Acuson Aspen Service manual

Acuson

Aspen™

Ultrasound System

--

-------------

---

--------------------------------------

Service Manual

Acuson Corporation 1220 Charleston Road Mountain View, CA 94039 (415) 969-9112 (800) 4·ACUSON

Part Number: 49881

COPYRIGHT

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EDITION

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CAUTION!

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AGREEMENT

Edition-Cctober]9%

First

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Cidex, Cidex Plus, Gel

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Company,

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against

Buyer

of

the

ii

Acuson Aspen Ultrasound System 1096

Table of Contents

Preface

Chapter 1

---_

About

Organization

Other Contacting

This Manual

Aspen System Manuals

Acuson

...

_._-_._.

-

._-_._.

Introduction and System Requirements

Introductiontothe

Reviewing

Using Identifying PCB Type, Version,

Following Basic Precautions

Caring Caring

Moving

Attaching

System

Input

for

the

for Transducers

the

System

Peripherals

and

System

Output

Aspen System

Requirements

Connectors

and

Revision

_

..

_

..

-

xi

xii

xiii

xiv

xv

1-1

]-2

]-4

]-8

]-]]

]-12

1-12

]-14

1-15

0796

Chapter 2

System Architecture

Ultrasound System Architecture

TheoryofOperation

Scanner

DIMAQ

TheoryofOperation

2D

Data

Spectral

Color

M-mode

Cine

Operation

AEGIS System

ECG

and

Audio

DlMAQ

Basics

Assemblies

Integrated

Path

Doppler

Data

Physio

Workstation Assemblies

Ultrasound Workstation

Data

Data Path

Path

Signal Processing

Service Manual

Path

2-1

2-3

2-6

2-]]

2-20

2-23

2-25

2-27

2-29

2-31

2-33

2-34

2-36

iii

TableofContents

Chapter

3

4

5

6

Power Subsystem

Power Supply Architecture

TheoryofOperation

Power Sub Assemblies

Isolation Transformer

Removing and

Introduction to Removing

Box

Replacing

and

Scan Converter

Scanner

Power Subsystem Monitor Assembly

User Interface

Troubleshooting

System Troubleshooting Technical Assistance Symptom Type

Quick Tips

Common

System

Accessing The

Symptoms

Diagnostics

Customer

Menu

and

Menu

Fixes

Emergency Diagnostics Bypass

Technical Assistance

Field Replaceable Units

Replacing FRUs

(FRUs)

3·1

3-2

3-3

3-1

3-14

4-1

4-3

4-5

4-10

4-15

4-19

4-20

5-1

5-2

5-3

5-5

5-6

6-1

6-2

6-6

()

Chapter

7

Preventive

Preventive Maintenance

Preliminaries

Visual Inspection Mechanical Inspection Electrical Verification System Monitor Controls Operational Verification Customer Diagnostics

8

Parts List

Aspen System Acronym List Aspen

Cables and Wire Harnesses Chassis Monitor Assembly Peripheral Interface Cable Assemblies

Power Printed Circuit Boards Mise. Parts

Maintenance

System

Hardware

Supplies

Parts

List

7-1

7-2 7-2

7-3

7-5 7-6

7-7

7-8

7-11

8-1

8-2

8-4

8-6

8-8

8-9

8-]0

iv

Acuson Aspen Ultrasound System

0796

TableofContents

Appendix A

Appendix B

Index

User Interface Assemblies

System Drawings

Warranty and Service

Warranty

Preventive Maintenance

Customer

and

Limitations of Liability

Service

R-lO

A-l

B-1

B-2

B-6

Index-l

0796

Service Manual

v

Figures

FIGURES

Fif;ure

FiguTt'1-2. Circuit BreakersonRear Panel 1-7 Figure 1-3. Circuit BreakersonIsolation Transformer

1-1.

Aspen System - Front View 1-3

Box

Fif;ure 1-4. Aspen SYstem Rear Panel Connectors Fif;ure Fif;ure Fif;ure Fif;ure Figure

. Figure

1-5.

Aspen System Front Panel Connectors 1-10

1-6.

Aspen System PCB

1-7.

Air Filter Locations

2-1.

Scanner Block Diagram 2-5

2-2.

Scanner Control

2-3.

