HP 6034A Manuale utente

6034A

SYSTEM

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POWER

SUPPLY

CERTIFICATION

Hewlett-Packard

Company

certifies

that

this

product

met

its

published

specifications

the

time

shipment

from

the

factory.

Hewlett-Packard

further

certifies

that

its

calibration

measurements

are

traceable

the

United

States

National

Bureau

Standards,

the

extent

allowed

the

Bureau's

calibration

facility,

and

the

calibration

facilities

other

International

Standards

Organization

members.

WARRANTY

This

Hewlett-Packard

instrument

product

warranted

against

defects

material

and

workmanship

for

period

one

year

from

date

shipment.

During

the

warranty

period,

Hewlett-Packard

Company

wilt,

its

option,

either

repair

replace

products

which

prove

defective.

For

warranty

service

repair,

this

product

must

returned

service

facility

designated

HP.

Buyer

shall

prepay

shipping

charges

and

shall

pay

shipping

charges

return

the

product

Buyer,

However,

Buyer

shall

pay

all

shipping

charges,

duties,

and

taxes

for

products

returned

from

another

country.

warrants

that

its

software

and

firmware

designated

for

use

with

instrument

will

execute

its

programm¬

ing

instructions

when

properly

installed

that

instrument.

does

not

warrant

that

the

operation

the

instru¬

ment,

software,

firmware

will

uninterrupted

error

free.

LIMITATION

WARRANTY

The

foregoing

warranty

shall

not

apply

defects

resulting

from

improper

inadequate

maintenance

Buyer,

Buyer-supplied

software

interfacing,

unauthorized

modification

misuse,

operation

outside

the

environmen¬

tal

specifications

for

the

product,

improper

site

preparation

maintenance.

OTHER

WARRANTY

EXPRESSED

IMPLIED.

SPECIFICALLY

DISCLAIMS

THE

IMPLIED

WARRAN¬

TIES

MERCHANTABILITY

AND

FITNESS

FOR

PARTICULAR

PURPOSE.

EXCLUSIVE

REMEDIES

THE

REMEDIES

PROVIDED

HEREIN

ARE

BUYER'S

SOLE

AND

EXCLUSIVE

REMEDIES.

SHALL

NOT

LIABLE

FOR

ANY

DIRECT,

INDIRECT,

SPECIAL,

INCIDENTAL,

CONSEQUENTIAL

DAMAGES,

WHETHER

BASED

CONTRACT,

TORT,

ANY

OTHER

LEGAL

THEORY.

ASSISTANCE

Product

maintenance

agreements

and

other

customer

assistance

agreements

are

available

for

Hewlett-Packard

pro¬

ducts.

For

any

assistance,

contact

your

nearest

Hewlett-Packard

Sales

and

Service

Office.

Addresses

are

provided

the

back

this

manual.

HEWLETT

PACKARD

OPERATING

AND

SERVICE

MANUAL

FOR

NUMBERS

For

instruments

with

Serial

Numbers

below

2231A-00831,

check

Appendix

For

instruments

with

Serial

Numbers

above

2231A

00831,

change

page

may

included.

SAFETY

SUMMARY

The

following

general

safety

precautions

must

observed

during

all

phases

operation,

service,

and

repair

this

instru¬

ment.

Failure

comply

with

these

precautions

with

specific

warnings

elsewhere

this

manual

violates

safety

standards

design,

manufacture,

and

intended

use

the

instrument.

Hewlett-Packard

Company

assumes

liability

for

the

customer's

failure

comply

with

these

requirements.

BEFORE

APPLYING

POWER.

Verify

that

the

product

set

match

the

available

line

voltage

and

the

correct

fuse

installed.

GROUND

THE

INSTRUMENT.

This

product

Safety

Class

instrument

(provided

with

protective

earth

terminal).

minimize

shock

hazard,

the

in¬

strument

chassis

and

cabinet

must

connected

elec¬

trical

ground.

The

instrument

must

connected

the

power

supply

mains

through

three-conductor

power

cable,

with

the

third

wire

firmly

connected

electrical

ground

(safety

ground)

the

power

outlet.

