Keysight (Agilent) 83485A Users Guide

User's

Guide

HP

83485A/B

Optical/Electrical

Plug-In Module

HP

part

number:

Printed

Notice

without

to

this

in

US

.

The

information

notice

material,

A

merchantability

not

be

liable

for

damages

in

connection

material.

83485-90056

June

.

Hewlett-P

including

and

errors

1999

contained

ackard

tness

contained

with

but

for

the

in

makes

not

limited

a

particular

herein

furnishing,

this

no

or

document

to

warranty

,

the

implied

purpose

for

.

incidental

performance

is

subject

of

any

kind

warranties

Hewlett-P

or

consequential

,

or

use

to

change

with

ackard

of

this

regard

of

shall

Restricted

Rights

Government

of

the

Rights

252.227-7013

Commercial

other

agencies

Legend.

is

subject

in

T

echnical

for

DOD

Computer

.

Use

to

restrictions

Data

agencies

Software

,

duplication,

as

and

Computer

,

and

subparagraphs

Restricted

set

or

forth

Software

Rights

disclosure

in

subparagraph

clause

(c)

(1)

clause

at

by

and

F

the

at

(c)

AR

52.227-19

U

DF

(2)

.S

(c)

.

(1)

ARS

of

(ii)

the

for

c



Copyright Hewlett-Packard Company 1999

All Rights Reserved. Reproduction, adaptation, or translation without prior

written permission is prohibited, except as allowed under the copyright laws

.

Safety

The

following safety

yourself

Symbols

with each

symbols are

of the

symbols

used

and

throughout

its

meaning

this

before

manual.

operating

F

amiliarize

this

instrument.

The

C

AU

TI

ON

caution

procedure

damage

sign

until the

The

W

A

R

N

I

N

G

warning

procedure

in

injury

indicated

sign

which, if

to or

destruction

indicated

sign

which, if

or

loss

conditions

denotes a

not correctly

conditions

denotes

not correctly

of

life

.

are

hazard to

performed or

of

the

instrument.

a

life-threatening

Do

not

proceed

fully

understood

the

instrument.

Do

are

fully

understood

performed or

beyond

and

adhered

not

proceed

hazard.

adhered

a

warning

met.

It

It

calls

to

and

,

could

met.

calls

to

attention

result

beyond

attention

,

could

sign

until

to

in

a

caution

result

the

to

a

a

Instruction

Manual

L

The

instruction

for

the

user to

manual

refer

to

symbol.

the

The

instructions

product

in

the

is

marked

manual.

with

this symbol

when

it

is

necessary

iii

General

Safety Considerations

W

A

R

N

I

N

G

Before

grounded

socket

Any

outside

can

W

A

R

N

I

N

G

There

personal

Any

instrument

trained

W

A

R

N

I

N

G

If

equipment

condition

C

A

U

T

I

O

N

Before

has

F

the

C

A

U

T

I

O

N

Electrostatic

inside

warranty

this

outlet

interruption

result

are

adjustments

service

this

instrument

this

been

ailure

to

instrument

the

instrument

through

provided

the

instrument,

in

personal

many

injury

.

with

could

(in

which

instrument

adapted

set

the

when

discharge

instrument.

.

is

switched

the

protective

with

protective

of

the

protective

or

disconnection

injury

.

points

Be

in

extremely

or

service

the

instrument

procedures

protective covers

personnel.

is

not

used

as

be

impaired.

all

to

ac

means

is

the

power

the

(ESD)

Repair

switched

voltage

input to

ac

power

on

of

for

on

,

make

conductor

earth

(grounding)

careful.

that

removed should

specied,

This

instrument

protection

on,

make

of

the ac

the correct

cable

is plugged

or

near

input

damage

due

of

of

the

which

require

the

are

sure

power

to

sure

it

has

the

ac

contact.

conductor

protective

can,

if

operation

be performed

protection

must

be

intact)

its

primary

source

.

voltage

could

in.

connectors

misuse

been

power

,

inside

cable

earth

contacted,

provided

used

in

only

.

power

cause

can

damage

is

not

covered

properly

to

or

terminal

cause

of

the

only by

by

a

normal

circuitry

damage

circuits

under

a

the

to

Before

center

properly

connecting

and

outer

grounded,

any

conductors

and

touching any connector

iv

cable

should

.

to

of

the

the

touch

electrical

cable

together

the

frame

input,

.

of

momentarily

P

ersonnel

the

instrument

short

should

the

be

before

Assistance

Product

are

F

or assistance

maintenance agreements

available for

Hewlett-Packard

, contact

Headquarters

Hewlett-P

ackard

Compan

y

19320

Cupertino

(800)

752-0900

Pruneridge

A

venue

,

CA

95014

U

.S.A.

Colorado

Hewlett-P

ackard

Compan

y

24

Inverness

Place

,

East

Englewood,

(303)

New

Hewlett-P

150

Rockawa

(201)

649-5000

Jersey

ackard

Green

y

,

586-5400

CO

Pond

NJ

80112

Compan

Road

07866

y

Headquarters

Hewlett-P

ackard

S.A.

150,

Route

du

Nant-d'A

vril

1217

Me

yrin

2/Geneva

Switzerland

(41

22)

780.8111

Great Britain

Hewlett-Packard Ltd.