Scanner

Transmit

and

Setup

Block Diagram 2-7 Figure 2-4. Scanner Reception Diagram 2-9 Figure 2-5. Gain Figure 2-6. Scanner

and

Processing Block Diagram 2-10

Doppler

Processing 2-10 Figure 2-7. Scanner Board Location Figure 2-8. DL-Connector (Plug

and Figure 2-9. MP-Connector 2-18 Figure 2-10. Basic Scan Conversion Principle Figure 2-11. DIMAQ Workstation Block Diagram 2-22 Figure 2-12. Figure 2-13. Spectral Figure 2-14. Color

2-0

Data Path 2-24

Doppler

Data Path 2-26

Data Path 2-28 Figure 2-15. M-mode Data Path 2-30 Figure 2-16. Aegis System Data Path 2-32 Figure 2-17. Audio Data Figure 2-18. Scan Figure

3-1.

Figure 3-2.

Converter AC Power Distribution 3-4 DC

Distribution 3-7 Figure 3-3. Aspen System Figure Figure Figure 3-6.

3-4. Main

3-5.

The Main

Programmable

Power

Figure 4-1. Aspen System -

Path

Supply

Power

DIMAQ Workstation Board Layout 2-36

Power

On/Off

Sequence 3-8

Connector Descriptions

Supply

Power

Front

(top

and

side views) 3-12 Supply View 4-4

Figure 4-2. Aspen System - Rear View Figure 4-3. Rear Figure 4-4. Right Cosmetic Side Panel Figure 4-5. Scan Figure 4-6. Scan Figure 4-7. View of lOB from Figure 4-8. View of Scan Figure 4-9. View of Figure 4-10. View of Figure 4-11. View of PPS Figure 4-12. View of Main Figure 4-13. AC

Figure 4-14. Isolation Figure 4-15. Monitor Assembly Screw Figure 4-16. Monitor Figure 4-17. User Interface Figure 4-18. User Interface Assembly Figure 5-1. lOB 7-Segment Figure 5-2. lOB 7-Segment Figure 6-1.

Air

Converter Converter

Box

Customer

Filter Removal 4-5

and

Screw Location 4-5

with

Cover

Converter

Scanner

and

without

with

Power

Cover

the

RearofAspen

with

Cover

without

All PCBs Removed 4-9

On

Cover

System 4-8

It's Location 4-15

Supply

Transfonner

and

Tilt/Swivel

and

Assy

with

Mounting

Connector

Monitor Removed 4-20

Screw Locations 4-21

Locations 4-19

withoutUIBezel 4-22 Error Error

Display Codes

and

Ethernet LEOs 5-6

and

Ethernet LEOs 5-11

Menu

1-7

1-K

1-11 1-B

2-6

2-11 2-17

2-21

2-35

3-11

3-13

4-4

4-6 4-6

4-11 4-11

4-16 4-17 4-18

6-2

vi

Acuson Aspen Ultrasound System

0796

Figures

Figure Figure Figure Figure Figure Figure Figure Figure Figure A-3. Exploded View,

Figure

0-2.

Keyboard Functionality Test

0-3.

Power Up Diagnostic

6-4.

Test Patterns o-'i

6-5.

SMPTE RP 133-1980 Medical Diag

6-6.

Gray

Ramp

Pattern

7-1.

Air Filter Removal

A-1.

System Cabling Diagram A-3

A-2.

Exploded View, User Interface,

A-4.

Exploded View,

Coniigumtion

Disk!

Audio Box,

Power

Supply

Figure A-5. Exploded View, Scanner

Figure A-6. Exploded View, Scan Converter, Figure Figure

A-7.

Exploded View, System, Front

A-S.

Exploded View, Casters

imaging

DIMAQ

Bay

DIMAQ

0-4 0-4

Pattern

6-5

b-o

7-4

Workstation A-7

Workstation

Workstation A-23

A-11 A-15 A-19

A-27

A-31

0796

Service Manual

vii

Tables

TABLES

Table

1-1.

Input

Power Values for Aspen System 1-6

Table

1-2.

Aspen System Rear Input

Table

1-3.

Aspen System Front Panel Input and Table 3-1. Scanner Power Supply Usage by Board 3-15 Table

3-2.

Power

Table 5-1.

Table 5-2. Table 5-3.

Symptoms

Causes

Quick Table 5-4. Normal Table

5-5.

Power

Table

5-6.

System Table

5-7.

lOB 7-Segment Error Codes

Table

5-8.

Video Failures 5-15

Table

5-9.

FormatorFunctional Problems 5-16

Table

5-10. Table5-11. Table

5-12.

Table

5-13.

Table

5-14.

