HP 5328A Service Manual

Errata

5328A Universal Counter Service Manual

05328-90011

April 1976

Title & Document Type:

Manual Part Number:

Revision Date:

HP References in this Manual

This manual may contain references to HP or Hewlett-Packard. Please note that Hewlett­Packard's former test and measurement, semiconductor products and chemical analysis
businesses are now part of Agilent Technologies. We have made no changes to this
manual copy. The HP XXXX referred to in this document is now the Agilent XXXX.
For example, model number HP8648A is now model number Agilent 8648A.

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5328A

UNIVERSAL

SERIAL

This

manual

5328A

ber

For
sheetisincluded
fixes

Universal

1604A

serial

below

.

SERIAL

prefixes

1604A,

SERVICE

applies to

Counters

PREFIXES

above

with

refertoSectionVof

MANUAL

PREFIX:1604A

Hewlett-Packard

with

NOT

1604A,

this

manual.For

COUNTER

prefix

serial

LISTED

a"Manual

series

this

Model

num-

Change"

pre-

manual

.

MANUAL
MICROFICHE

PART

NUMBER

PART

Copyright

5301

NUMBER

STEVENS

05328-90011

05328-90012

HEWLETT-PACKARD

CREEK

BLVD.,SANTA

Printed:APR

COMPANY

1976

CLARA,

1976

CALIF.95050

HEWLETT

PRINTEDINU.S.A

PACKARD

.









titodel

Contents

5328A

Section

II

CONTENTS

Title

I

GENERAL
1-1

.

1-4

.

1-6

.

1-8

.

1-17

.

1-19

.

1-21

.

THEORY
2-1

.

2-3

.

2-10

.

2-14

.

2-19

.

2-27

.

2-29

.

2-31

.

2-34

.

2-36

.

2-39

.

2-43

.

2-47

.

2-49

.

2-53

.

2-55

.

2-58

.

2-60

.

2-63

.

2-67

.

2-77

.

INFORMATION
Introduction
Description
Instrument
Applications

Options
Equipment
Specifications

OF

OPERATION

Introduction

Overall

Configuration.. . . . . . . . .

Main

Input

Hewlett-Packard

A1

Motherboard

Display

State
Oscillator

Decade

Time

A2

Power

+5V

Function

A4

High
Arming
Time

An

Standard

A16

Identification.. . .

. . . .

Supplied

Description

Counter

Options

Control.. . . . .

Control.. . . . .

CountingAssembly

Base

Supply

Supply..

Speed

Multiplexer

Base

Example

Time

Display

. . . . .

. . . .

. . . . .

. . . . .

. . . . .

. . . . .

. . . . . . .

. . . . .

. . . . . . . .

. . . .

. . . . . . . .

.

. . . . . . . . ...

. . . .

. . . . . . . . ...

Section
Section

Interface

. .

. . . .

. . . .

. . . . .

. . . . . ...

. . . . .

. . . . . . . .

Selector

Multiplexer,

Multiplexer

of

Operation

Interval

Assembly

. .

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

. . .

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

. . . ...

. . . . . .

. . . . .

and

Accessories

. . . . .

. . . . . . . . .

. . ...

. . ... .

. . . . . . . . .

. . . . . . . .

. . . . . . . .

. . . . . . . . .

. . . .

. . . . . . . . . .

. ...

. . ...

. . . .

. . . .

and

and

Module

. . .

. . . . . . . . . .

. . . . . . . . . .

. . . . . . . .

. . . . . . . .

Available.. .

. . . . . . . . .

. ... .

. . . . . . . . . . .

. . . . .

. . . . . . . . . . .

. . . . .

. . . . . . . . . . .

. . . . .

. . . . . . . . . . .

. . . .

. . . . . . . . . .

. . . .

. . . . . . . . .

Bus

(HP-113)

. . . . .

. . . . .

. . . . .

. . . .

(DCA)

. . . . . . . . . . .

. . . . . . . . .

. . . . . . . . .

Main

Arming

Main

. . . .

.

. . . .

Gate,

FF

Gate

. . . . . . . . . . .

(A10

and

. . . . . . . . . . .

. . . . .

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

. . . ...

. . . . . . . . .

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

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

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

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

. .
. .

. . . . .

. . . . .

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

. . . . .

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

. . . . .

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

. . . . .

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

. . . . .

. . . .

. .

. . . . . . . . . .

. .

. . . . . . . . . .

. . . . ..... .

Section

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

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

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

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

and

1st

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

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

FF

. . . .....

A19)

. . . . .

. . . . .

. . . . . . . . . .

. . . . .

. . . . . . . . . .

. . . . .

. . . .

. .

. . . . .

. . . .

. .

. . . . .

. .

. . . .

. . . . . .

. . . . . . . . . . .

. .

. . .

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

. . .

. .

. . . . . . . . .

. . . . . . . . .

. . . .

. . .

. . .

Decade

. . . . . . . . . . .

. . . . . . . . . . .

. . . . . . . . . . .

. . . .

. . . .

. . . .

. . .
. . .

. .

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

. . . . .

. . . . .

.
.

Page

1-1
1-1
1-1
1-1
1-2
1-2
1-3
1-3

2-1
2-1
2-1
2-3

2-3
2-4

2-5
2-5

2-5
2-5
2-5
2-6
2-6

2-7
2-7
2-7

2-7
2-8

2-8
2-8

2-9
2-10

III

MAINTENANCE
3-1

.

3-3

.

3-5

.

3-7

.

3-9

.

3-11

.

3-13

.

3-15

.

3-17

.

3-18

.

3-20

.

3-22

.

3-24

.

3-26

.

3-28

.

3-30

.

3-32

.

.

3-34

3-36

.

. .

. . . . . . . .

Introduction
Assembly
Test

Equipment

Assembly
Preventive

Inspection.. . . . . . . .

Cleaning

In-Cabinet

Repair.. . . . . . . .

Printed
Replacing

Adjustments

Oscillator

Sensitivity
Instrument
Troubleshooting

DVM
Extender
Function

. . . .

Designations
Connection

Maintenance.... . . . . . . . .

. .

Circuit

Integrated

. . . . . .

Adjustment

Adjustments

Troubleshooting

Extender

Board

Selector

. . . . .

. . . . . . . .

. . . . .

. . . . . . . .

. . . . . . . .

. . . . .

. .

. . . . . . . . . .

Identification

. . ...

. . . . . . . .

Performance

. .

Aids

. . . . .

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

Component

Circuits

. . .

. . . . . . . . .

. .

. . . .

Board

Kit

(05328-62016).. . . . . . ... . . . . . . . . . . . . . . . . .

and

. . . . .

. . . . . . . . .

. . . . .

. . . . . . . .

. . . . .

. . . . . . . . .

. . .

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

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

. . . .

. . . . . . . . . . .

. . . . . . . .

. . . . . . . .

Check

Replacement

. . . .

(StandardorOption

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

. . . . . . .

. . . . . . . .

(05328-82020)

ROM

. . . . .