Eskdale Road, Winnersh T

riangle

Wokingham, Berkshire RG11 5DZ

your nearest

Hewlett-Packard

U.S.

FIELD OPERA

California,

Hewlett-P

ackard

301

East

Evelyn

Mountain

(415)

694-2000

Georgia

Hewlett-P

ackard

2000

South

Atlanta,

GA

(404)

955-1500

T

exas

Hewlett-P

ackard

930

East

Campbell Road

Richardson,

(214)

231-6101

EUROPEAN

France

Hewlett-P

ackard

1

A

venue

Zone

D'Activite

F-91947 L

es

France

(33

1)

69

and other

products.

Hewlett-P

Sales and

Northern

Compan

View

,

CA

94041

Compan

P

ark

Place

30339

Compan

TX

75081

FIELD

OPERA

France

Du

Canada

De

Courtaboeuf

Ulis

Cedex

82

60

60

customer

ackard

Service

TIONS

y

y

y

TIONS

assistance

Sales

Oces

California,

Hewlett-P

1421

Fullerton,

(714)

Illinois

Hewlett-P

5201

Rolling

(708)

Germany

Hewlett-P

Hewlett-P

61352

Germany

(+49

and

ackard

South

CA

999-6700

ackard

T

ollview

Meadows,

342-2000

ackard

ackard

Bad

Homburg

6172)

agreements

Service

Southern

Compan

Manhatten

92631

Compan

Drive

IL

GmbH

Strasse

16-0

y

A

y

60008

ve

.

Oce

.

v

Hewlett-Packard

Sales

and

Service

Oces

(continued)

Headquarters

Hewlett-P

ackard

3495

Deer Creek

P

alo

Alto

,

California

(415)

857-5027

China

China Hewlett-P

38

Bei

San

Huan

Shuang

Y

u

Shu

Hai

Dian

District

Beijing,

China

(86

1)

256-6888

T

aiwan

Hewlett-P

ackard

8th

Floor

,

H-P

337

Fu

Hsing North

T

aipei,

T

aiwan

(886

2)

712-0404

Compan

y

Rd.

94304-1316

ackard Compan

X1

Road

T

aiwan

Building

Road

INTERCON

Australia

Hewlett-P

31-41

Blackburn,

(61

Japan

Yokogawa-Hewlett-P

y

1-27-15

Kanagawa

(81

FIELD

ackard

Joseph Street

Victoria

3)

895-2895

Y

abe

229,

427)

59-1311

OPERA

Australia

3130

ackard Ltd.

,

Sagamihara

Japan

TIONS

Ltd.

Canada

Hewlett-P

ackard

17500

South Service

T

rans-Canada

Kirkland,

Quebec

Canada

(514)

697-4232

Singapore

Hewlett-Packard

Pte

.

Ltd.

Alexandra

singapore

(65)

P

.O

9115

271-9444

.

Ltd.

Road

Highwa

y

H9J

Singapore Ltd.

Box

87

2X8

vi

W

arranty

This

Hewlett-Packard

material

During

either

F

or warranty

facility

to

the

and

and workmanship

the warranty

repair or

designated by

Hewlett-Packard

product

taxes

for

instrument product

period, Hewlett-P

replace products

service or

Hewlett-P

and

to

Buyer

.

However

products

returned

for a

repair,

this

ackard.

Hewlett-P

,

is

period

of

one

ackard Company

which prove

product

Buyer

ackard

Buyer

to

shall

shall

Hewlett-P

warranted

year

from

to

be

defective

must

be

shall

prepay

pay

shipping

pay

all

shipping

ackard

from

against

date

will,

returned

shipping

charges

another

defects

of

shipment.

at

its

.

to

a

charges

country

in

option,

service

charges

to

return

,

duties

,

.

Hewlett-P

Hewlett-P

instructions

does

rmware

Limit

The

or inadequate

ackard

ackard

not

warrant

will

a

tion

foregoing

warrants

for use

when

properly

that

be

uninterrupted

of

W

arranty

warranty

maintenance

the operation

interfacing, unauthorized

environmental specications

or

maintenance

NO

OTHER

SPECIFICALL

MERCHANT

Ex

clusive

THE

REMEDIES

REMEDIES

DIRECT

D

,

AMAGES, WHETHER B

.

W

ARRANTY

Y

DISCLAIMS

ABILITY

Remedies

PRO

.

HEWLETT-P

INDIRECT

AND

VIDED

,

SPECIAL,

LEGAL THEORY.

that

its

software

with an

instrument will

installed

on that

of the

or error-free

shall

not

apply

by

Buyer

,

modication

for the

IS

EXPRESSED

THE

FITNESS

HEREIN

A

CKARD

product,

IMPLIED

FOR

ARE

SHALL

INCIDENT

ASED ON CONTRA

and

rmware

execute its

instrument. Hewlett-P

instrument,

or

.

to

defects

Buyer-supplied

or

misuse

OR

W

ARRANTIES

A

P

BUYER'S

NOT

AL,

CT,TORT

resulting

software

,

operation

or

improper

IMPLIED

.

HEWLETT-P

ARTICULAR

SOLE

BE LIABLE

OR

CONSEQUENTIAL

, OR ANY OTHER

designated

programming

software

from

or

outside

site

preparation

OF

PURPOSE.