Supply

Usage by

Types

Definillon 5-3

of Failures 5-4

Tips 5-5

Operations

Supply

Powers

Troubleshooting

Itself

System Lock-up Problems 5-17

ImageQualityProblems Error Messages 5-19 ExamplesofScanner Error Messages 5-20

ExamplesofDIMAQ Workstation Error Messages Table A-I. User Interface, D1MAQ Workstation A-5 Table

A-2.

Disk! Table Table Table Table

Audio

A-3.

Power

A-4.

Scanner A-18

A-5.

Scan Converter, DIMAQ Workstation A-22

A-6.

System Front A-26

Supply

Box, DIMAQ Workstation A-lO

Bay A-14

Table A-7. Casters A-30

Other

Down

and

Output

Connectors

Output

Connectors 1-10

Boards!FRU

Guide

and

Ethernet LEDs 5-12

1-'1

3,1

5-6

5-7

5-8

5-18

5-21

b

viii

Acuson Aspen Ultrasound System

0796

Preface

._-------------------._-----_._----

pleased

Acuson'" Ultrasound designed to gynecologic,

operating features

Acuson

customer service needs.

For

Acuson 1-(415)

is

system.

help you

cardiac,

modes

optional

or

systems

information

Service

969-9112.

welcome you

to

Aspen

The

perform general radiology,

vascular

or

/

and

transducer

and

upgrades.

exceptional

an

have

network

on

Representative

ready

Acuson's

to

system is a

formats

respond

to

service

call

or

Acuson

the

special-purpose

exams.

record

offerings,

us

It

through

of to

1-(800)

at

Aspen™

machine

obstetrical,

the

you

gives

standard

either

dependability

individual

your

please consult

9-ACUSON

and

your

or

a

1096

Service Manual

ix

Preface

ABOUT

THIS

WARNING! This

MANUAL

lethal volta!\es inside death,aswell as individuals

The purposeofthis manualisto familiarize service personnel with

the

basic

operationofthe

maintenance and troubleshooting. Service personnel are expected

to be familiar with

oscilloscope, etc.) as wellasbasic

manualisintended

damagetothe

openin!\ the system.

This

manual

ultrasound

Model

128

upgradedtoXP

512

ultrasound

echocardiography

128

system.

use

the

for

the

Aspen

shouldbeused

service

system

Aspen

useofbasic test

usebytrained

ultrasound

system

For

service

manual

functionality

use

may

only

information

use

ultrasound

service

system. Bodily

result from

when

19018or23151. For

use

49726

48135.

system

equipment

theory.

personnel.

servicing

about

25997.

and

for Sequoia C256

for

(DVM,

There

harm,

untrained

the

Acuson

the

Acuson

the

For

the

are

possibly

Aspen

128XPor

Sequoia

x

Acuson Aspen Ultrasound Systam

1096

ORGANIZATION

Organization

Chapter

manual

This

Introduction

1

• system

contains the followinp;

System

and

general

some

as

well

as

chapters:

Requirements,

guidelines

introduces

system

and

the

Aspen

requirements.

their

System

2

•

Architecture, explains

the

subsystems

major

and

functions.

Power

3

• and

Removing

4

• how

5

6

7

8

•

Subsystem,

introduces

and

to access,

Troubleshooting,

troubleshooting

as

System

Preventive

the

Parts

the

Diagnostics,

to

steps

List,

Aspen

Maintenance,

follow

is

system.

explains the

power

the

Replacing

remove,

explains

the

when

of

Jist

a

and

system.

introduces

parts

power

supplies.

Field

replace

quick

provides

performing

available

distribution, test points

Replaceable

major

guide

System

the

checklist

a

from

Units,

FRUs

faultfinding as

to

Diagnostics.

which

preventive

Acuson

explains

system.

the

in

outlines

maintenance.

servicing

for

well

Appendix

major

your

of

Aspen

diagrams

System

A

• Aspen

Warranty

B

• system's

Drawings,

system

and

warranty

provides

subassemblies.

Service,

and

exploded

provides

Acuson's

view

information

preventive

about

maintenance

program.

1096

Service

Manual

xi

Preface

Key

Conventions

This

manual

uses several special

the svstem. The folloWing list

descriptions.

symbolstorefer to

shows

the symbols

and

the

their

controls

on

OTHER

ASPEN

SYSTEM

Symbol

[LEFT]

CALC

CODE + SIZE

•

WARNING!