. . . . .

. . .

. . . .

. .

. . . . . . . .

. . . . . . . .

. . . .

. . . .

Kit

(05328-82004)

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

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

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

. .

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

. . . . .

. . . . .

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

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

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

. . . . . . . ...

. . . . . . . . . . .

. . . . . . . . . .

. . . . .

. . . . . . . . . .

...

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

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

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

010)

. . . .

. . . . . . . . . . .

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

. .

. . . . .

. . . . .

. . . . .

. ...

. . .

. . . . .

. . . . .

. . . . .

. . . .

. . .
. .

. .

.

.

.

3-1
3-1

3-1
3-2
3-2
3-2

3-3
3-3
3-3
3-3
3-3
3-3
3-9

3-9
3-9
3-10
3-10

3-10
3-10

3-10

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Section

Title

3-40
3-45

3-50
3-55

3-60

3-64
3-68
3-73
3-78
3-83

3-87
3-91

3-95
3-99

3-103
3-107

3-111
3-116

3-118
3-120
3-122

3-124
3-126

Model

CONTENTS

Using

the

Test

.
.

.
.

.
.
.
.
.

.

.
.

.
.

.
.

.
.

.
.
.

.
.

Test

Assembly
Test
Test

Test

Test

Test

Test

Test

Test

ROM

Test

Input

Test

ROM
R(LST),

Test

ROM
Test
ARM

Test

RL5(TIO),

Test

HEC
Test
(FDA,
IC

Functional

Removal

Instrument
Time
Removal
A16

Troubleshooting..

Cards

Card1,Test

(LDDCA)
Card
Card

Card
Card2,Test5,Function

Card2,Test6,Strobe
Card2,Test
Card
Card

Card
Card3,Test

Card3,Test

Card

Card
Card4,Test

and

Card

and

Display

Test2,DCA

1,

1,

Test3,Decade

1,

Test4,Time

Test8,Auto

2,

Test9,Function

3,

(LMGF,

Bits

3,

Test

ROM

Bits

Bits

and

RL4(HDVM)

Bits

(IA,

4,

Switch

4,

Test

RL2(BIL)

CARM)

4,

Test

FDC, FDD)..

FDB,

Signals

Replacement

Cover

Interval

and

Assembly

DVM

IB,

Test

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

Module

Replacement

(Cont'd)

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

1,

Low

Disable

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

and

Base

Strobe

7,

Sample

LTIF,

HOPN)

10,A4Function

(HTBA,

11,

12,A4Function

13,
14,
15,

16,

HTBB,
Function

A4
Enable

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

.

IC).. . .

Arming
Auxiliary

. . . . . . . .

Module

C

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

Function

. . . . ... . . .

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

Instructions

Removal

(Assemblies
Removal

Decade

Time

Counting

Code..

Code

CodeIDisplay. . . .

CodeIIDisplay

Rate

Selector

. ... . .

Selector

HTBO)..

Selector

ROM

Selector

. . .

. . .

. . . .

ROM

ROM

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

(ROM

Selector

. . .

. . . .

. .
. .

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

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

. . . . ...

and

Counting

Base

. . . . . . .

Assembly

. . .

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

and

Display

. . . . . .

. . . . .

Main

Gate

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

Time

. . .

Totalize

Bit

RL(LTOT),

High

. .

. .

. . . . . . . . .

(A0,

Bits

. . . . . ...

Bits

RL6(HC),

Bit

. . . . . . . . ...

Digit

. . . .

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

. . . .

. .

. . .

. . . . . . . . .

A10and

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

Replacement

A19)

. . . . . . . . . .

. . . . .

. . . . . . . .

. .

. ... . . .

(DCA)

. . . . . . . .

. . . . . ...

Base

. . . . . . . . . . .

. . . .

Speed

A1)

and

. . . . ... . ..3-21

. . . . . . . . .

. . . . . . . . . .

. . . . . . . . . . ..3-31

. ... . . . . . .

. . ... . .

. . . . . . .

. . . ..3-16

. . . . . . .

. ...

. . . . . .

. . . .

. . . . . .

. .

. . . . . .

. . .
. . .

. .
. .

.

. . .

. .

. .

..3-22

. . .
. . .

. .

.

Page

3-11
3-11

3-12
3-12
3-13

3-14
3-15
3-15

3-17
3-18

3-19
3-20

3-23
3-24

3-25
3-29

3-31
3-31

3-32

5328A

Contents

IV

REPLACEABLE

4-1

.

4-4

.

4-6

.

Component

4-8

.

4-11

.

4-13

.

4-15

.

V

MANUAL
5-1

.

5-3

.

5-5

.

5-7

.

5-9

.

5-11

.

PARTS
Introduction
Ordering
HP

Part

General

Specific
Factory

CHANGES

Introduction

Manual

Newer

Older

Options

InstallationofOption

Field

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

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

information

Number

Parts

and

Usage
Instrument

Selected

AND

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

Changes

Instruments

instruments

. . . . .

. .

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

Organization

Materials

Parts

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

Parts

Parts

. . .

. .

OPTIONS

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

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

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

. .

. . . .

. . .

. . .

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

. . . .

.

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

. . . .

010.. . . .

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

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

. .

. .

. . .

. . .

. .

. . .

. . .

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

. .

. . . .

.
. .

. . .

. . ... .

. . . .

. .

. .

. . . . . . . . . .

.

. . .

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

. .

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

. . . . . . .

. ... . . . ... .

. . . ... ..4-3

. . . . . ..4-3

. . . . . . .

. . .

. . .

. . . . . . . . . .

. . . . . . . . . . .

. . . . . . . . . .

. ... . . . .

. ... . . . . .

. . . .

. . . . . .

. . . . . .

. . . . .

. .

.

... . .

. .

.
. .

4-1

4-1

.

4-3
4-4

4-4
4-4

5-1

.

5-1

.
.

5-1
5-1

.

5-1
5-3
5-3

Model
Tables, Figures

5328A

Section

VI

1-1
1-2
1-3

3-1
3-2
3-3
3-4
3-5
3-6

Title

SCHEMATIC
6-1

.

6-3

.

6-7

.

6-9

.
6-14
6-16

6-18

Equipment
Accessories
Specifications

Assembly

Recommended
Preventive
In-Cabinet

Troubleshooting,

IC
5328A

Schematic

Signal

Identification

.

Assembly

.

Factory
Schematic

.

Identification

Maintenance

Functional

Introduction

CONTENTS

DIAGRAMS

Diagram

Mnemonics

Locations

Selected

Diagrams

Supplied

Available

Performance

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

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

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

Test

Equipment

A1

Signals.. .

(Coned)

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

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

Symbols

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

Markings

Components

on

and

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

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

and

Reference

Printed-Circuit

Component

. . . . . .

Locators

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

TABLES

. .

. . . ... . . . .

. .

. . . .

. .

. . . .

. . . .

. .

. .

. . . .

. . .

. . .

. .

. .

. . . .

. .

. . . .