For

instruments

designed

hard-wired

the

power

tines

(supply

mains),

connect

the

protective

earth

terminal

protective

conductor

before

any

other

connection

made.

Any

interruption

the

protec¬

tive

(grounding)

conductor

disconnection

the

protective

earth

terminal

will

cause

potential

shock

hazard

that

could

result

personal

injury.

the

instrument

energized

via

external

autotransformer

for

voltage

reduction,

certain

that

the

autotransformer

common

terminal

connected

the

neutral

(earthed

pole)

the

power

lines

(supply

mains).

INPUT

POWER

MUST

SWITCH

CONNECTED.

For

instruments

without

built-in

line

switch,

the

input

power

lines

must

contain

switch

another

adequate

means

for

disconnecting

the

instrument

from

the

power

lines

(supply

rnains).

This

instrument

may

equipped

with

line

filter

reduce

electromagnetic

interference

and

must

connected

pro

perly

grounded

receptacle

minimize

electric

shock

hazard.

Operation

line

voltages

frequencies

excess

those

stated

the

data

plate

may

cause

leakage

currents

excess

5.0

peak.

Instruction

manual

symbol:

the

product

will

marked

with

this

symbol

when

necessary

for

the

user

refer

the

instruction

manual

(refer

Table

Contents).

Indicates

hazardous

voltages.

Indicate

earth

(ground)

termina

WARNING

The

WARNING

sign

denotes

hazard.

calls

attention

procedure,

practice,

the

like,

which,

not

correctly

per¬

formed

adhered

to,

could

result

personal

injury.

not

proceed

beyond

WARNING

sign

until

the

indicated

conditions

are

fully

understood

and

met.

not

operate

the

instrument

the

presence

flammable

gases

fumes.

KEEP

AWAY

FROM

LIVE

CIRCUITS.

Operating

personnel

must

not

remove

instrument

covers.

Component

replacement

and

internal

adjustments

must

made

qualified

service

personnel.

not

replace

com

ponents

with

power

cable

connected.

Under

certain

condi¬

tions,

dangerous

voltages

may

exist

even

with

the

power

cable

removed.

avoid

injuries,

always

disconnect

power,

discharge

circuits

and

remove

external

voltage

sources

before

touching

components.

NOT

SERVICE

ADJUST

ALONE.

not

attempt

internal

service

adjustment

unless

another

person,

capable

rendering

first

aid

and

resuscitation,

present.

The

CAUTION

sign

denotes

hazard.

calls

attention

operating

pro¬

cedure,

the

like,

which,

not

correct¬

performed

adhered

to,

could

result

damage

destruction

part

all

the

product.

not

proceed

beyond

CAUTION

sign

until

the

indicated

con¬

ditions

are

fully

understood

and

met.

Because

the

danger

introducing

additional

hazards,

not

install

substitute

parts

perform

any

unauthorized

modification

the

instrument.

Return

the

instrument

Hewlett-Packard

Sales

and

Service

Office

for

service

and

repair

ensure

that

safety

features

are

maintained.

Instruments

which

appear

damaged

defective

should

made

inoperative

and

secured

against

unintended

operation

until

they

can

repaired

qualified

service

personnel.

QNTEWTS

Introduction.1-1

1-3

Specifications.11

1-5

Safety

Considerations.1-1

1-7

Instrument

and

Manual

Identification.1-1

1-10

Description.1-1

Options.

1-1

1-18

Accessories.1-2

1-20

HP-IB

Interconnection

Cables

and

Connectors..