IMPORTANT:

Acuson provides special

Description

Represents a soft key

Represents a key, knob, switch,

Means

"Press the CODE

Indicates

Represents a

Representsanimportant

steps

to followtoperform

warning

alphanumeric

keys in different languages. This manual uses English labels for all keys To

convert

Customer

your

system to

another

language, contact

Service representative. For English

keyboard layouts, see the Keyboard section

MANUALS

In

addition

for the Acuson Aspen system:

Acuson

• User

The as the rad

exams.

that reader does

to this manual, the following

Aspen

Manual

Ultrasound

with

Cardiac

User Manual provides

you

perform

standard

ultrasound

and

optional featuresofthe

System Option

infonnation

eXamS.Itexplains

manuals

General

iology, obstetrics, cardiology, gynecologic,

It

also contains

you

use

less frequently.

who

is familiar

not include

administrative

with

sonography

The

User Manual addresses the

ultrasound

trainingorclinical procedures.

or

toggle control

key

and press SIZE"

a procedurE'

statement

and

annotation tenns.

your

Acuson

and

international

of

the

User manual.

are

also

available

Applications

that

you

use

regularly

how

to operate

Aspen

and

andIor

setup

system for

vascular

information

techniques; therefore,

-

it

xii

Acuson

• Transducer

The characteristics maintenance

special purpose transducers

transesophageal transducers,

explains biopsies.Italso provides specifications for on

Aspen

Transducer

Ultrasound

and

Peripherals

and

of

the

procedures.ItproVides informationonhowtouse

howtouse

the

Acuson transducers. In

settingupand

operating

System

Manual

Peripherals

transducer

suchasendocavity

and

transducer

peripheral

General

with

Manual

types,

Applications

Cardiac

explains

transducer

Option

the

safety,

transducers,

interoperative

needle

guidestoperfonn

and

transducers.

power

value tables

additionitcontains information

devices

with

the

Aspen

system.

Acuson Aspen Ultrasound System 1096

-

and

It

Contacting Acuson

CONTACTING

U.S.A.

Acuson Telephone: 1-800-4-ACUSON Fax:

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contact

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3-3316-3999

U

S.A.

596-3148

Pte,

Ltd.

your

Preface

Aspen™

Ultrasound

Service

Introduction and System.

Requirements

System

Manual

cc::uson

CHAPTER 1

Introduction and System Requirements

Introduction to the Aspen System

Reviewing System Requirements

Reviewing Environmental Requirements Electrical Safety Requirements Reviewing Electrical Requirements Instrument Input

Power

Rating Isolated Accessory Outlets Leakage Current Limits System Circuit Breakers

Using Input and Output Connectors

Identifying PCB Type, Version and Revision

Following Basic Precautions

Caring for the System

Cleaning

and

Sanitizing the System

Cleaning Air Filters

Caring for Transducers

Handling Transd ucers Inspecting Transducers About

Transducer

Moving the System

Manual

1-2

1-4

1-';

1-5

1-6

1-7

1-8

1-11 .

1-12

1-13

1-14

1-15

1096

AttaChing Peripherals

Servico Manual

1-15

1-1

Chapter 1 - Introduction

and

System Requirements

INTRODUCTION

TO

THE

ASPEN

The

Aspen

SYSTEM

ultrasound

systemisa mobile, self-contained

svstem specifically for medical applications.

Aspen

The circuit units and

repair. No post-delivery

required for

maintenance

printed circuit

system

boards

(PCBs)

is based

and

subassemblies

on

the use of

modular

knownasfield replaceable

(FRUs). This modularization simplifies on-site service

adjustments

equipment

operation. In most cases, on-site

is accomplished by removing

boards

<PCBs)orsubassemblies.

or calibrations

and

replacing

ultrasound

printed

are

the

1-2

Acuson Aspen Ultrasound System

1096

Introductiontothe Aspen System

1096

Figure 1-1

Aspen

SeNice Manual

System.

Front View

1-3

Chapter

1-Introduction

and

System Requirements

IMPORTANT: IRead this

REVIEWING

Reviewing Environmental Requirements

WARNING!