. . .

. . ...

. .

. .

.

. . . .

. .

. .

. . . .

. .

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

.

. . .

. . .

. .

. . . .

. .

. . . .

. . .

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

Check.. .

Motherboard

. . . .

. .

. . . .

. . . .

. .

. . . .

. . .

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

.

. .

. . . .

. . .

. . .

. .

. . . .

. .

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

. . ... .

. . . . . . ...

. . . . .

Designators

Boards.. . ... . . . ..6-1

. . . . . .

. .

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

. .

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

. .

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

. .

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

. .

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

. . . . .

. . ... . . .

. . . . . . .

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

. .

. .

. . . . ..6-2

. ...

. ...

. ...

. ...

. . . .

. . . .

. . . .

. . . .

. . . . .

Page

6-1
6-1
6-1
6-1

6-2

1-3
1-3
1-4

3-1
3-2
3-2
3-4

3-26
3-30

4-1
4-2

5-1

6-1

1-1

2-1

3-1
3-2
3-3
3-4

3-5
3-6

Replaceable
Manufacturers

Manual

Signal

Model

Block

A1
A2
A4
Standard

Standard
A16

Backdating

Mnemonics

5328A

Diagram

Motherboard
Power
Function

Supply

A10
A19

Display

Parts

. .

. . .

Code

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

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

Universal

. . .

. .

Troubleshooting

Troubleshooting

Selector

Synchronizer

Attenuator

Assembly

. . .

. .

. . . .

. .

List.. .

. . . .

. .

. .

FIGURES

Counter

. . . .

Troubleshooting

Assembly

Troubleshooting

. . . .

. .

Assembly

with

. . .

. . . .

. .

. . . .

. . .

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

. . . .

. .

. . . .

. .

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

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

Options

. . .

. . .

Flowchart..

Flowchart

Flowchart

Troubleshooting

Troubleshooting

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

. .

. .

. . .

. . .

. . . .

. .

. . .

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

. . .

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

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

Flowchart

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

. . . . . . . . ...

Flowchart

. . ... . . . . . .

. . . . .

. . . .

. .

. . . . . .

. . . . . .

. . . .

. . . . .

. . . . . .

. . . . . . . . .

. . . .

. . . . .

. . . . . ..3-39

. . . . .

. ...

. . . .

4-5
4-17

5-1

6-4

1-0

2-2

3-33
3-35
3-37

3-41
3-42

Model

5328A

Figures

6-1
6-2

6-3
6-4
6-5
6-6
6-7
6-8

6-9

6-10
6-11

6-12
6-13
6-14
6-15
6-16

6-17

Schematic
5328A

A1

Front

5328A

Rear
Top

5328A

Motherboard
Motherboard

A1

Power

A2

Power

A2

Function

A4
A4

Function
Standard
Standard
Standard

Display

A16
A16

Display

Option

Oscillator
A1

010

Motherboard

Diagram

View

View

View

Supply
Supply

Selector
Selector

Time

Interval

A19

Attenuator

A10

Synchronizer
Assembly
Assembly

Oscillator

A3'

Assembly

FIGURES

Notes
. .
. .

. ... . . . .

Block

Assembly

Block
Assembly..

Interconnection

.

. . .

. . ... .

. .

. . . .

. .

. . . .

.

Diagram

Diagram

Assembly

Assembly

Module

Assembly

Assembly

Block

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

. . . .

Support

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

(Cont'd)

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

. . ... . . . .

. . . .

. .

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

. . . . .

Block

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

(A10

Diagram

. .

. .

. . . .

. . .

. . . . . . . . . .

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

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

. . . . . .

. .

. . . ... . .

Diagram

and

A19)

. . . . . .

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

. . .

. .

Board

and10MHz

Diagram

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

. . . .

. .

. .

. . .

. . .

. .

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

. . . .

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

. .

.

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

.

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

.

. . .

. . .

.

Diagram.. . . . . . ...

.

Block

. . . .

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

. . . . . . . .

.

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

. . .

. . . . . .

. . . . . .

. . . . . . . . ..6-9

. . . . . .

. .

.

. . . .

. .

. . . . . . . . . . .

. . . . . . . .

. . . . . . .

... .

.

. . .

. . . . .

.

. . . . . . . ..6-35

. . .

. .

.

. . . .

. . .

. .
. .

...

. . . .

. . .

. .

.
.

.

.

6-3
6-7

6-7
6-8

6-15
6-16

6-17
6-19

6-21
6-23

6-25
6-29
6-31

6-33

6-37

Model
Safety

5328A

Considerations

SAFETY

Thisisa
Publication

This

persontoensure

If

common

BEFORE
mustbeconnectedtothe
onlybeinserted
must
conductor

Make
time
fuse

Safety

ClassIinstrument.This

348,

"Safety

manual

this

delay, etc.)are

holders

contains

instrumentistobeenergized

terminal

SWITCHING

not be

sure

negated

(grounding)

that

mustbeavoided

information,

safe

operation

is

connectedtothe

ON

in a

socket

by
.

only

fuses

used

Requirements

cautions,

andtoretain

viaanautotransformer

THIS

INSTRUMENT,

protective

outlet

provided

the use

with

for

of

the

required

replacement

.

CONSIDERATIONS

GENERAL

instrument

for

WARNINGS

SAFETY

earthed

conductorofthe

withaprotective

an

extension

.

The

has

been

Electronic

and

the

the

rated

Measuring

warnings

poleofthe

protective earth

current

useofrepaired fuses

which

instrumentinsafe

(mains)

cord

andofthe

designed

for

power

earth

(power

and

tested

Apparatus"

mustbefollowedbythe

condition

voltage reduction,

source

power

contact.The

specified

.

terminalsofthis

cord.The

cable)

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and

the

accordingtoI

.

service

.

make

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instrument

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protective action

type

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short-circuiting

blow,

EC

the

of

Whenever
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made

Any
disconnecting

Intentional

Warning
dangerous
operating

it is

inoperative

interruption of

interruptionisprohibited

­electric

instructions

likely

the

These

that

the

protection offeredbyfuses

and

be

the

protective

protective

servicing

shock,

do

unless

secured

earth

instructions

you

against

GROUNDING

(grounding)

terminalislikely

.

HIGH

perform

not

are

qualified

VOLTAGE

are

any

unintended

conductor

for

use by

any

servicing

todoso

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to

make

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qualified

other than

.

personnel

the

instrument

.

the

instrument)

instrument

only

that

containedinthe

must

dangerous

.

To

avoid

or

.

CAUTIONS

Safety

Model

Considerations

5328A

BEFORE
the

voltage.Verify

BEFORE
instrument
two-conductor

This

operating
not operate

SWITCHING

power

symbol

source.Verify

SWITCHING

are

:

the instrument.If

correctly

that

the

connected
outletisnot

A

,which

ON

THIS

that

correct

ON

THIS

to

sufficient

appearsonthe

the

.