1-2

1-23

Ordering

Additional

Manuals.1-2

1-25

Documents.1-2

1-27

HP-IB

Compatibility.1-3

2-1

Introduction.2-1

2-3

Initial

Inspection.2-1

2-5

Mechanical

Check.2

2-7

Electrical

Check.2

2-9

Preparation

for

Use.2-1

2-11

Location

and

Cooling.2-2

2-13

Outline

Diagram.2-2

Bench

Operation.2

2-17

Rack

Mounting.2.-2

2-19

Input

Power

Requirements.2-2

Power

Cable.2

2-25

Line

Voltage

Option

Conversion.2-2

2-27

Repackaging

for

Shipment.2-4

Section

ill

OPERATING

INSTRUCTIONS

3-1

Introduction.3

3-3

Controls

and

Indicators.3

3-5

Output

Range

for

Autoranging

Power

Supply.3-1

Overrange.3-4

3-13

Turn-On

Checkout

Procedure.3

Initial

Setup

and

Interconnections.3

Connecting

the

Load.3-5

3-24

Overvoltage

Protection

(OVP).3-6

3-26

Local

Adjustment.3-6

3-27

Local

OVP

Reset.3-6

3-28

Remote

Adjustment.3-6

3-29

Remote

OVP

Reset.3-6

3-30

Remote

Voltage

Sensing.3-6

3-35

Auto-Parallel

Operation.3-7

3-37

Setting

Output

Voltage

and

Current.3-8

3-38

Overvoltage

Protection

Auto-Parallel.3-8

3-39

Auto-Parallel

with

Remote

Voltage

Sensing.;.3-8

3-40

Auto-Series

Operation.3-8

3-44

Setting

Output

Voltage

and

Current.3-9

3-45

Resistor

Values.

3-9

3-50

Overvoltage

Protection

Auto-Series.3-10

3-51

Auto-Series

with

Remote

Voltage

Sensing.3-10

3-52

Auto-Tracking

Operation.3-10

3-55

Resistor

Values.3-11

3-62

Setting

the

Current

Controls.3-11

3-63

Overvoltage

Protection

Auto-Tracking..3-11

3-64

Auto-Tracking

with

Remote

Voltage

Sensing.3-11

3-65

HP-IB.3

3-70

Current-Monitor

Output

Signal.3-12

3-72

Protective

Circuits.3-12

3-74

Local

Operation.3-12

3-76

Constant

Voltage

Operation.3

3-78

Constant

Current

Operation.3-12

3-80

Return

Local.3

3-82

HP-IB

Operation.3-13

3-83

Interface

Functions.3-13

3-85

Multiline

Message

Control

Functions.3-13

Service

Request.3

3-89

Serial

Poll.

3-15

Parallel

Poll.3-15

Remote

Local.3-15

Device

Clear.3

3-99

Device

Trigger.3-15

3-100

HP-IB

Address

Selection.3-15

103

Programming

Syntax.3-16

3-105

Initial

Conditions.3-16

3-106

Mode.3-16

108

Delay.3

110

Interrupt

Mask.3-17

111

Potential

(Voltage).3

115

Current.3-17

3-117

Soft

Voltage

Limit

(Upper

Value).3-18

3-122

Soft

Current

Limit

(Upper

Value).3-18

3-124

Set

Reset.3-18

3-128

Go.3-18

Trigger.3-18

4-1

Introduction.4-1

4-4

HP-IB

Circuits.4

4-7

Transceivers

and

Bus

Functions.4-1

4-16

Serial

Poll/Receive

Handshake

Monitor.4-2

4-19

Listen/T.E.I/Talk

Monitor.4

Device

Trigger

Monitor.4

4-23

Device

Clear

Monitor.4-2

Transmit

Handshake

Monitor.4

4-27

Interrupt

Monitor

and

Pulse

Generator.4

Load/Shift

Control.4-2

4-33

Receive

Handshake

Control.4

4-35

Transmit

Ready

Control.4

4-37

Data/Status

Multiplexers.4-5

Data

Shifter/Output

Buffer...4

4-44

Isolation

Components.4

Microcomputer.