AND

EXCLUSIVE

FOR ANY

by

ackard

,

or

improper

of

the

A

CKARD

vii

Contents

1.

The

Ordering

Men

The

F

ront

Getting

Installing

T

Cleaning

T

To

T

T

2.

Channel

Displa

NN

N

N

Display

N

N

N

N

Scale

N

N

N

N

Offset

N

N

N

N

Bandwidth/Wavelength.

N

N

N

NN

Channel

N

NN

N

External

N

N

N

N

Calibrate

Instrument

information .

uand

rigger

o

o

o

N

N

N

N

N

N

N

N

NN

N

N

N

N

Key

Con

HP 83485A/B

panel

of

the

b

the

.

.

.

Connections

clean a

clean

test

test

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

NN

NN

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

non-lensed connector

an

adapter

insertion

return

Setup

ying

N

N

N

N

N

N

N

N

N

N

N

N

N

NN

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

NN

Menu

the

N

N

N

N

N

N

.

.

.

.

.

N

N

N

.

.

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

NN

NN

N

autoscale

N

N

N

NN

NN

NN

NN

N

N

N

N

N

scale

NN

NN

N

N

N

N

N

N

N

.

N

N

N

at

a

Glance

.

v

en

tions

Optical/Electrical

the

plug-in

est

p

erformance

plug-in

.

loss

Channel

.

.

.

NN

NN

N

N

N

N

N

N

N

N

N

N

N

.

N

N

N

N

N

N

N

N

N

.

loss

.

.

.

N

N

N

N

N

N

N

N

N

N

N

NN

.

.

.

for

.

.

.

.

N

N

N

N

N

N

N

N

N

N

N

N

NN

NN

NN

.

mo

dule

.

.

Accurate

.

.

.

.

.

.

Setup

.

.

.

.

.

.

N

N

N

N

N

N

N

NN

NN

N

.

N

N

N

N

N

N

N

N

N

.

.

.

.

N

N

.

.

mo

.

.

.

.

.

.

.

N

N

N

.

.

.

.

N

N

.

.

.

.

.

.

.

.

.

N

N

N

.

.

.

.

.

.

dule

.

.

.

.

.

.

men

.

.

.

N

N

N

N

.

.

.

.

.

.

.

.

.

.

.

.

.

Plug-In

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

Measuremen

. .

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

us

.

.

.

.

.

.

.

.

.

.

.

.

.

. .

.

.

.

.

.

. .

. .

.

.

.

.

.

.

.

.

.

.

.

.

. .

. .

.

.

Mo

.

.

.

.

.

.

.

.

.

.

. .

.

.

.

ts

.

.

dule

.

.

.

.

.

.

.

.

.

.

.

.

.

.

. .

.

.

.

.

1-4

.

.

. .

.

.

.

.

.

.

. .

.

.

.

.

.

.

.

.

.

.

.

.

.

.

. .

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

. .

.

.

1-6

.

1-8

.

1-10

1-11

.

1-11

.

1-12

.

1-13

.

1-15

1-16

.

1-16

.

1-17

.

2-4

.

2-5

.

2-6

.

2-7

.

2-7

.

2-9

.

2-9

.

2-11

3.

Calibration Overview

F

actory Calibrations

Mainframe

O/E F

User Calibrations|Optical and Electrical

O/E User-W

Plug-in Mo dule V

Oset Zero Calibration .

Dark Calibration . . . . . . . .

Channel Skew Calibration

Calibration

actory W

avelength Calibration .

. .

. .

.

.

avelength Calibration

ertical Calibration

. . . . .

.

.

.

.

.

.

.

.

.

.

.

.

. . . . . . . .

.

. . . . . . . .

. . .

. . . . . . . . .

. . . . . . . . .

. . . . . . .

.

.

.

.

.

.

.

.

. . .

. . . .

. . . . . .

. . . . . .

.

. .

.

.

.

Contents-1

3-4

3-4

3-6

3-7

3-9

3-11

3-12

3-14

3-15

Prob

External

Complete

4.

Specications

Sp

ecications

V

ertical

En

Characteristics

T

rigger

Declaration

5.

In

Case

If

the

If

the plug-in

Error

Index

e

Calibration

Scale

Calibration

sp

ecications

vironmen

input

of

of

Diculty

mainframe

does

Messages .

.

.

.

.

Summary

and

Regulatory

.

.

.

.

tal

sp

ecications

.

.

.

c

haracteristics

Conformit

do

es

not

not

op

. .

.

.

.

.

y

erate

. .

.

.

.

.

.

.

Information

.

.

.

.

.

.

.

.

.

.

.

op

erate

.

.

.

.

.

.

.

.

.

.

. .

. .

.

.

.

.

.

.

.

..

..

..

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

. .

. .

. .

.

.

.

.

. .

. .

. .

. .

.

.

.

.

.

. .

. .

. .

.

.

. .

. .

. .

. .

.

.

.

.

.

.

. .

. .

. .

.

.

.

.

. .

. .

. .

. .

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

3-16

3-18

.

3-20

.

4-3

.

4-3

.

4-9

.

4-10

.

4-10

4-11

.

5-3

.

5-4

.

5-6

Contents-2

Figures

1-1.

Front panel

2-1.