LINE

VOLTAGE

INSTRUMENT,

the

power

is

fuse

installed

transformer

SELECTION

make

.

sure

GROUNDING

INSTRUMENT,

protective

the

.)

A

ATTENTION

instrument

instrumentisoperated without

ensure

(earth)

ground.(Grounding

means:Read

the

instrumentissettothe

primaryismatched

that

all

devices

the

instruction

reading

to

the

available

connected

one

conductor

manual

the

instructions,itmay

voltage

to

before

of

line

this

of

a

















Model
General

5328A

Information

OPTION

OVEN

OSCILLATOR

010

OPTION

HP-113

INTERFACE

011

*Service

OPTION

DVM

Information

Figure

020

*OPTION

1-1.Model

for

021

DVM

optionsiscovered

these

5328A

OPTION

CHANNEL

Universal

030

in

Counter

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C

separate

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UNIVERSAL

service

Options

OPTION

manuals

040

MODULE

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1-1.SCOPE
1-2

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1-3

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This

manualisdivided

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plesofthe

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of

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GENERAL

OF

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Manual

accessories

II

THEORY

counterinreference

III

MAINTENANCE

recommended

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010).A

the

5328A.Operating

.

into

INFORMATION

OF

OPERATION

procedures

SECTION

information

separate

sections

five

available,

block

to

contains

test

and

flowcharts

I

INFORMATION

for

installation

information

containing

coversadescription

and

specifications

covers

and

maintenance

equipment,

Hewlett-Packard

the

and

for

the

the

a

descriptionofthe

schematic

and

performance

included

are

Service

5328A

following

of

.

diagrams

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in this

General

Model

Manualisprovided

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the

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general

of

information

checks

section

5328A

options)iscovered

information

options,

operating

each

assembly

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and

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.

Model

information

Universal

for

each

:

equip-

princi-

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5328A

in

.

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mation

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and
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tors.A

identificationisincluded

DESCRIPTION

1-4

.

1-5

.The

interval

time

instrument
1-17.The

zero

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selectable

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output.Rear
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measured

1-6.INSTRUMENT

IV

REPLACEABLE

ordering

for

V

MANUAL

available

standard

are

5328A

input

frequency

(switch

options.Field

.

SCHEMATIC

VI

descriptionofreference

average,

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trigger

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parts

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DIAGRAMS

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5328A

mainframe

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(as

showninTable

8-digit(9with

an

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slope

connectors

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or by

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IDENTIFICATION

PARTS

provideagate

ARM

providesacomplete

OPTIONS

AND

installation of

contains

designators,

measures

totalize

1-3)byinstalling

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unit

readouts
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signal

input

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frequency,

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signal

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time base

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rear

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listofreplaceable

information

Oscillator

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and

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the

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output

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channel

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in this

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manual

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capabilitiesofthe

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.Hewlett-Packard

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Model
General

5328A

Information

1-8

.

APPLICATIONS

1-9

.Specific

general

1-10

make
5328A
to
applications
measurements

1-11
quency

1-12
interval
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1-13

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Option

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the

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The

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ranging

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SectionIVof

signal

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when

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of

100nsmeets

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such

as

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would

the

5328A

Users

following

.

The

the

100

in

high-speed

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applications

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levels

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Option

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totalizingorsystem

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featureofthe

1-3)

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1-14

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1-18

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time

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options

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011,

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interval

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averaging,

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.

are

are

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for

field

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907,

908

High

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for

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Interface

time

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instrument

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option

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phase

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Digital

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1-19.EQUIPMENT
1-20

The

.Table

Service

1-1

Kits

030,

ChannelC.

count

.

HighPerformance

040,

shot

time

interval;improvedT.I.averaging

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(1

MSl/50n)

907,

Front

Handle

908,

Rack

Flange

909,

lists

listedinTable1-2

and Handle

Rack

SUPPLIED

equipment

DESCRIPTION

Frequency

A=B

.

Kit

Kit

AND

supplied

are

Table

measurements

Universal

marker

.

(for

Kit

ACCESSORIES

with

described

1-1.Equipment

Module.Sameasstandard

;

instrument

.

the

in

hysteresis

without

AVAILABLE

5328A

and

Section

111

Supplied

General

to

512

MHz;15

;

improvedT.I.accuracy;measure-

compensation;switchable

handles)

Table

1-2

.

mV

5328A

.

lists

accessories

HPPART

rms

sensitivity

but

with10ns

available

NO

Model

information

;

input

.

.

5328A

Rack

Rack

Detachable

HP

Interface

Flange

and Handle

Function

Extender

Kit

DVM

Power

Front
(For

Kit

with

Board,

Cord

7'/2

Table

1-2.Accessories

DESCRIPTION

Bus

Interconnect

Handle

instrument

(Installation

above

Service
Extender
Selector

Kits

Board

and

pin(2required)

18

ft

(231

Kit

without

instructions

kits)

:

Kit

ROM

cm)

long 8120-1348

Available

HP

Cable

handles)

included

Kit

10631A,3ft

10631B,6ft

10631C,

PART

NO

long

(914

mm)

long

(1828

mm)

ft

12

mm)

(3656

5061-0088
5061-0076

5061-0082

05328-82020
05328-82004
05328-62016

.

long

1-21.SPECIFICATIONS
1-22

.Table1-3

lists

detailed

specifications

for

the

5328A

including

all

options

.









Model
General

5328A

Information

INPUT

ChannelAand

Sensitivity

25mVrms,

50mVrms,40MHz-10GMHz
Min.pulsewidth:5

Coupling:AcorDc,
Impedance

5052

nominal

Trigger

setting

Trigger
Attenuators

DynamicRange:25mVto

0-40
40-100

Maximum

X10,

(Opt.040)1

Ac

coupled

Opt.040

position5Vrms,

Channel
In

COMAposition,
bedomes1MS2II<65pFfor the
500

k52II<65pFfor

position.5052

ChannelC(option

Sensitivity:15mVrms,5MHz-512
Coupling:do
Trigger

Impedance:5052
Maximum
Input Protection:Fused

(standard

B

:

0-40

Hz-40

20
200

Opt.040)

: 1

MS2II<40pF(switch

with

Level:Variable

with0volt

Slope:independent

X1,

X10,

:

MHz;50mVto

MHz
Input

(dc

X1

:250Vrms.dc-50

X100250Vrms,

X2,

X20250Vrms,

:Vmax=200V(peak+dc)

5052

Input:Common

position

Level:0V,fixed

Input:5Vrms

FREQUENCY

FrequencyA(standard

Range:0-100
Resolution:1

Accuracy:±1
Display:kHz,

FrequencyC(option

Range:5-512
Resolution
Accuracy:±1

Display:kHz,

'Trigger

erroris<0

S/Norbetter
For

any

vaveshape,

(or

MHzto0.1Hzindecade

count

MHz

: 1

MHz

count

MHz

.3%ofone

and

amplitude

trigger

-2xpeak
signal

1

.0025

signal

slopeinV/usec

CHARACTERISTICS

and

option

MHz

(dc

coupled)

MHz

(ac

coupled)

kHz-40

ns,

switch

Opt

preset

MHz

140mVp-p

selectable

.