SYSTEM

chapter

IFederal

law

restricts

REQUIREMENTS

The

Aspen

receive the interference, e.g.,

The environmental

Acuson Aspen System

Temperature

Relative

Heat

Side Clearance

Rear Clearance

the

system's

systern is designedtooperate within

dissipation

before you

this

system care given to

environment

brush-type

limits:

Humidity

bep;in

using the system.

devicetousebyoron

is a stable, rugged device. However, it

any

precision instrument. Make

is free

of

fumes, dirt,

motors

Environmental

15° to 33°C, 59° to 90°F

up

to

90% non-eondensing

5000

Btu

15.0em(6.0 inches)

30.0em(12 inches)

the

orderofa

and

electrical

and

large fields of RF energy.

the

following

Limits

per

hour

physician.

should

sure

that

and

has

the

following physical characteristics:

Acuson Aspen System

Height

Depth

Width

Weight

Ground

Clearance

Physical

135.64em(53.4 in.)

116.80em(46 in.)

62.90 em (24.8 in.)

217

6.35em(2.5 inches)

ChaT8cterstics

kg

(477 lbs.)

1-4

Acuson Aspen Ultrasound System

1096

Reviewing System Requirements

Electrical Safety

.Requirements

WARNING!

This section describes specific electrical characteristics lhat determine

If

you have additional questions, contact

Engineer.

The Aspen system is classified in accordance standard IEC

Standard

Type of protection against electric shock

Degree

Degree of protection against ingress of water

Accessory must data processing Furthermore, all configurations IEC signal medical system, with the requirements of additional questions, contact

equipment

be certified according to the respective IEC

601-1-1.

input

equipment

This

limits for medical devices to IEC 601-1-2:1993 (EN60601-1-2:1994) the

Electromagnetic Compatibility Directive

limits are designed

harmful interference in a typical medical installation. equipment and,ifnot installed may

cause However, there in a particular fashion.

interferencetoother

the

equipment

the

interferencebyoneormore

601-1

as follows:

of protection against electnc shock

connected to

equipment

Any

party

who

partorsignal

and

generates, uses,

harmful

output

is therefore responsible

the

has

been tested

to

provide

and

interference to

is

no

guarantee

devices, which canbedeterminedbyturning

off

and

your

the

and

IEC

601-1

shall

connects additional

part

system

your

used

If

on,

standard IEC 601-1-1.Ifyou

Acuson

reasonable protection against

and

can

in accordance

that the interference

this

equipment

the

user

of the following measures:

and

environmental

system's facility requirements.

your

Acuson

with

analog

comply

is considered to be configuring a

and

other

and

digital interfaces

standards

for medical equipment).

with

the system

equipmenttothe

that

the

Customer

found to comply

89/336/EEC.

radiate

is encouraged to

radio

with

devicesinthe

does

cause

Customer

the system

lEe

60'-'

Class I

TypeBF

Ordinary

(IEC 950 for

system complies

Engineer.

with

This

frequency

the instructions

will

harmful

try

standard

have

the

These

energy

vicinity.

not

occur

to

correct

or

Reviewing Electrical Requirements

1096

or

• Reorient

• Increase

• Connect

the

other

Consult

•

on

other

Acuson 100, indicates

systems options in certain countries notably service. Units configured for 230 VAC generally require 10-A service.

For well-grounded

produces

115,

and

usually

These

optimal

relocate

the

separation between the

the

equipment

device(s)

the

manufacturerorfield service technician for

device

230

VAC.

theACpower

require 15-A service; however, certain

systems

system

wall outlet.

Service Manual

the

receiving device

into

an outletona different circuit from

systems

performance, use a

which

The

required

are

operate

nameplateonthe

for

equipped

The

115

equipment

your

Canada

with

dedicated,

VAC

with

AC

baCk of the

system.

may

2D-A

Acuson

line voltages

system

The

115 VAC

equipment

require

attachment

interference-free,

systems are

2D-A

the

help

plugs.

of

'-5

Chapter 1-Inrroduction

and

System Requirements

Instrument

Input

Power Rating

WARNING!

equipped grounding grade

socket.

Before having

ensure

modify vour

power

that

the

attachment

building's

may

instrument

The the

maximum accessories. your

system serial plate. Table Aspen

Table

1-1

system

Input

System Voltage

115 V

(US.)

115 V (Canada)

with a attachment

To

ensure

reliability, connect it to only an equivalent hospital-

your

system installed by an Acuson

electrical service in

plugoruse an adapter;

power

cause

circuits. Using an extension cord to

your

system to exceed leakage

input.power

power

Depending

may

not

1-1

shows

input

voltages.

