.

..

Drive

Circuit

TION

..

.

..

.

Display)

.

...... ..

.

..

.

..

.

..

.

..

.

(+5

.

..

.

..

.

..

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

..

.

..

.

GROUPS .

.

..

.

..

.

..

VD)

.

..

.

..

.

..

.

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

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

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

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

...... .

.....

.......

..........

.

. 9-28

..

. 9-28

.

..

. 9-29

..

.

..

.

..

.

9-27

9-28

9-29

9-30

10-1

10-2

10-4

10-5

10-6

10-7

10-9

10-10

10-11

10-12

10-13

Contents-8

11.

Replaceable P

Introduction

Ordering

Direct

Replaceable

12.

P

ost

INTRODUCTION

POST

A.

Manual

Introduction

Manual

Change

Serial

B

.

P

ower

arts

..

Information .

Mail Order

Parts

Repair

REP

Number

Procedures

AIR

PROCEDURES

Changes

.

Changes

1

.

Requirement

.

List

.

System

.

..

.

11-1

.

..

.

11-1

.

..

.

11-1

.

..

.

11-2

.

..

.

12-1

.

..

.

12-1

.

..

.

A

-1

.

..

.

A

-1

.

..

.

A

-2

.

..

.

A

-5

Replacing

Fuse

Selection

P

ower

Requirements

P

ower

Messages

Error

Messages

Error

Messages

Index

Cable

Fuse

.

in

Alphabetical

in

Numerical

.

..

.

B-1

.

..

.

B-1

.

..

.

B-2

.

..

.

B-2

Order

.

..

.

Messages-2

.

..

.

Messages-15

Contents-9

Figures

1-1. Serial

2-1. Frequency

2-2. P

2-3. P

2-4. RF

2-5.

2-6.

2-7.

2-8.

2-9.

2-10.

2-11.

2-12. FM

2-13.

2-14.

2-15.

2-16.

2-17.

2-18.

2-19.

2-20.

3-1.

3-2.

3-3.

3-4.

3-5.

3-6.

3-7.

3-8.

3-9.

3-10.

3-11. F-V Converter Correction Constants Setup

3-12. DC P

3-13. DC Control V

3-14. MOD OUT Level Correction Constants Setup .

3-15. DC P

3-16. RF P

3-17. RF P

3-18. RF P

3-19. Spectrum Measurement Correction Constants Setup .. ...... ..... 3-24

3-20. Power Splitter Tracking Error Measurement Setup 1 . . . . . . . . . . . . . 3-25

3-21. Power Splitter Tracking Error Measurement Setup 2 . . . . . . . . . . . . . 3-26

3-22. Absolute Amplitude Measurement Accuracy Test Setup ........... 3-27

4-1. Troubleshooting Organization . . . . . . . . . . . . . . . . . . . . . . . . 4-2

4-2. Source Group Check Setup . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

4-3. Receiver Group Check Setup . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Number

ower

Splitter

ower

Splitter

P

ower

RF

P

ower

C/N

Measurement

C/N

Ratio

C/N

Ratio

FM

Deviation

FM

Deviation

FM

Deviation

FM

Deviation

FM

Deviation

Relative

Frequency

DC

P

ower

DC

Control

MOD

OUT

DC

P

ower

Updating

4352B

Setup

List

Reference

Reference Frequency

Third Mixer

Third IF

Crystal

A

djustment

Menu

Box

Filter

ower V

ower Current Correction Constants Setup

ower Linearity Correction Constants Setup 1

ower Linearity Correction Constants Setup 2

ower Flatness Correction Constants Setup

Plate

Measurement

Tracking

Measurement

A

Level

A

Transient

V

oltage

V

oltage

V

oltage

Current

Correction

.

Menu

AMP GAIN

.

Frequency

Feedthrough

Frequency

oltage

oltage Correction Constants

.

T

est

Setup

Error

A

ccuracy

A

ccuracy

Phase

ccuracy

A

T

.

Correction Constants Setup . . . . . . . . . . . . . . . .