.4-5

4-48

Memory

Circuits.4-5

4-51

Microprocessor

Interrupt.4-5

4-59

CRU

Clock

Generator.4

I/O

Address

Decoding.4-8

DAC

Circuits.4-8

4-65

Front-Panel

Assembly.4-8

4-67

I/O

Inputs.4

I/O

Outputs.48

Constant

Current

Reference

Circuit.4

Constant

Voltage

Reference

Circuit.4-9

Voltmeter

Range

Circuit.4-9

4-81

Rotary

Pulse

Generator

Decoders.4

Voltmeter

and

Current

Meter.4-10

Power

Mesh

and

Control

Board.4

Input

Circuits.4

Converter.4-11

Constant

Voltage

(CV)

Control

Circuit.4-13

103

Constant

Current

(CO

Control

Circuit.4

4-105

Control

Voltage.4-13

108

Pulse

Width

Modulator.4

111

PWM

Fast

Turn

Off.4-13

113

Primary

Current

(Ip)

Limit.4

116

Bleed

Circuit.4

4-118

Down

Programmer.4-14

4-122

Overvoltage

Protection

Circuit.4-14

4425

Dropout

Detector.4

4-127

Bias

Voltage

Detector.4-14

4-130

Over

Temperature

Detector.4-14

5-1

Introduction.5-1

5-3

Test

Equipment

Required.54

5-6

Performance

Test.5-1

5-7

Measurement

Techniques.5-1

5-9

Selecting

Load

Resistor.5-1

541

Connecting

Current

Monitoring

Resistor.5-1

542

Constant

Voltage

Tests.5-1

5-15

Rated

Voltage

and

Voltmeter

Accuracy.

5-3

5-16

Load

Effect

(Load

Regulation).5-3

548

Source

Effect

(Line

Regulation).5-3

5-20

PARD

(Ripple

and

Noise).5-4

5-22

Ripple

Measurement

Techniques.5-4

5-25

Ripple

Measurement

Procedure.5

5-26

Noise

Spike

Measurement

Techniques.5-5

Noise

Spike

Measurement

Procedure.5

Load

Transient

Recovery

Time.5-6

5-32

Measurement

Techniques.5-6

5-34

Measurement

Procedure.5-6

Temperature

Coefficient.5-7

Drift

(Stability).

.57

Constant-Current

Tests.5-7

5-44

Current

Output

and

Current

Meter.5-8

5-45

Load

Effect

(Load

Regulation).5-8

5-47

Source

Effect

(Line

Regulation).5

5-49

PARD

(Ripple

and

Noise).5

Troubleshooting.5-9

Introduction.5-9

5-57

Initial

Procedures.540

5-59

Optional

Service

Package.540

5-61

Self

Test

and

Test

Mode.510

5-68

Turn-On

Self

Test.

5-13

5-69

Test

Mode

Self

Tests.543

5-74

Test

Mode

Signature

Analysis.545

MTENTS

(co

5-76

LED

Test

Mode.5-15

5-78

Troubleshooting

Trees.5-15

5-81

Troubleshooting

Test

Setup.5-16

5-82

Signature

Analysis.5-16

5-92

Free-Run

Mode

Procedure.5-18

5-96

Signature

Analysis

Procedure.5-18

5-99

Input

and

Output

Ports.5-21

5-101

Repair

and

Replacement.5-68

5-103

Front-Panel

Assembly.5-66

5-105

Control

Board.5-66

5-107

Rotary

Pulse

Generator

(RPG).5-66

5-109

Power

Mesh

Thermal

Resistors.5-67

5-111

Current-Monitor

Resistor

Heatsink.5-67

5-113

Regulator.5-67

5-116

HP-IB

Bias

Power

Supply

Repair.5

5-118

Replacement

Parts.5-68

5-121

Calibration.5

5-123

Initial

Setup.5-68

5-124

Remote

OVP

Calibration.5

5-125

Limit

Calibration.5-68

5-127

Regulation

Adjustment.5-69

5-128

Constant

Voltage

Circuit

Calibration.5-69

-130

Constant

Current

Circuit

Calibration.5-69

-132

Front-Panel

Voltmeter

Calibration.5-69

5-133

Front-Panel

Current

Meter

Calibration.5-70

5-134

Remote

Current

Meter

Calibration.5-70

5-135

Remote

Voltmeter

Zero

Calibration.5

5-136

Remote

Voltmeter

Full

Scale

Calibration.5

Section

REPLACEABLE

PARTS

6-1

Introduction.6-1

6-4

Ordering

Information.6-1

6-1

Introduction.6-1

6-4

Ordering

Information.6-1

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