040)
±2.5volts

over

position

(ac

.

selection of + or -

X100

(X1,

X2,

1Vrmsxattenuator

500mVrmsxattenuator

coupled)

1

.25 x10,Vrms/freq.,50

5Vrms,2.5-100

dc-5

1

.25 x 105V

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signal

FF,

the

Selector

Table

to

Main

servesasthe

U6

GATED

B,

regulator

gain

regulator

linear

block.Resistor

gain

main

high-speed

input)

Arming

assembly

NOTE

6-1

for

definitions

and

Gate,

OSC

transistorQ7as

using

while

U3

with

high-speed

differential

and

routes

Multiplexer

.

1st

Decade

main

multiplexer

(GOSC),

the

is

usedascomparator

the

operational

provides

R32

that

data

and

of

mnemonics

DVM,

C,

switching

Arming

and

overcurrent

data

ECL

to either

FF,

.

routes the

TIME

pass

transistor

gain

and

amplifier

limiting

moduleofthe

from

the

theTime

and

BASE

Baseorthe

the

First

following
OUT

(TBO),

.

Tran-

block

section

5328A

Main

Decade

signals

of
to

Bus

and

as

.

7

2-



Model

TheoryofOperation

5328A

OSCILLATOR

(enable) of
FF

(LMGF),or(LTOTOLST),
(LTOT"LST),
or

LMGF
the

stretch

light
lines

2-57
isanECL

translatorU2.
decade
theA1

2-58
2-59

or
action
or

enablesU4comes

remaining

ARM

the
respectively.CapacitorsC4.andC5and
elementstoenable

and

A4

Function

any

one-shot (Q6,

MG

and

.The

U3(9), U4(9), U3(5),

Motherboard

.Arming

.TheArming

disabling

occurs

switch.U5

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.

the

multiplexer

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lock

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SelectorbyECL-to-TTL

ECL

gate

U36B,E)can see

MG

to

outputofthe

High-Speed

The

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where

Multiplexer

FF,

Time

Base

via

the

address

signal.TheAandBsignals

line

thus

the

lines IA,

servesasthe

signal

control

Gate

signal

present

operate the

main

binary

and

they

andArming

the

second

Multiplexer

High

Disables

from

Arming

(pin9)is

selects

either

narrow

operating

the

U6(2)

at

remote

multiplexer

the

output

U2(13)
are

latched

halfofU4,

Synchronizers

Multiplexer U5(6).ROM

controlled

C-ARM,

ECL

pulsesonlines;KandBtobeseen by

IB,

andICcontrol

Main

Gate.The

throughU8and

Main

Gate.In

through

translator

U2(10)

the

U10

so that

pulses

Main

U6(15)

of

which

SchottkyquinaryU4andU3.

travel

off

and

FF

servestoinhibit

and

the

by the

A,
derived

are

resistors

the

active

addressofthe

LowTimelnterval

enabledbyROM

addition,

U8C.Main

U2D.Capacitor

the

and

properly

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feeds

couples

theA4Function

the

carry

synchronizersinthe

(HDS)

Low

B, or free

from

R17

ROM

Gate

slower

into

feeds

signal

Arm(LARM)

and R18

TTL

react

first

binaryU1of

to pins 14

into

various

from

lines

run

(+5V)asthe

ECL-to-TTL

serveaspulse

multiplexer.Pin

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lines

line

HOPN

statusisdetected

C11 and

control

.

U8D

Selector

the

next

measurements

Universal

U4(6).The

control

signal

translator

can

resistor

chip

differentially

the

main

and

15ofECL-to-TTL

The

outputs

boardtothe

decadeofthe

signal

U5(10,11)

from

signaltosendtoU4

stretcher

theTTL

ArmingFFU4

Low

Main

Gate

LMGF,

override

and

R35

A1U4

by

Module.This

the
U2A

LTIF,

LTIF

sent

off

serve

and

gate

drives

bus

DCA.U1A

of thefirst

DCA

on

DCA

enabling

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sets

while

the

rear

panel

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U2B,

timing

2

to

.

as

.

2-60

.Time

2-61

.

signal

resynchronizing

Time

Base

disable
2-62

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signal

Synchronizeronthe
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capacitor
U1(14)

2-63

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2-64

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of

the

2-65

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High

Reset
Decade
chiponthe

plexer
pins9,10,

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Time

Base

via

pin

8tothe

signal

Input

signal.The

U10

.

high-speed

(GATE

.

measurement

U5.Assuming

OUT)

C16

clocks

Example

show

Time

(HRD)

Motherboard

and11of

how

the counterisin

Base

has

Multiplexer

Multiplexer

Time

.

ROM

HDS

ECLFFusedtogenerate

the

remote

is

generated

Motherboard.Resistors

outputofTime

U1(11)

of

Operation

the

above

of

frequencyAis

(HRTB)

momentarily

releases

that

self

U5.When

and

Main

Gate

FF

U10

selects

Base.This

lines

R(HTBA),

signaltoU10(13)orROM

gateinthe

in

yieldingasynchronized

mentioned

the

has

momentarily

gone

LINH

arm

has

the

firstApulse occurs

in

turn

eitherA,B,orOSC

signal

same

R(HTBO),

FrequencyCmodule.A

the

Time

Base

and

R14

Base

Multiplexer

function

giveninthe

middleofits

gone

high

resetting

togohigh.U9(13)

been

selected,Awill

pulls

LINH

low

is

also
and

precise

and
R43B

fast rise

selector

following

display

high

First

U4(4)

again

to

send

the

sent to

R(HTBB)

line

stable

senttoU1

translate

U10

circuits

cycle.Low

resettingU1and

Decade

have

goes

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U1, the

control

LTOTtoU10(1)

gate
TTL

via

this

via

resistors

and

fall

time

operate

paragraphs

Inhibit

U1, U4,

goes

low

enabling

been

selectedbythe

low

settingU4.

inhibits

Time

Base

Input

Main

Gate

the

selectionofthe

servetoenableor

times

for

the

Main

replicaofthe

the

TTL

signal

R42 and

Main

togetheranexample

.

(LINH)

U4

andU3.

another

Main

line

Main

downtoECL

R43D

Gate

is

and

High

The

Arming

U4(5)

measurement

FF, as

signal

TTL

Reset

control

Multi-

ROM

goes

(TBI)

a

Gate
Gate
Gate

and

on

low,

on

high

2-8





from

starting

signalonpin2of

lator
signalonMain

U10(11)
U6(2)
lines

2-66

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2-67
2-68.This

Amplifier

B
Schmitt

period
only

gets

opening

R22,

23,

After

.