Power

VAC

Values for

Maximum Aspen Isolated Accessory Power Power Usage,

1380 1725

1380

your

facility is

rating

has

requirementofyour

upon

the

accessories

draw

the

full

amountofpower

input

power

Aspen

System

VA

VA VA'

VA

Customer

adequate.

doingsomay

current

requirements.

been established to clarify

system

values

Available,

250 VA

with

and

options installed,

for various Acuson

VA

Continuous

400 VA Intermittent

350 VA

Engineer,

Do

not

overload

provide

all

listed on the

Isolated

Accessory

Outlets

WARNING!

Leakage Current Limits

100 V (Japan)

1500

VA

165 VA

230 V 1725 VA 400 VA

• Requires a dedicated outlet for15Aservice.

service. User must ensure adequate power is available.

The

Acuson

outlets

Aspen

system

locatedonthe

has a totaloffour isolated accessory

rearofthe

system, to

Some

options require 2D-A

provide

accessories.

The

system outlets. They from connected accessories. Plug

these

The

total

power Table 1-1. circuit use

breakerofthe

isolated

compromise

Isolated accessory outlets let without

Connecting

resultinchassis

AUX

ONIOFF

are

isolated to protect against chassis leakage currents

outlets.

available is indicated

DO

NOT

overload these

systemorthe

outlets

patient

for accessories can

safety.

increasing

accessories

leakage

the

standby

you

system's

powered

currents

switch controls

only

approved

near

the

outlets outletsasoverloading building

circuit breakers. Failure

degrade

connect

image

approved

leakage current.

from

non-isolated

exceeding

power

accessories

and

quality

safe

levels.

power

to

to these

into

listed in

can

trip

and

accessories

sources

the

to

may

1-6

Acuson Aspen Ultrasound System

1096

Reviewing System Requirements

System Breakers

WARNING!

Circuit

Plug

only sockets. Fililurl' dectricalsafety

Oil/Flit

The Aspen system has

shown

as

protection:

Mains

•

svstem from both sidesofthe mains.Italso servesasthe

whenever

Isolated accessory

.isolated accessory outlets from physical

the

proper

ttl

dosocan

features. For

Co/11leettlrs on

in 1-2. The circuit breakers

input

breaker: This breaker disconnects all

switch. Note

the mains

connectors

damilgl'

complete

the

following

two

input

outlet

into

tlll'

input

and

the

system

description

page.

output

ilnd

Set'

destroy

U;:;;nx

nmnt'ctor

its

Illput

and

circuit breakers on the rear of the system

provide

the

parts

of the

mains

that

a portion of the system is

breaker is on.

breaker

(AUX): This breaker protects the

damage

due

to

Figure

IsolationTransformer.circuit breakers disconnei:\S two, whi«;!t.areinseries protect

1"2' Circuit·Breakers

o"n

the

lsolati@

"the

inputtothe

Tiansfimner.

on

Rear

breakers:

isolaton

the

transformer

system

PrograIiuiiable .

Figure

1-3

Circuit

BreakersonIsolation

P'lllel

There

The

firstinthe

monitor"and

Transformer

are

three circuit

w!tile

primary

the

other

the

Box

1096

Service Manual

1-7

.Chapter 1-IntroductIon and System Requirements

USING

•

I.NPUT

,.

rr

AND

WARNING!

OUTPUT

Input

and system. Figure connectors panel

input

Figure 1-5 the front

Interconnection currents

.....

cuson

exceeding safe levels. For further information, contact

Customer

CONNECTORS

output

shows

panel

connectors are located on

1-4

shows

of

the Acuson Aspen system. Table

and

output

the

input

with

other

the rear

connectors.

Aspen and

system front panel. Table 1-3 describes

output

equipment

door

connectors.

may

Engineer.

the

front

and

back of the

for access to

the

rear panel

1-2

describes the rear

result in chassis leakage

your

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'I

J31

OTEItNAL

T1tIGG£fl

1-8

Figure 1-4

Acuson Aspen Ultrasound System

Aspen

System

Rear

Panel

J3Z

REMOTE

EJI:POS£

Connectors

J33

C-'/Il

VlDf.O

J3.

8IW

VUO

1096

Using Input

and

Output Connectors

Table

No.