Noise

A

ccuracy

A

ccuracy

T

est

T

est

T

est

T

est

T

est

T

est

T

est

Frequency

ccuracy

A

ccuracy

est

Setup

T

est

Setup

Constants

Program

.

..

.

..

A

djustment

Adjustment

Response

Setup

T

est

T

.

Basic

..

.

Measurement

T

est

T

est

T

est

Setup

(Flatness)

(Linearity)

1

2

3

4

5

6

.

A

ccuracy

Setup

est

Setup

.

Setup

Menu

.

..

Setup

Location .

Setup .

Location .

Correction

.

..

.

..

Setup

1

.

Setup

2

.

Setup

.

1

.

..

2

.

..

.

..

T

est

Setup

T

est

.

Setup

.

..

.

..

.

..

.

..

Constants

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

Setup ...............

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

.

..

Setup

.

..

.

..

.

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

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

Setup

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

...... ....

.

..

....

.

..

. 2-6

..

. 2-7

..

. 2-8

.

..

. 2-14

.

..

.

. 3-6

..

. 3-7

.

. 3-11

.

..

.

..

...

1-3

2-3

2-9

2-11

2-17

2-19

2-21

2-22

2-23

2-24

2-26

2-28

2-30

2-32

2-34

2-36

3-4

3-5

3-8

3-9

3-10

3-12

3-14

3-15

3-16

3-17

3-18

3-19

3-20

3-21

3-22

Contents-10

5-1.

A50 SHUTDOWN

5-2.

A1 +5

5-3.

A2 Eight

5-4.

Displayed T

5-5.

Removing Line

5-6.

A40J1 Output

5-7.

A1

5-8.

F

5-9.

A50

5-10.

A2

5-11.

P

5-12.

P

5-13.

P

6-1.

Digital

6-2.

A1

6-3.

Firmware

6-4.

A1

6-5.

Bootloader

6-6.

A17

7-1.

Source

7-2.

Source

7-3.

Option

7-4.

DC

7-5.

MOD

8-1.

Receiver

8-2.

Receiver

8-3.

40MHz

8-4.

A6

8-5.

Measurement

8-6.

A10

8-7.

A10 Output

8-8.

FM Deviation

8-9.

Frequency Transient

9-1.

Service

9-2.

Service

9-3.

T

9-4.

T

9-5.

Sample

9-6.

Service

9-7.

Bus

9-8. Correction Constants Menu . . . . . .

9-9. A2/A8 Control Menu . . . . . . .

9-10. A3/A13 Control Menu

9-11. A5 Control Menu

9-12. A6 Control Menu

9-13. Bootloader Menu

10-1. P

10-2. A2 Eight Status LED . . . . . . . . . . . . . . . . . . . .

10-3. Digital Control Group Simplied Block Diagram .. ...... ...... . 10-8

10-4. Source Group Simplied Block Diagram . . . . . . . . . . . . . . . . . . . 10-11

10-5. Receiver Group Simplied Block Diagram .................. 10-12

11-1. Top View .... ...... ...... .... ..... ...... .. 11-4

11-2. Bottom View .......... ...... ...... ...... ... 11-5

11-3. Front Assembly Parts1........................... 11-6

11-4. Front Assembly Parts2........................... 11-7

VD

LED

CPU

Connector

an

Troubleshooting

DC-DC

Output

ower

EEPROM

Eight

24

POWER

P

eak

Output

ests

est

Status

Measurement

ower Supply Functional Group

V

Supply

Control

Revision

LEDs'

bit

I/O

Group

001

OUT

Signal T

Group

Output/INT

Detector

Key

Menu

on

Program

Modes

LED Location

Location

Locations

est

Result

Fuse

.

V

oltage

Locations

Setup

Converter

oltage

Block

Group

Location

P

Display

P

ort

Block

Troubleshooting

DC

CONTROL

Output T

Block Diagram

Troubleshooting

Functions

T

est

T

est

Residual

Menus

.

the

Menu

Troubleshooting

Measurement

Diagram

Simplied

Label

attern

.

T

est

Diagram

est Setup

REF

T

est

Setup

Measurement

.