Optical Channel

2-2.

Electrical Channel

2-3.

A typical

3-1.

Current Frame

3-2.

Plug-in calibration

3-3.

Oset Zero

3-4.

Dark

3-5.

Electrical

3-6.

External

T

ables

of the

Cal Status

Calibration

calibration

Channel

Scale

plug-in

Setup menu.

Setup menu.

display.

1Temp

condition .

menu

.

menu

.

Calibrate

Menu

.

.

module

.

.

.

.

.

.

.

.

.

.

.

Menu

.

.

.

.

.

.

..

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

1-10

.

.

.

.

.

.

.

.

.

.

.

.

2-3

.

.

.

.

.

.

.

.

.

.

.

.

2-4

.

.

.

.

.

.

.

.

.

.

.

.

2-13

.

.

.

.

.

.

.

.

.

.

.

.

3-5

.

.

.

.

.

.

.

.

.

.

.

. 3-10

.

.

.

.

.

.

.

.

.

.

..

3-13

.

.

.

.

.

.

.

.

.

.

.

.

3-15

.

.

.

.

.

.

.

.

.

.

.

.

3-17

.

.

.

.

.

.

.

.

.

.

.

.

3-19

3-1.

F

actory

3-2.

Optical

3-3.

Miscellaneous

3-4.

Complete

Calibration

and

Electrical

User

Calibration

Summary

Channel

Calibration

Summary

.

.

.

.

.

.

User

Calibration Summary

Summary

.

.

..

.

..

.

..

..

..

..

..

..

..

..

.

..

..

.

.

.

.

.

.

Contents-3

3-4

3-8

3-9

3-20

Contents

1

The

Instrument

Glance

at

a

The

What

This



options



the



the



lightwave

Instrument at

you'll nd

chapter

ke

front

describes:

and

accessories

y

conventions

panel,

connector

in this

rear

chapter

used

panel

care

in this

and

manual

ke

ys that

a Glance

do

not

displa

y

menus

on

the

screen

Understanding

The

C

A

U

T

I

O

N

input

Therefore

connectors

momentarily

A

void

touching

the

frame

earth-grounded

The HP

measurement

selectable

oscilloscope

greater

The

HP

the information

circuits

,

avoid

.

Before

short

of

the

83485A

bandwidth

noise

delity

83485B

in this

can

be

damaged

applying

static

connecting

the

center

the

front-panel

instrument.

to

prevent

optical/electrical

channels

,

one

settings

performance

for

high

speed

optical/electrical

chapter

will

by

discharges

any

coaxial

and

outer conductors

input connectors

Be sure

buildup

that the

of

static charge

plug-in

optical

.

In

the

is

excellent,

signals

and

lower

.

plug-in

help

you

successfully

electrostatic

to

the

cable

instrument

module

one

electrical.

bandwidth

while

module

operate

discharge

front-panel

to

the

connectors

of

the

cable

without

rst

is

.

incorporates

Each

modes

the

20

GHz

incorporates

the

instrument.

(ESD).

input

,

together

touching

properly

two

channel

of

12.4

mode

a

30

has

allows

GHz

.

two

GHz,

optical measurement channel and a 40 GHz electrical channel. The electrical

channel also has a reduced-bandwidth setting of 18 GHz for improved noise

performance.

The integrated optical channel reduces mismatch loss variation by eliminating

signal distorting cables and connectors associated with the use of external

receivers in order to accurately characterize

optical waveforms

. The optical

1-2

The

Instrument

at

a

Glance

channel

display

measurement

provides

1600

The

SONET/SDH

(formerly

requirements

a

front-panel

nm

HP

is

calibrated

of

the

for

consistent

using

83485A

reference

CCITT)

of

for

button

Bessel-Thomson

channel

potential

the

and

The

path,

no

designed

The

on

testing,

or

by

variability

lter

when

SONET/SDH

HP

83485B

similar

industry

to

electrical

tributary

for

for

general

a

very

to

standards

meet

measurement

electrical

measurements

at

1310

received

the

optical

signal's

accuracy

a

source

and

optical/electrical

receiver

G.957

and

transmitter

or

issuing

lter

is

inserted

repeatable

and

the

alternating

compliance

optical/electrical

the

HP

83485A

exist

anticipated

signals

with

purpose

measurements

nm

and

waveform

average

at

power

plug-in

that

Bellcore

compliance

an

HP-IB

into

HP

microwave

time

wasted

between

testing.

plug-in

,

for

for

10

Gb/s

future

channel

,to

evaluate

HP's

1550

nm

in

optical

power

.