2

3

4

5

6

8

9

10

11

12

13

14

15

16

17

18

19

20

Aspen

1-2

Connector

Parallel Printer

External

System

Label InputlOutput Description

SCSI

IOBaseT

External Ethernet

AUI

Aux Serial

B/C

VCR

Betacam

AuxRGBln

AuxRGBOut

RGB

Color Camera

Y-Cln

Y-COut

Color Video

Pixel Clock

External Trigger

Remote Expose

Cam Video

B/WVideo

Rear

Input

and

Output

Input/Output

Centronics Printer Port Centronix Dsub-25p

External

Ethernet 10BaseT R)45 (For future use)

Input/Output

External Ethernet AUI D sub-15p (For future use)

Input/Output

Aux Serial Port

Interlaced Y-C, Stereo (Line Level), Serial Port

Input/Output

Interlaced Y (Line Level), Serial Port

Input Interlaced

Output

Interlaced/ Progressive MAC RGB

Input/Output

Interlaced RGB, Serial

Port

Input Interlaced

Output

Interlaced

Digital Pixel clock BNC BNC

External Trigger For Aux. Device

Output

Camera Expose Control BNC

B/W

video to Camera

Interlaced Y(B/W)

Connectors

SCSI

Interface

/C,

Stereo

RGB

Y-C

Interface

Standard

SCSI

2 Type SCSI2-

B=

RS422

C=

RS232

Proprietary

MACn

II

Connector Type

Dsub-26p

Dsub-25p

Dsub-15p

Dsub-15p -4V

Proprietary Dsub-2Sp

5VHS

SVHS

BNC

Mini-DIN-4p

BNC

SOp

Maximum

Voltage

5V

12V

"

5V

,,12V

"

12V

"

-4V

12V

"

IVpp

5V

SV

IVpp

1096 Service Manual

1-9

Chapter 1-Introduction

and

System Requirements

Figure

Table

1-3

Connector

Label

Name

DL

Transducer

Aspen

System

Front

Description

PluginAcuson DL

Panel

Interface Standard

DL Acuson DL

connector Transducers

MP Transducer Plug in Acuson MP MP

connector Transducers

Audio

output

Headphone

Microphone

with

headphones

Connection

for use

for

external Mon.

microphone jack

Footswitch Connection for

lootswitch

AUXCW

Acuson Auxiliary CW

proprietary IG-pin circular

(optional) Transducer

ECG

AUX

Phona

Pulse/ Respiration

ECG

trace

DC

input

Heartsound

trace

Pulse trace

Respiratory trace

AAMIECGC AAMIECGC

1-5

Input

Aspen

and

System

Output

Connectors

Connector Type

Custom

AcusonMP

Custom Design

Stereo jack

phone

6-pin]ones

1/4"

Phone

1/4"

Phone

1/4"

Phone

Front

Design

phone

Panel

Connectors

InputlOutput

Input/Output

Output

Input

Input/Output

Input

Input/

Output

Input

Maximum

Volt8ge

+150V

IVpp

5Vpp

5V

Use

only Acuson AuxCW Transducers

",5 V

1·10

Acuson Aspen Ultrasound System 1096

Identifying PCB Type, Version,

and

Revision

IDENTIFYING

PCB

TYPE,

VERSION,

Printed circuit boards are identified by revision level. The

type is abbreviated into a

VPB

for

Version of a board appendinganumbertothe

VPB

board, produced VPB2. All these versions refertogenerallyasVPB boards. Except in placeofolder

The foil.

Occasionally a

indicate a revision level

For

Revision levels

Or

should

revision level, which is

when

type

example, revision ''DlUisbetween revisions

markedononeofthe

The

the

Video Processor Board.

numbers

type. The

the

earlier

indicated,

and

version identifiers are etchedinthe

numberisappendedtoan

notbeconfused

AND

board

are usedtodistinguish Significant design changes

new

boards

versions.

are

hand

REVISION

board

type

indicates twoorthree-letter acronym,

version is distinguished from

three-letter type identifier. In case of

were

called VPB. Later

newer

with

marked

version

in

between

writtenonthe

PCB ejectors.

the

PCB fabrication (bare

in the

boards

two

The

copper

type, version

the

board's

alphabetic revision to

alphabetic revision levels.

board

major function.

changes

may

alwaysbeused

board's

un"

and

in indelible

assembly level

etchorsilkscreen.

the

board)

and

such

old

copper

ink

and

as

by

/

Part Number - Serial Number

Figure

1-6

Aspen

System

Board Type Acronym -

Version Number

PCB

Rev.

Level

1096

service

Manual

1-11

Chapter 1 . Introduction

and

System Requirements

FOLLOWING

WARNING!! Servicing the Aspen system shall only be conducted by Acuson trained

CARING

FOR

BASIC

WARNING!