Synchronizer

detects

section

STANDARD

.

assembly

channels

trigger,

type

channelAwill

until

Reset

has

U10to

Synchronizer

Gate

clocked causing

the

Main

Gate

and24thus

appropriate

the

signal

closingofthe

the

the

of

module,

with

signal

measurements

A1 Motherboard

TIME

shown

and

A10

conditioning

trigger

discussed

be

occurred

sent into

be

U1(14)

and

A

each

gate

goes

low

INTERVAL

in

Synchronizer

and

lights

For

mostofthe

.

.Ina

frequency

theTime

drives

U1(10)

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initiating

event

time

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block

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markers,

.

the

counted

is

elapsed(Nclock

has

next

the

Gate

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MODULE

form

assembly

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high.On

low

.

count

into

Oscillator

and

sendsaTTL

initiates

AND

(A10

Figure

in

.

These

AC/DC,

synchronizing

and

circuitry,

measurement,

next

the

signal

propagates

SignalAhas

1st

decade

counts

signal
new

a

A19)

6-11,iscomprised

assemblies

ATTEN,

channelAandBare

SEP/COM

theTime

after

Oscillator

been

into

clocks

signal

display

circuitry

the

selectedonU6byROM

U1A, U4A,

the
Main

(LMGF)

cycle

contain

Theory

selects

ROM

Base

signal

through

Time

GateFFU1

toU4in

.

of

A19

the

A)

controls,

time

for

identical.Therefore,

theOscil-

returns,

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andU3.

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the

the

Attenuator/

100

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amplifiers,

interval

closed

Model

of

high

a

U10)

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5328A

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.

2-69

.The
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attenuation
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and

capacitorsC4and

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either

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output

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2-72

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±2

whenever

both

.The

not

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edge,

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switchS3is

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dual

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input

signal

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eitheraccoupled

enters the3position

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node

through

and

resistors

the

node

used

to adjust

circuitsto±3.6volts

SEP/COM

channel

signal

then

Schmitt
generated

.5V

the

theAtrigger

hysteresis

exclusiveORgate

is

desired.When

actsasan

the

and

switchS4to

R3, R4, R6,

between

formanovervoltage

C5

A

switch

attenuator

passes

triggerU1.

by

input

crosses

output

at

inverter

signal

passing

therefore

A19

the

resistorsR6and

any

initial

(S5)

output or theAchannel

through

R1, R2,

and

its

input

U2Bisused

pin5on

.

When

passes

board

through

attenuator

the

FET

andR7connected

voltage.Diodes

offset

(max)

connects

)5(6)

Trigger

and

this

the

.

throughit.

only

the

to

U1

R3 on

reference

exclusive

in

conjunction

U2Bisheld

pin5goes

trigger

(Figure

capacitor

(X1,

impedance

inazero

follows

R7

protection
.

input

of

the

A10

Synchronizer board

compares

its

other

voltage

OR

low

Circuit

events

throughJ2and depending

6-12)

ordocoupled

C7

X100)

X10,

converter

offset

closely

CR2

network

theBchannel

attenuator

the

signal

input

.

The

outputisECL(--

gate

U2B.U1

with

U3

an

ECL

to
(SLOPE

U3
that

switch

isaone-shot

occuronthe

and

stage.This

totem-poll

the

and

limit

to

output

at

(pin

11)

to

select

high

across

passes

signalatthe

resistors

CR3,

the

impedance

(Figure

pin12toado

and

has

approximately15mV

the

level

movedto-

that
slope

the

from

stage

configuration

gateofQlA

signaltotransistor

converter

.

6-13),

changes

to -1

.8V

slopeofthe

(SLOPE

position),

only

triggersona

selectedbyU2B

on

the

the switch

selected

consists

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switchin+

R10

where

reference

at

state

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input

U2B

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.
.

to

it

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.

2-73

.The
nanoseconds
U4, an
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trigger

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do

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outputofU3D

width

signal.A

duration

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.

converter

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pulse

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pulseatpin

stretcher
larger

at

pins9and

pulsesgoto

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pulse

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feedback

when

trigger,

itfunctions

are

15

the

A4

stretcher.The

10 to

an approximately

capacitor
driving

like a

differential

Function

tigger

(C20)isusedtoconvertthe

the

trigger

logic

ECL

Selectortobe

feedback

light

probewith

through

nanosecondn'L

25

outputatSchmitt

LED.Because

pulses of

adjustable

approximately

countedasA

capacitor

pulse

trigger

outputtoa

this

pulse

threshold

events
C16

stretches

pin12.

at

U1(15)toa

pulse

stretcher

voltage

5-10

and

to

of

is

.

2-

9

Model
TheoryofOperation

5328A

When

thechannel

inputislower,

the
blinksonor

2-75

.The

generate

AVE,

PER

(HDS)
ECL

high,

low

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TI

goes
output 10
and

selects

measurements)

low.This disablesTIand50-SCsending

U7(6)
gatestoreset

2-76

.U7(8)isa

event
2-77.A16
2-78

.The

in

additontoswitchesS1(POWER),

SAMPLE

off

remaining

synchronized

and

line,

the RS

and

and

pin12on

low,

telling

MHz

channelAas

has

been

DISPLAY
Display

RATE

inputishigher

A

the

LEDisOFF,

depending

circuitry

time

PER

AVE

functions.Afterareset

FF's

(U5)

GOSC

all

isatVBB--1

U7

theA4

oscillator
theFFoutput

FF's

and

control

detected

controlR6as

line

ASSEMBLY

Assembly

on

interval

andDFF's

high.The
Function
pulses.Whenastop

the

stop

atU5(3

thus

which

.

contains

shown

than

the

trigger

and

wheneveritpasses

the

polarityofthe

consisting primarilyofIC's

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gated

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are

.2V.Whenastart

next10MHz

Selector

event

)

prepare

disables

S2

in

that

for

PERIOD

goes

high,

them

the

the

display,asshowninthe

(RESET),S3(FUNCTION),

the

schematic

level

input

oscillator

pulse

entersonthe

reset

through

event

clock pulse

thetime

event

occurs

measurements

and

synchronoustothe

them

high

for

the

stop

channelinPeriod

setting

pulses

interval

again,

next

diagraminFigure

the

trigger

through

signal

U6B
enters

measurement

the

.

U5, U6, U7, U9,

for

the

High

andTIisanECL

U5(13),itsets

synchronously

has

at

U5(1),

andBas

then propogates

block

S4

(FREQ

light

LEDisON.When

trigger

begun.GOSC

(U9isa2input multiplexer

measurements

threshold,

and

U10isused

mainframetouse

Disables

next

.

diagraminFigure

RESOLUTION,

6-15

Sny

high,

theFFoutput

setsU7(9)

also

the

stop

oscillator

through

.

chron

GOSC

event

untilastart

the

inTI,TI

high,

begins

for

pulse

two

6-14,

N)

LED

izers

is

and

sets

and

to

an

at

to

TI

U6

2-79

.The
seven-segment
units

digits
2-80

.The
through
transistors
from

display

(DS10-DS16)

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annunciators

digit

Q9tostrobe

Q13-Q20

the

Motherboard

consistsofa

LED

numeric

in

additiontooverflow

are

automatically

address

each

.