In

any

wavelength

meter

.

module

is

measured

GR-253-CORE

testing.

command,

or

removed

switch.

by

manually

high-delity

module

10

Gb/s transmitter

testing,

standards

may

be

.

used

receiver

wide range

.

to

provide

power

addition,

between

also

is

to

comply

frequency

By

either

a

fourth-order

from

The

waveform

includes

the

HP 83485B

to

perform

performance

of

external

both

accurate

units

and

the

User

1200

a

calibrated

to

ITU-TS

response

pressing

the

measurement

switch

inserting

removes

and

characterization

a

reference

test. Although

has been

measurements

in

optical

Cal

feature

nm

and

the

removing

receiver

transceiver

receivers

,

The

HP

83485A



12.4 GHz



12.4 GHz



Switchable SDH/SONET



Trigger channel

The

HP 83485B



30

GHz



18

GHz



Switchable SDH/SONET lter for transceiver performance testing



Trigger channel input to the mainframe

optical/electrical

and

20

GHz

optical

and

20

GHz

electrical

input

to

optical/electrical plug-in

optical

and

channel

40

GHz

electrical

lter

the

plug-in

channel

channel

for

transceiver

mainframe

channel

module provides:

compliance

module

provides:

testing

1-3

HP

HP

83485A

83485B

options

options

Ordering

Option

Option

Option

030

032

034

receiver

Option

Option

Option

Option

Option

Option

Option

Option

0B

W

0B1

0B0

UK6

001

002

040

050

information

Built-in

Built-in

Built-in

HP

A

Deletes

Measured

Latest

Latest

F

ourth order

Fifth

STM-1/OC-3

STM-4/OC-12

STM-16/OC-48

83485A/B

dditional

set

the

performance

operating

operating system

order lter/10

Service

of

user

lter/10 Gb/s

155

Mb/s

622

Mb/s

2.488

Gb/s

Guide

user

documentation

documentation

data

system

rmware

rmware for

reference

Gb/s reference

SDH/SONET

reference receiver

SDH/SONET reference

SDH/SONET reference

for the

HP 83480A

the

HP

54750A

receiver

receiver

receiver

mainframe

mainframe

Optical

interface

connector

options

Option

Option

Option

Option

Option

Option

1-4

011

Diamond

012

FC/PC

013

DIN

014

ST

015

Biconic

017 SC

HMS-10/HP

47256

The

Instrument

at

Ordering information

a

Glance

Optional

accessories

HP

54006A

HP

54008A

HP

54118A

HP

10086A

SMA

SMA

APC

3.5 (f-f)

APC

2.4 (f-f)

APC

2.4 to

HP

81000AI Diamond

HP

81000FI FC/PC/SPC/APC

HP

81000KI

HP

81000SI

HP

81000VI

HP

81000WI

6

GHz divider

22

ns delay

500

MHz to

ECL

terminator

(f-f)

adapter

,HP

50 termination,

adapter,

adapter,

3.5 (f-f)

SC

connector

DIN

47256/4108.6

ST

connector

Biconic

probe

line

18 GHz

part number

HP part

HP part

trigger

1250-1158

number 1810-0118,

number

HP 11900B

adapter,

HP

11901B

HMS-10/HP connector

connector

interface

connector

interface

1250-1749

interface

interface

interface

1

each

1-5

Menu

The

keys labeled

Pressing

along

the right

menus

.

and

some front-panel

Key

Trigger,

side of

the display

Conventions

Disk,

and

Run

are

keys accesses

screen.

menus

These

all

examples

of

functions

menus

of

front-panel

that

are

called

are

softkey

keys

.

displayed

Softkey

front-panel

unlabeled

unlabeled

A

front-panel

shifted

next

Throughout

key

key

the

are

function,

key)

A

function

highlighted. T

An On

N

N

N

N

TestOn.

A softkey

functions

until

Freerun is highlighted. A choices softkey will be indicated throughout this

manual as:

When some softkeys

a

such as

menus list

keys.

key immediately

keys

dditional

front-panel

indicated

softkey

N

N

NN

NN

measurement will be made and the result will be provided. Some softkeys

functions

function,

to

the

label,

for

label,

for

for

will

be

with

on

or

O

NN

N

N

such as

.

In

Triggered

NNNNN

NNNNNNNNNNNNNN

N

Offset

keys

desired

this

shown

or

NNNNNNNNNNN

Sweep Triggered Freerun

functions other

T

o

activate

next

next

to

the

annotation

are

listed

.

These

press the

manual

example

example

key

by

the front-panel

example

On

o.

o

turn

softkey

this

is

highlighted,

NNNNNNNNNNNNNNNNNNNNNNNNN

require the entry of a numeric value

functions

blue front-panel

function.

front-panel

,

4

Timebase

N

N

N

N

N

N

N

N

N

N

N

N

Mask

,

pressed

as

and O

To

the

function

NN

NN

NN

NN

N

Sweep Triggered

case

,suchas

and

the

Local function

5

,

4

Shift

in its

turn the

function

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

you

could

NNNNNNNNNNNNNNNNNNNNNNNNN

than those

a

function

to

in

blue

5

.

N

N

N

N

N

N

N

N

N

N

N

NN

Align

which

4

Shift

4

Lo

cal

label

function

will

N

NN

NN

NN

NN

N

N

N

N

choose

or

choose

NNNNNNNNNNNNNNNNNNNNNNNNN

Calibrate probe

the

annotation

on

type

are

called

keys are

Softkeys

N

N

N

N

N

N

N

.

The

menu

5

key

5

.

can

o,

press

be

indicated

N

N

N

N

N

N

N

N

N

N

N

N

N

NN

Freerun

NNNNNNNNNN

on

the

the

above

are

softkeys

followed

(above

be

on,

NN

NN

NN

N

N

N

Triggered

Freerun

Triggered

NNNNNNNNNNNNNNNNNNNNNN

accessed

softkey

display

shifted

Shift key

indicated by

indicated by

is

selected.

the

used

press

the

softkey

throughout

N

N

N

N

N

N

N

N

N

N

directly

menu,

on

the

are

and

below

functions

and the

displayed

by the

4

Stop/Single

to

turn

the

softkey

so

oers

you

by

pressing the

by

pressing

.