Display

Using

.

Menu

...... ...

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

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

.

Setup

1

.

2

.

..

3

.

..

Block

.

Setup

Output

OUTPUT

T

est

1

.

2

.

FM

.

:DIAG:TEST:RES?

.

..

.

...... ..

.

Flow

.

..

.

Setup

.

T

est

Setup

.

..

.

, Simplied Block Diagram . . . . . . . . . .

Diagram

.

..

.

T

est

Setup

.

Flow

..

Signals

.

T

est

.

..

.

..

.

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

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

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

T

est

Setup .

.

Setup

.

..

.

..

.

..

.

..

.

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

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

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

...... .....

...... ...

...... ..

.

..

.

..

.

..

.

..

.

5-3

.

5-4

.

5-5

.

5-5

.

5-7

.

5-9

.

5-10

.

5-12

5-13

.

5-15

.

5-17

.

5-18

.

5-19

.

6-2

.

6-3

.

6-4

.

6-5

.

6-7

.

6-9

.

7-2

.

7-3

.

7-4

7-6

. 7-8

.

8-2

.

8-3

.

8-4

.

8-6

.

8-9

.

8-11

.

8-11

8-13

.

8-14

.

9-1

.

9-3

.

9-5

.

9-6

. 9-7

. 9-11

.

9-13

9-19

9-22

9-23

9-25

9-27

9-29

10-3

10-6

Contents-11

11-5.

Front Assembly

11-6.

Front Assembly

11-7.

Front Assembly

11-8.

Front Assembly

11-9.

Front Assembly

11-10.

11-11.

11-12.

11-13.

11-14.

11-15.

11-16.

11-17.

11-18.

11-19.

11-20.

11-21.

11-22.

11-23.

11-24.

11-25.

11-26.

11-27.

11-28.

11-29.

11-30.

11-31.

11-32.

11-33.

11-34.

11-35.

11-36.

11-37.

11-38.

11-39.

11-40.

11-41.

11-42.

11-43.

11-44.

11-45. T

11-46. BNC-BNC A

11-47. T

Front Assembly

Front

Assembly

Rear

Assembly

Rear

Assembly

Rear

Assembly

Rear

Assembly

Rear

Assembly

Rear

Assembly

Rear

Assembly

1st

Mixer

1st

Mixer

P

ower

Chassis/Frames

1st

Mixer

FDD

Motherboard

CPU

Saddle

Preregulator

DC-DC

Front

Troidal

Front

Rear

Covers .

DC/FM Source

GSP

P

ost-Regulator

Receiver

Cables

Output

DC

24

Bit

op Shield Plate . . . . .

op Covers/F

A-1. Front Assembly P

A-2. Front Assembly P

A-3. Front Assembly P

A-4. Serial Number Plate

B-1. P

ower Cable Supplied

Board

Switch

Installation

Assembly

Board

Edge

Converter

P

anel

Core

Bezel

P

anel

Board

.

Filter

Oset

I/O

ASSY

Installation

Installation .

..

Installation

.

Installation

.

Installation

.

ASSY

(Option

Board

dapter . . . . . . .

oot ... ....

Parts

3

.

..

P

arts

4

.

..

P

arts

5

.

..

P

arts

6

.

..

P

arts

7

.

..

P

arts

8

.

..

P

arts

9

.

..

P

arts

1

.

..

P

arts

2

.

..

P

arts

3

.

..

P

arts

4

.

..

P

arts

5

.

..

.

P

arts

6

.

..

.

P

arts

7

.

..

.

-1

.

..

.

-2

.

..

.

..

.

-1

.

..

.

-2

.

..

.

..

.

..

.

..

.

..

.

..

.

Installation

.

Board

Installation

ASSY

Installation

and

Spe

.

001)

..

.

arts 5 . . . . . .

arts6...............

arts7................

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

.

..

.

..

.

..

.

Ana

Board

.

..

.

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

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

.

..

.

..

.

..

.

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

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

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

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

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

.........

.......

..

.

..

.

..

.

..