The

through

code

digit

gate

9-digit

display

from

which

(DS19),

transistors

(9th

(DS1-DS9)

(DS17),

displayed

A1U39

on

receives

remote

Q10,

digit

and

the
the

(DS18),

Q11,

with

used

annunciators

remote

(DS18),

with

the

correct

Motherboard

seven-segment

and

overflow

and

Q12,

Option

030,

for

indicating

and

gate

decimal

is

appliedtotransistors

code

(DS17)

respectively

FrequencyConly)

measurement

(DS19).The

point

from

A1U41

LED's

receive

.

display

.

through

signals

Q1

Model
Maintenance

5328A

INTRODUCTION

3-1

.

3-2

.This
recommended
proper

3-3

3-4
used

counter

ASSEMBLY

.

.Table

in

this

Assembly

A1 Motherboard
A2

A3

A4
AS

A5
A6

A7

A8
A9

A10
A10

section

test

operations)

DESIGNATIONS

lists

3-1
instrument

.

maintenance

gives

equipment,

designations,

the

.

Power
Oven

Supports

Function
DVM

Auto

PS
Buffer

Converter

VF
FrequencyC(Option

Not

Assigned

Synchronizer
Synchronizer (Option

in-cabinet

and

adjustments

Table

Supply

Oscillator

Plug-In

Selector

(Option

Range

Amplifier

(Option

(Standard)

SECTION

MAINTENANCE

and

service

name,

.

Assembly

3-1

Description

Support

Oscillator

020)
(Option

(Option

information.Includedisa

performance

.

and

Board

021)

021)

021)

030)

040)

III

checks (which

Hewlett-Packard

identification

(Option

(10544A)

010)

part

Svs

,,

table

may

number

of assemblies,

be

used

to

of

assemblies

HP

PartNo.

05328-60001
05328-60003
05328-60018

-'
05328-60005

05328-60011
05328-60012

05328-60013
05328-60014

05328-60016

05328-60006
05328-60008

verify

A11
A12
A13

A14
A15
A16

A17
A18
A19

A19

Not

Assigned

Not

Assigned

Not

Assigned

Multiplier

HP-IB
Display

DVM
Not

Attenuator
Attenuator/T

(Option

Board

Front

Assigned

040)

(Option

Board

(Option

(Standard)

.I .

Amp

011)

021)

(Option

040)

05328-60010
05328-60019
05328-60004

05328-60015

05328-60007
05328-60009

Model
Maintenance

5328A

3-5.TEST
3-6

.Test
3-2.Test
listed

.

Instrument

Frequency

Oscilloscope

Vertical
Time

Test

Oscillator

Signal

VHF
Frequency

DC

Voltmeter

VTVM

AC
RF Voltmeter

Logic

Probe

Logic

Pulser

Logic

Comparator

DVM

Extender

Function

ROM

EQUIPMENT

equipment

equipment

Standard

Plug-In

Base

Plug-In

Generator

Counter

Board

Selector

Kit

recommended
having equivalent

Table

3-2

Type

Kit

and

for

maintaining

characteristics

.

Recommended

Required

1

MHz

50

MHz

50

mV/cm

50

MHz

10Hzto10MHz
10

MHz

10to80
Measurements

0to200V
0

to

250V

1

mV

Logic

State

IC

Test

Characteristics

Output

Bandwidth

Sensitivity

Bandwidth

to

480

MHz

dc,

ac

to

3V

State

Test

Activator

and

Test

at5Vp-p

MHz

Frequency

1%

accuracy

checking

may

be

Equipment

performance

substituted

Recommended

HP

HP
HP

HP

HP
HP
HP

HP
05328-82020
05328-82004

for

HP

HP

HP

HP

HP

is

listedinTable

the

equipment

107AR

180A

1801A
1820A

651B
608E

5381A

970A

400F

3406A

10525T
10526T

10529A

Type

3-7.ASSEMBLY
3-8.Throughout

abbreviated
3-9.PREVENTIVE

3-10

.Preventive

and

oscillator

routines

form.For

calibration.Table

.

CONNECTION

the

manual,

example, connectiontoA4

MAINTENANCE

maintenance

Routine

Inspection

Cleaning

Performance

Oscillator

IDENTIFICATION

connections

consistsofperiodic

3-3

lists

Table

3-3.Preventive

Check

Calibration

to

the

recommended

printed-circuit

pin10is

inspection,

A4(10)

cleaning,

scheduleofpreventive

Maintenance

Schedule

Weekly

Monthly

As

required

Quarterly

assemblies

.

performance

are

referred

to

checks,

maintenance

in









.

3-11

3-12.The
Electronic

signs

Inspection

5328A

components

of deterioration
shouldbemade
wear,

looseness,

3-13

.

Cleaning

3-14

.The

ensure
cleaning

instrument

trouble-free

compound

should be

that

shown

shouldbechecked

verify

to

proper

misalignment,

should

operation.A

may

be

100/120/220/240

EITHER
CAUTION

TOP

OR

DURING

REPAIR.AVOID
POWER

BEFORE

ASSEMBLIES,

inspected

for

indicationsofmechanical

signsofoverheating,

andathorough

operation.Mechanical

corrosion,

be

kept

dry

used

.

free of

clean

and

cloth,

WARNING

VAC

SUPPLY

BOTTOM

COVER

TROUBLESHOOTING,

DAMAGE

TO

REMOVING

OR

COMPONENTS

other

signs

dust,

moisture,

bristled

a soft

WIRES

IS

REMOVED

ARE

INSTRUMENT

OR

REPLACINGCOVERS,

.

and

leakage,

frayed

investigationofthe

parts

shouldbeinspected

of deterioration

grease,

and

brush,ora

EXPOSED

.

USE

WHEN

EXTREME

ADJUSTMENT,

BY

REMOVING

electrical

insulation,

and

associated

for

excessive

.

foreign

matter

cloth saturated

OR

Model
Maintenance

defects

.

other

circuitry

to

with

5328A

3-15

.

In-Cabinet

3-16

.GENERAL

can
used

usedtoverify

be

:

a

.As

Periodically, for

b

.

c

.As

d

.After

e

.Asapermanent

pages

3-17

.

REPAIR

3-18

.

Printed

3-19

.Component
electrical
plating

3-20

contact

and

.

Replacing

Performance

.The

partofan

partofa

any

repairsoradjustments

are

perforated

Circuit

between

the

replacement

Integrated

Check

performance

and

record

incoming

proper

inspection

instruments

procedure

to locate

recordofinstrument

and

may

Component

lead

holesinthe

Replacement

conductorsonopposite

component,

Circuits

check

(Table

3-4)

operationofall

checkofinstrument

usedinsystems

defective
and

before
maintenance

be

removed

circuit

boards

sidesofthe

apply

heat

and

test

card

circuitsofthecounter

specifications

where

circuits

returning

maximum

.

instrumenttoregular

performed, because

.

have

plated-through

board.To

sparingly,

and

sheet

that

follows

and

may

.

reliabilityisimportant

the

wallstoensure

prevent

work

damagetothe

carefully

.

the

service

test

check

also

record

good

be

.