, are pressed the rst time

.T

press

screen.

called

some

.

front-panel

a

box

shading on

depend

Shifted

shaded

5

the

softkey's

so

O

is

this

a

choice

the

o enter or change the

by

the

the

The

softkeys

of

the

To

activate a

around

the

on

functions

shifted

front-panel

On

is

highlighted.

manual

of

softkey

softkey

.

the

as:

key

until

,

,

1-6

value

,

section.

use

the

general

purpose

knob

located

below

The

Menu and

the

front-panel

Instrument

Key

at

a

Glance

Conventions

Measure

1-7

The

HP

83485A/B

ule

The

HP 83485A/B

modules

features



Integrated, calibrated



Optical channel



Electrical measurement



2.5



Both

available for

are:

GHz

trigger

optical

bandwidths



30

GHz

optical

electrical



3.5

mm

(m)

channel.

optical/electrical plug-in

includes

channel.

and

electrical

of

12.4 or

channel bandwidth

channel

connectors on

(

2.4

mm

Optical/Electrical

the HP

83480A,

optical channel.

switchable

channel.

measurement

20 GHz.

bandwidth.

electrical measurement

(m)

connector

54750A

SONET/SDH

(

HP

83485A

and user

(

HP 83485B

on

electrical

modules

mainframes

channels

only

selectable

only

)

channel

are

lter

have

)

channel

Plug-In

two

of

.

Their

.

user

18

or

and

of

HP

several

main

selectable

40

GHz

trigger

83485B

Mod-

plug-in

.

)



One



One



Optical

input.

N

If

a

follow

1-8

probe

auxiliary

O

T

E

you

wish

rmware

the

power

power

channel has

to

use

the

HP

upgrade

must

installation

instructions.

connector

connector

an

HP

83485A/B

rst

be

installed.

.

.

universal

optical

plug-in

Order

adapter

module

the

HP

for

in

an

83480K

9/125



m

HP 54750A

communications

single-mode

digitizing oscilloscope

rmware

kit and

ber

,

The

purpose

including

signal,

so

signal

the

sets

signal

that

mainframe

time

base/trigger

of

the

sampling,

the

bandwidth

can

be

is

applied

.

The

plug-in

board

plug-in

for

the

viewed.

to

the

module

inside

The HP

module

mainframe

of

the

system,

The

output

ADCs

on

also

the

mainframe

83485A/B Optical/Electrical

is

to

provide

.

The

and

of

the

acquisition

provides

measurement

plug-in

allows

the

plug-in

a

trigger

.

The

module

the

oset

module

boards

signal

Instrument

Plug-In Module

channels

scales

to

is

an

inside

input

at

the

be

adjusted

analog

the

to

a

Glance

,

input

the

1-9

The

Instrument

The HP

at

a

83485A/B Optical/Electrical

Glance

Plug-In Module

Front panel

The plug-in

module takes

channel provides

units.

Bandwidths are

bandwidth. The

and an

connectors for

purpose use

softkey menu

module

The

probe

connector

input.

external trigger

HP 54700-series

,and

allows

.

front-panel

calibration

provides

Probe

calibration

of the

plug-in module

up two

of

the

calibrated measurement

selectable on

front panel

input.

of

both channels

the

plug-in

The

front

probes

a

key

for

each

channel

you

to

Probe

with

only

access

P

ower

HP

54700 series

power

and

the

connectors

to HP

scaling

are

four

mainframe

of optical

module

panel

also

,

A

ux

P

ower

that

displays

channel

setup

allow automatic

probes.

The front-panel

54700 series

not required

slots

.

waveforms in

to

optimize

has

two

channel

has

two

Probe

connector

the

softkey

features

channel scaling

probes for

for a

trigger

The

optical

power

sensitivity

inputs

P

ower

for

general

menu.

of

the

Aux

use as

a

input.

and

The

plug-in

P

ower

trigger

and

1-10

Figure 1-1. Front panel of the plug-in module.

The HP

83485A/B Optical/Electrical

The

Instrument

Plug-In Module

at

a

Glance

Getting the

To

ensure you

module vertical

move a

another.

plug-in module

Refer to

best performance

obtain the

calibration. The

vertical calibration.

Installing

Y

ou

do

not

modules

N

O

T

E

If

you

wish

a

rmware

follow

the

need

.

to

upgrade

installation

the

use

to

the

must

specied

from one

Chapter 3

plug-in

turn

o

HP

83485A/B

rst

be

instructions.

accuracy

calibration must

slot to

for information

module

the

mainframe to

optical

plug-in

installed.