.

..

. 11-30

.

. 11-32

.

. 11-34

.

..

. 11-40

.

. 11-46

.

.. A-4

11-8

11-9

11-10

11-11

11-12

11-13

11-14

11-15

11-16

11-17

11-18

11-19

11-20

11-21

11-22

11-23

11-24

11-25

11-26

11-27

11-28

11-29

11-31

11-33

11-35

11-36

11-37

11-38

11-39

11-41

11-42

11-43

11-44

11-45

11-47

11-48

11-49

11-50

A-2

A-3

A-5

B-3

Contents-12

T

ables

1-1. Recommended

4-1.

Recommended

4-2.

Default

4-3.

SG

5-1.

A50

5-2.

P

ower

9-1.

T

est

11-1.

Manufacturers

11-2.

List

11-3.

T

op

11-4.

Bottom

11-5. Front

11-6.

Front

11-7.

Front

11-8.

Front

11-9.

Front

11-10.

11-11.

11-12.

11-13.

11-14.

11-15.

11-16.

11-17.

11-18.

11-19.

11-20.

11-21.

11-22.

11-23.

11-24.

11-25. Chassis/Frames -2

11-26. 1st Mixer Installation

11-27. FDD Assembly . . . . . . . . . . . . . . . . . . . . .

11-28. Motherboard Installation . . . . . . . . . . . . . . . . . . . . .

11-29. CPU Board Installation . . . . . . . . . . . . . . . . . . . . .

11-30.

11-31. Preregulator

11-32. DC-DC

11-33. Front Panel Installation .......................... 11-34

11-34. Troidal Core . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-35

11-35. Front Bezel ................................ 11-36

11-36. Rear Panel Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-37

11-37. Covers .................................. 11-38

11-38. DC/FM Source Board ASSY . . . . . . . . . . . . . . . . . . . . . . . . . 11-39

11-39. DC/FM Source Board Installation ........ ...... ...... .. 11-40

Front

Rear

1st

1st Mixer

Power

Chassis/Frames -1

SaddleEdge.......................

GPIB

Type

P

ower

Supplies

Status

of

Abbreviations

View

Assembly P

Assembly

Mixer

Switch ASSY

Converter Installation . . . . . . . . . . . . . . . . . . . . . . .

Test

Equipment

A

djustments

A

ddresses

.

Supplies

T

erms

Code

.

P

Parts

P

Board

Board -2

Installation ........................

.

on

A2

P

ost-Regulator

.

List

.

arts

1

.

P

arts

2

.

P

arts

3

.

P

arts

4

.

P

arts

5

.

P

arts

6

.

P

arts

7

.

P

arts

8

.

P

arts

9

.

arts

1

.

arts

2

.

arts

3

.

arts

4.

5.

6.

arts

7.

-1

..

.

..

..........

...... ....

and

.

..

.

..

.

Correction

.

..

.

..

.

..

.

..

.

..

Constants

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

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

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

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

...... ....

.........

..

. 1-4

.

..

.

..

.

..

.

..

. 11-18

.

..

. 11-19

.

..

. 11-20

.

..

. 11-21

.

..

.

..

.

..

.....

......

..

. 11-33

4-9

4-10

5-14

5-16

9-7

11-2

11-3

11-4

11-5

11-6

11-7

11-8

11-9

11-10

11-11

11-12

11-13

11-14

11-15

11-16

11-17

11-22

11-23

11-24

11-25

11-26

11-27

11-28

11-29

11-30

11-31

11-32

Contents-13

11-40.

11-41.

11-42.

11-43.

11-44.

11-45.

11-46.

11-47.

11-48.

11-49.

12-1.

A

-1.

A

-2.

A

-3.

A

-4.

A

-5.

B-1.

GSP Board

Post-Regulator

Receiver Board

Cables .

Output Filter

DC Oset

24

Bit

T

op

Shield

BNC-BNC

T

op

Covers/F

P

ost

Repair

Manual

Front

Fuse

Installation .

.

(Option

I/O

Board

Plate

A

dapter

Procedures

Changes

Assembly

Selection

.

oot

Installation

and

Spe

.