.

3-21

.Following

a.SOLDER

b

.CLIP-OUT

soldering

the base
wires

from

are

two

GOBBLER

iron

with

.This

recommended

.

Thisisthe

hollow

a

method

methods

best

tip

connected

shouldbeused

as possible.Withasoldering

each hole.Then

clean

the

of

replacing

integrated

method.Solderisremoved

as a

iron

holes

toavacuum

last

resort

and

long

.

source

only.Clip

nose

pliers,

circuits

from

.

the

leads

carefully

:

board by

close

as

remove

a

to

the

Model

Maintenance

5328A

Table

3-4.In-Cabinet

Performance

Check

1.TIME

BASE

a

.Set

b

.Set

c

.Connect1MHz

d

.A

exactly10MHz.The
canbedetermined

STABILITY

counter

SAMPLE

FUNCTION

FREQRESOLUTION,N
SLOPE
AC/DC

ATTEN
SEP-COM

LEVELA. . . . .

counter

STORAGE
OSC
ARM

Allow

counter

displayofOF

AND

front

panel

RATE

(A)

(A)

(A)

rear

panel

. . .

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

. .

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

30-minute

frequency

OUTPUT

controlsasfollows

. . . . .

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

. . . ... .

. .

. . . ... .

. . .
. . .

.

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

by

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

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

. .....

.

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

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

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

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

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

controls

warmup

standardtoINPUTA.

1000

offset

between

subtracting10MHz

as

.0000

follows

. .

. . .

NOTE

before

kHz

counter

:

. .
. .

. .

. .

. . .

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

. .

. . .

. . ... . . . . . .

. .

. . .

. . . . . . . . . . ..PRESET

:

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

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

. . . . . . . . . . .

proceeding

indicates

time base

from

the indicated

that

. . .

. . .

. . . . .

. .

. . . . . . .

... . . . . .

. .

. . . . . . ... .

. .

. .

. . . . . .

. ... . . . . . .

to stepc.

counter

and1MHz

Midrange

FREQ

A

.1

Hz

.

. ... .

. .

. . . . .

+

DC

. .

1

. .

SEP

ON

INT

OFF

time base frequency

frequency

oscillator

frequency

is

standard

.

COUNTER

999

.9950

999

.9960

999

.9970

999

.9980

000

.9990

1

000

.0000

1

000

.0010

1

000

.0020

1

000

.0030

1

000

.0040

1

000

.0050

e.Record

operate
at

f

.To

adjustmentinparagraph 3-24

frequency

the

counter

one

month

calibrate

Temperature
differenceisrecorded.Unlessarecordofthe

dateoflast

intervals

the

counter time base to

temperature

not

be

considered

DISPLAY

kHz
kHz

kHz
kHz
kHz
kHz

kHz
kHz
kHz
kHz

kHz

offsetontest

continuously

.

.

must

be

difference

calibration

is

driftoraging

INTERNAL

card

that

foratleast

NOTE

held

constant

mustbe

available,

OSCILLATOR

10 000
10 000
10

10 000 020
10 000 010
10 000 000

follows

one

the

frequency

made

the

frequency

rate

of the10MHz

FREQUENCY

050

Hz

040

Hz

000

030

Hz
Hz

Hz
Hz

9 999 990
9

999 980

9

999 970

9

999 960

9

999 950

or

wheneverafrequency

Hz
Hz

Hz
Hz
Hz

this

table.For

month.Measure

standard,

compensation

temperature

offset

should

crystal

long

perform

for

and

.

term

frequency

time-base

stability,

offset







g

.Connect

termination

h

.Oscilloscope

i .Disconnect

2

.SELF

a

.Set

CHECK

oscilloscope

counter

FUNCTION
SAMPLE
OSC
ARM

STORAGE
RESOLUTION

1

.1

10
1

.1
10Hz(105)
1Hz(106)

.1

Table

.

should

test

controlsasfollows

. . . . . .

ON/OFF

MHz

MHz

kHz

kHz

kHz

Hz

.

In-Cabinet

3-4

vertical

display10MHz

equipment

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

RATE.. . . . . . ... . .

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

. .

. .

(rear

ON/OFF

(1)..

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

(10)

. .

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

. . .

(102)

(103)

(104)

(107) . . . . .

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

. . . .

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

. . . .

. .

. . . .

. .

. . . . .

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

. .

Performance

inputtoOSC

nominalatm1V.Record

.

:

. . . . . . . . . . .

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

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

panel).. . . . . . . . . . . . . . . . . . . ... .

(rear

panel).. . . . . . . . . . . . . . . ... . .

.

. .

. .

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

. .

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

. . .

. . . . . . . . . . .

Check

jack

. . . . . . . .

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

. . . . . . . . . . . . . . . . . . . .10.0

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

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

. .

. .

. . . . .

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

. .

. .

. . . . . . . . .

. .

. . .

(Cont'd)

on

counter

. . . . .

. . . ...

. . . . . .10.0000

. . . .

OF0.0000000

. .

.10.00000

10

rear

on

CHECK

CCW

. .

. . .
. . .

. .

DISPLAY

10

.

10

.00

10

.000

.000000

panel.Use

card

test

INT

OFF

ON

.

.

Model
Maintenance

50-ohm

5328A

b

.Push

(1)Display

c

.Sample

(1)
(2)Adjust

d

.Function

(1)
(2)Set

and

Rate

Set

RESOLUTION

Gate

Set

RESOLUTION

FUNCTION

CHECK

*FREQ

*DVM
START
STOP

FREQA

PER

PER

RATIO
TI
TI

*EVENTS

*RATIO

hold

RESET

should

Sample

Control

A.. .
AVG

A-B
AVGA-B

read

LlL4L4LJ`SU~

and

Gate

Light

Check

switchto1

Control

Rate

light

(G)

should

:

to1Hz

. . .

. ... . . . . .

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

. .....

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

A

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

. . .....

B/A....

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

.

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

. . .

.

. ...

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

A..

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

. . . ...

. . . .

. . .

A-B

C,

C/A

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

displayasteadyontoaflickering

(106)

. . . . . . . . .

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

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

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

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

with

all

(103)

ccwtocw

. .

. .

. ...

. . . .

.

. . . .

. . . .

annunciators

. . .
. . .

_

:

kHz

from

full

.

.

. . . . . . . . . . . . . ..0

DISPLAY

. .

.10.000000

. .

. . .0.00

. .

. .

. . .0.0000

. .

. . .0.

. .

. . .

. .

. .

. . .0.000

. .

. .

. . .0.0

. .

. ...

. . . . .

.

.
.

and

0

.

0

.0000

0

.000000

0 .0

.0000

0

.00000

decimal

on-off

MHz

M

M

kHz

NS

NS

0

points

condition

S

S

ON

.

.

*With

no

Options

installed

.

3-5