Order

another

module

the

HP

,

you

,

on

performing

install or

in

an

83480K

must

perform

also

be

or

from

remove

HP

54750A

communications

a

plug-in

performed

one

mainframe

a

plug-in

the

digitizing

rmware

when

module

plug-in

oscilloscope,

kit

and

you

to

1-11

The

Instrument

The HP

T

o

use

higher

The

plug-in

HP

83480A,

installed

T

o

make

must

The

RF

nger-tighten

make

Do

C

A

U

T

I

O

N

not

mainframe

improper

at

a

Glance

83485A/B Optical/Electrical

the

plug-in

is

required.

in

slots

sure

be

a

good

connectors

sure

the

use

extender

.

module

54750A

2

the

ground

the

plug-in

The

plug-in

module

can

mainframe

and

3.

analyzer

connection

on

the

knurled

is

cables

be

securely

module

grounding when

Plug-In Module

,

the

HP

installed

.

meets

rear

of

screw

to

operate

using

using

83480A/54750A

in

slots

1

The

plug-in

all

of

the

published

from

the

plug-in

the

plug-in

on

the

front

seated

the

in

the

plug-in

extender

extender

cables

rmware

and

2

module

module

panel

mainframe

module

cables

.

revision

or

3

and

will

not

function

specications

module

are

of

the

to

spring

plug-in

.

outside

can

be

4

on

the

,

there

the

mainframe

loaded,

module

of

the

damaged

3.0

if

by

it

so

or

is

.

to

Trigger

The

external

source

example

source

source

The

C

A

U

T

I

O

N

C

A

U

T

I

O

N

maximum

The

input

Therefore, avoid applying static discharges to the front-panel input

connectors. Before connecting any coaxial cable to the connectors

momentarily short the center and outer conductors of the cable together

trigger

selection

,

if

the

is

listed

is

listed

circuits

follows

plug-in

as

trigger

as

trigger 4.

safe

input

can

level

module

be

range

the

slots

2.

If it

voltage

damaged

for

this

the

plug-in

is

installed

is installed

is

6

2

by

electrostatic

plug-in

in

V

+

module

module

slots

in

slots

peak

is

installed

1

and

3

and

ac

(+16

discharge

is

2,

6

1

V

then

4,

then

dBm).

(ESD).

.

The trigger

in.

F

or

the trigger

the

trigger

,

.

Avoid touching the front-panel input connectors without rst touching

the frame of the instrument. Be sure that the instrument is properly

earth-grounded

to prevent buildup of static charge

.

1-12

Cleaning

ments

A

ccurate

following

and

guidelines to

measurements



Keep

connectors



Use dry



Use the



Use



When

sure

or

connections

cleaning

care

inserting a

that

adapter

in

the ber

.

Connections

repeatable

measurements

achieve the

on a

ber-optic system:

covered

when

whenever

methods

handling

all

ber-optic

described

ber-optic connector

end does

best

not

in

possible

connectors

not touch

for

require

possible

use

.

in

this

into a

the

A

ccurate

clean

performance

.

section.

.

front-panel

outside

connections

when

adapter

of

the

mating

Measure-

.

Use

the

making

,

make

connector

Because

ensure

gaps

index-matching

Use

Dry

example

has

improve

C

A

U

T

I

O

N

Hewlett-P

be

gels

you

manufacturer

of

the

good

,

damaged

dry

connections

connections

,

Diamond

40

dB

return

(and

ackard

applied

,

may

think

to

be

the

small

size

connections

ber

ends

compounds

.

Dry

can

be

HMS-10/HP

loss

or

can

degrade)

strongly

their

instruments

dicult

use

for

to

of

such

information

of

cores

used

.

P

oor

connections

,

contamination,

.

connectors

used

with

physically

,

FC/PC,

better

,

making

performance

recommends

and

remove

and

compounds

on

application

Cleaning

in

optical

result

and

improper

are

easier

contacting

DIN,

and

a

wet

connection

.

that

index

accessories

can

is

. Some

contain damaging

necessary

and

Accessories

bers

from

to

clean

ST).

matching

, refer

cleaning

,

care

must

core

misalignment,

use

and

and

to

connectors

If

a

dry

connection

will

probably

compounds

compounds,

particulates.

to the

procedures

be

used

removal

keep

clean.

(for

not

NOT

such as

compound

.

to

air

of

If

Item HP Part Number

Isopropyl alcohol 8500-5344

Cotton swabs 8520-0023

Small foam swabs 9300-1223

Compressed dust remover (non-residue) 8500-5262

1-13

The

Instrument

at

a

Glance

Cleaning Connections

for Accurate

Dust

Caps

Measurements

Provided

with

Lightwave

Instruments

Inspecting

Cables

Fiber-Optic

Consistent

indication

the

insertion

you

test

your

receipt,

in

the

and

future

Connector

lightwave

as

little

as

is

another

the

better

physically

although

measurements

that

you

have

loss

and/or

cables

retain

the

if

any

degradation

(or

insertion)

connector

0.1

dB

.

of

important

(the

larger

contacting

30

to

40

dB

Laser

FC/PC

Biconic

DIN

HMS10/HP

ST

dust

with

good

return

and

accessories

measured

loss

Typical

loss

with

factor

.

the

return

connectors

is more

Item HP

shutter

cap

dust

cap

dust cap

dust

cap

dust

cap

cap

your

connections

loss

of

data

has

occurred.

is

one

important

values

high

performance

It

is

a

measure

loss

,

have

common.

Part

08145-64521

08154-44102

08154-44105

5040-9364

5040-9361

5040-9366

lightwave

.