ASSY

001)

.

by

Serial

by

Firmware

P

arts

P

arts

P

arts

.

5

6

7

.

Ana

.

Number

.

Board

.

V

.

..

.

ersion

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

..

.

11-41

.

11-42

11-43

.

11-44

.

11-45

.

11-46

.

11-47

.

11-48

.

11-49

.

11-50

.

12-2

.

A

-1

.

A

-1

.

A

-2

.

A

-3

.

A

-4

.

B-1

Contents-14

1

General

Information

INTRODUCTION

This

Service Manual

Manual

repairing

provides information

the 4352B

ORGANIZA

This

manual

section

P

erformance

A

djustments

repair

stored

adjustment

consists

describes

or

replacement

into

the

program.

Note

.

TION

the

T

ests

and

Correction

EEPROM

The

of

names

provides

guide to

servicing the

about performance

OF

SERVICE

the

major

chapters

of

the

procedures

Constants

of

an

assembly

on

the

A1

ve

chapters

tabs

and

.

CPU

are

MANU

listed

the

for

performance

provides

Some

.

The

the

4352B

V

CO/PLL

testing, adjusting,

AL

below.

content

The

of

each

testing

procedures

of

the

adjustments

correction

core

troubleshooting

constants

Signal

chapters

chapter

the

for

adjusting

update

Analyzer

.

The

Service

troubleshooting, and

are

divided

by

tabs

.

4352B.

the

analyzer

correction constants

are

updated

chapters

by using

.

This

after

the

Overall

procedures

each

P

ower Supply

Digital

Source

Troubleshooting

to

isolate

functional

group

outlines

the

follow

faulty

Troubleshooting

Control Troubleshooting

Group

Troubleshooting

the

functional

this

chapter

4352B

.

troubleshooting,

group

.

F

aulty

Receiver Group Troubleshooting

Note

Service K

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ey Menus

SERVICE MENU

The following chapters are

documents the functions of the menus accessed from

. These menus let the operator test, verify, adjust, control, and troubleshoot

, for the most part, reference material.

the analyzer. GPIB service mnemonics are included.

Theory of Operation

explains the overall operation of the analyzer, the division into

functional groups, and the operation of each functional group.

and

assembly

provides

isolation

troubleshooting

procedures

5

System

,

4

for

General Information 1-1

Replaceable

Parts

provides part

miscellaneous chassis

replacement procedure

Post-R

epair

Procedures

adjustments and

verication

assembly.

parts,

together with

reference.

contains

numbers

the

table

procedures

and

ordering

of

to

be

illustrations

information.

performed

of

the

procedures

after

repair

replaceable

It

also

can

.

It

or

replacement

assemblies

be

used

is a

table of

as

of

and

the

each

Appendices

with

earlier

Messages

contains

shipment

contains

manual

congurations

the

service

change

of

the

analyzer),

error

message

(required

and

list.

to

make

power

this

manual

requirements

compatible

.

1-2 General Information

ANALYZERS

COVERED

BY

THIS MANU

AL

Agilent

number

serial

where

The

assigned

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prex

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and

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1-1)

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SERIAL NUMBERS

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serial number

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is stamped

digits and

identify the

on the

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recommends

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contact the

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this manual

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manual

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Manual

General Information 1-3

TABLE

The

rst

the

analyzer

OF SERVICE

part

specications

recommended

specications

In

addition

T

orx

P

ozidriv

P

ozidriv

to

screwdriver

IC extractor

Open-end

Hex

socket,

Flat

edge

screwdriver

of

Table

and

perform

of

each

models

.

test

equipment listed

,

T15

wrench,

7/32 inch

1-1 lists

the operator's

item,

and the

may

be

,

pt size

,

pt size

1/4 inch

5/16 inch

(5.5 mm)

T

able

TEST EQUIPMENT

all of

the equipment

check. The

required to

table also

recommended models

substituted if

in T

the equipment

able 1-1,

the following

#1 (small)

#2 (medium)

1-1.

Recommended

T

est Equipment

verify,

notes the

. Equipment

meets or

tools

are

adjust, and

use and

other than

exceeds the

also

required:

troubleshoot

critical

the

critical

Equipment Critical

Specications

Recommended

Model/Agilent

P

Qty Use

art

Number

Computer CPU:

Program 4352B

Signal

Generator

Signal

Generator

Network

Function

Analyzer

Generator

80486,

Windows

3.1,

Adjustment

Freq.Range

Freq.Range:

33

10

to

80

Frequency Counter Freq.Range: 10

P

ower

Meter

No

Substitute

HP

MHz

3

MHz

VEE,

GHz

kHz,

MHz

or

faster

GPIB

Program

to

2

GHz

to

3

GHz

Level:

to

3

-20 dBm

GHz

,

RAM:

Card

16MB

HP

V

ectra

Series

with

8642B

8665B

HP

#004

,

OS:

E2120C,

PN

8664A

82335B/82340A

04352-18010

#004

or

#004

or

8753D 1 A,

3325B 1 A

5343A Opt.001,

436A

Opt.022,

5334B

437B

,

or

1 A

1 A,

1 P,

2 P

438A

P

ower Sensor

Frequency

dBm to

-20 dBm,

Range: 10

Freqnecy: 10

MHz

to

3

GHz,

MHz to

P

ower:+5

3

GHz

8482A 2 P

DVM No Substitute 3458A 1 P,

AM/FM

T

est

Source

No

Substitute

Power Amplier Gain: 35 dB

, Flatness:

6

1dB

11715A 1 A,

R & K A3000-2H-R 1 P,A,T

Power Divider No Substitute 11636A 1 P

10 dB Fixed

Attenuator

Step Attenuator

2

50, N(m)-N(f) 8491A Opt.010, H60 1 P

Attenuation Range: 0 dB to 70 dB

, Step: 10 dB

8496A/G Opt.001 and H60

,

3

1 P

VSWR:1.02

P

A,

,

A,

,A,

A, T

T

1

T

1

P: P

erformance T

2

Calibration values at 10 MHz, 1 GHz are required.

3

11713A is required when using a programmable step attenuator 8496G.

ests,A: A

djustments and Correction Constants

, T: Troubleshooting

1-4 General Information

T

able 1-1.

Recommended T

est

Equipment

(continued)

Equipment Critical

Specications

Recommended

Model/Agilent P

art

Qty Use

Number

50 T

P

ower

ermination

Splitter

Type-N (m),

Frequency

Tracking:

Oscilloscope Bandwidth:

50

Range:



0.15dB



100

MHz

kHz

909C Opt.012

85032B

to

3

GHz,

Output

11667A 1 P

or part

1

of

54111D 1 T

P

Oscilloscope Probe Impedance: 1M 10431A 1 T

Spectrum

Cables,

Analyzer

A

dapters

Frequency

Type N

BNC

N(m)-N(m)

N(f)-SMA(m)

BNC

N(m)-BNC(f)

SMB(m)-BNC(f)

RF

940

300

Cable

T

ee

Cable

Resistor

Range:

Cable

,

61

,

122

A

dapter

A

dapter

assembly

,

50

cm,

A

dapter

Adapter

A

dapter

BOX

BNC(f)-Dual Banana

GPIB

Cable

I/O

P

ort

T

est

Kit

>

80 MHz

50

,

50

,

,50

A

50

,

50

dapter

8568B 1 T

11500B or

PN

8120-1839

PN

8120-1840

PN

1250-1475

PN

1250-1562

PN

1250-0781

PN

1250-1476

PN

1250-1237

PN

04352-61616

PN

04352-65002

PN

04352-65001

P

art

of

11851B

3 P,

2 P

1 T

1 P

PN 1251-2277 1 P,

10833A/B/C 4 P

PN

87510-65002

1 T

,

A,

,

A,

,

A,

,

A,

,

A

,

A

,A,

,

A,

,

A, T

1

T

1

The

85032B

includes a

type-N(m) 50

 termination.

General Information 1-5