However

your

lightwave

for

insertion

for

comparison,

are

less

of

the

smaller

return

Number

equipment

,

you

cables

loss

and

you

performance

than

1

dB

connectors

reection:

the

reection).

losses better

are

a

may

or

return

will

characteristic

of

loss,

. Return

the

less reection

than

good

wish

to

accessories

loss

upon

be

able

and

sometimes

loss

The

best

50

dB

,

know

to

tell

of a

.

If

Y

ou

can

visually

Although

imperfections

a

microscope

metal,

or dents

Visible

imperfections

it is

not necessary

on the

(100X

inspect

in the

cable end

to

200X

metal

not

keep the bers from contacting).

1-14

your

, visual

magnication)

as

touching

cables

inspection

face can

well

as

the

be detected

to

an

y

other

ber

core

of

ber

inspect

imperfections.

ma

y

ends

as

the

not

well

aect

can

as

entire

be

helpful.

cracks

or

end

face

Inspect

performance

Contamination

chips

in

for

contamination,

the

ber

(unless

the

ber

for cracks

the

imperfections

or

itself

raised

and chips.

.

Use

To

clean a

Cleaning Connections

non-lensed connector

The

Instrument

for Accurate

at

a

Glance

Measurements

CA

UT

IO

N

Do not

can leave

1.

2.

3.

4.

use any

lmy deposits

Apply

isopropyl

Cotton

end

after

Before

cleaning

connector

Apply

isopropyl

Clean the

paper

back

Some

remove

them.

type of

swabs

cleaning.

.

ber

and

amount

particles

This

foam

on ber

alcohol

can

be

the

ber

alcohol to

end

with

forth

across

of

wiping

when

technique

swab

ends that

to

a

clean

used

as

end,

clean the

a new

the

swab

the

or

mild

application

can

remove

to

clean

optical

can

lint-free

long

as

no cotton

ferrules and

clean lint-free

or

lens

ber

end

several

scrubbing

of

alcohol

or

displace

ber

degrade

cotton swab

bers remain

cotton

paper

.

Move

times

of

the

alone

particles

ends

.

F

oam

performance

or lens

other

parts

swab

the

swab

.

ber

end

will

not

smaller

swabs

.

paper.

on the

of

or

lens

can

help

remove

the

or

than

ber

paper

lens

one

.

micron.

5.

Immediately

lens

6.

Blow

ltered,

the

ber

Nitrogen

paper

across

dry

.

the

dry

,

compressed

end

face

gas

the

ber

connector

.

or

compressed

end

air

end

.

with

face

Aim

dust

a

clean,

from

the

compressed

remover

dry

a

distance

can

,

lint-free

gas

also

of

cotton

6

to

8

at a

shallow angle

be

used.

swab

inches

or

using

to

Do

not

C

A

U

T

I

O

N

particles

shake,

compressed air

7. As soon as the connector is dry

in

the can

tip,

or invert

canister.

into the

compressed air

air.

Refer to

canisters

instructions

,

, connect or cover it for later use

because

provided

this

on

releases

the

.

1-15

The

Instrument

at

a

Glance

Cleaning Connections

To

clean an

for Accurate

adapter

Measurements

1. Apply

2.

3.

4.

C

A

U

T

I

O

N

Do not

particles in

compressed

T

o

isopropyl alcohol

Cotton swabs

cleaning. The

enough to

Although foam

thin, and

adapters greatly

Clean

the

adapter

Dry

the

inside

Blow

through

Nitrogen

shake

gas

,

tip

the

air canister

test

insertion

can be

foam swabs

t into

swabs can

the risk

of the

the

adapter using

or

,

or

invert

can

into

to a

used as

adapters

of

other

outweighs

with

the

foam

adapter with

compressed

compressed

the

air

.

.

loss

clean

foam

swab

long as

listed in

no

this section's

.

leave

lmy

deposits

contamination

the

risk

of

swab

.

a clean,

ltered, dry

dust

remover

air

canisters

Refer

to

instructions

.

cotton

bers

introduction

,

these

buildup

on

contamination

dry

,

foam

, compressed

can also

be used.

,

because

provided

remain

deposits

the

by

swab

inside

foam

.

air.

this

on

after

are

small

are

very

of

swabs

releases

the

.

Use

an

test

insertion

following



HP

71450A

appropriate

equipment:

loss

or

lightwave

.

Examples

71451A

of

optical

source

test

spectrum

and

a

compatible

equipment

analyzers

lightwave

congurations

with

Option

white light source



HP 8702 or 8703 lightwave component analyzer system



HP 83420 lightwave test set with an HP 8510 network analyzer



HP 8153 lightwave multimeter

with a source and power sensor module

1-16

receiver

include

002

to

the

built-in

To

test return

loss

The

Instrument

at

a

Glance

Use an

coupler to

appropriate lightwave

test return

the following



HP

8703 lightwave



HP

8702 analyzer

coupler



HP

8504

precision



HP

8153

lightwave

conjunction



HP

81554SM

loss.

equipment:

component

with

reectometer

multimeter

with

a

lightwave

dual

source and

source,

Examples

the

appropriate

a

lightwave

of

test

analyzer

with

a

source

coupler

HP 81534A

equipment

source

,

and

return loss

receiver

receiver

power

module

,

and

lightwave

congurations

,

and

lightwave

sensor

module

include

in

1-17