THE

PRECAUTIONS

The following safety precautions shouldbeobserved when servicing the Acuson Aspen system:

Aspen system service provider. Lethal voltages present Under charged even when"the system is Furthermore, the operating bums.

The

means power

maintenance.

inside the Aspen system. Use caution

certain fault conditions the high voltage

unplugged

temperatureofsome

Always consult the User Mnnual pin use

of this system. Also refertothe Basic Safety Precautions section

of

the User Manual for detailed listofbasic precautions.

Aspen system employs a software

that

there

are

live voltages

off. Always

unplug

the systemtoperform

47881

power-on/

present

(upto300

when

bus

from the wall outlet.

components can cause

for proper operation

in the system even

SYSTEM

VDC)

opening the unit.

may

remain

off circuit. This

with

any

cleaning

are

and

the

or

IMPORTANT: I

IMPORTANT:

Cleaning and Sanitizing System

the

WARNING!

The Aspen system requires

Improper

Ultrasound systems they

persons clean, sanitize, performing

•

1 Switch

2

I

DO

system care will void

System care includes inspecting cleaning keys.

For detailed information

Mnnual.

are

To

Dean a

damp

isopropyl alcohol.

NOT

and

sanitizing the system,

are

exposedtopathogens

handling the system. For health reasons, always thoroughly

and/or

maintenance.

clean

or sanitize the system:

the

system

the system cabinet,

cloth soaked in

drip

any liquid

on

sometimes

sterilize

off

and

unplugitfrom

transducer

mild

into

the

proper

your

caring for

which

the

care

warranty.

and

cleaning

and

usedinan

pose

system

soap

and

systemoronto

and

cleaning.

air

filters weekly,

inspecting the illuminating

your

system, consult

environment in which

a potential health

and

its transducers

the

power

holders,

water,orsanitizeitusing

and

storage

the keyboard.

the

hazard

prior

outlet.

bay

User

to

with

'-'2

Acuson Aspen Ultrasound System

1096

Caring for the System

Cleaning

Air

Filters

The Acuson

Aspen

system has three air filters. Air filters on the right rear, left rear, and front side of the system. Refer to the Figure 1-7.

Remove, inspect, and clean the

•.

To

,

2

3

Unplug

To system,

remove

To

remove

pullatthe

the

use

and

clean the

system

the

air

filters locatedonthe right rear

the

tab on each filter to slide it

third

air

top

of the

4 Wash the filtersinwater

them

with

a hand-held

from the

filter locatedonthe left front

air

filter grill.

vacuum

air

filters each week.

air

filters:

power

outlet.

out

with mild detergent

cleaner.

and

sideofthe

and

dry

left

remove

them,orclean

S Replace the filters.

are

located

rearofthe

the filter.

system,

Figure

1096 Servic6 Manual

1·7

Air

Filter Locations

1·13

Chapter 1- Introduction

and

System Requirements

CARING

Handling

Transducers

FOR

IMPORTANT:

TRANSDUCERS

Transducers require proper handling, care,

I

Improper

transducer care will void

Transducer care includes daily inspection, daily cleaning, disinfecting and

sterilization whenever necessary.

It

is important to handle transducers properly:

•

00

NOT

drop

the transducer. Droppingorstriking a transducer against a hard surface can acoustic lens

•

00

NOT transducers present a cracks or breaks, contact immediately.

•

00

NOT pinch or housing becomes cracked openings in the cable, the electrical safety features of the transducer could

•

00

NOT the

first ridge. The transducer is not watertight. Immersing it beyond the first ridge can destroy its electrical safety features. For an

explanation

see the

• Use only recommended agents the

Transducer

will void

Transducer

and

damage

use

a crackedorbroken transducer. Damaged

kink

be

immerse the external

and

illustration of the

Transducer

anddonot

your

and

use

and

Peripherals

warranty. For specific information,

Peripherals

your

damage

the

electrical safety features.

danger

compromised.

of electric shock.Ifa transducer

your

Acuson

the transducer cable.Ifthe transducer

or

broken

transducerinany

Peripherals

ultrasound

those containing

Manual.

and

warranty.

the

transducer

Customer

orifthere

proper

Manual.

coupling

components

Improper

cleaning.

elements

Engineer

are cuts or

liquid

immersion technique

gels

and

transducer care

see

and

beyond

cleaning

described in

the

WARNING!

Inspecting Transducers

About the

Transducer Manual

1-14

00

NOT

use

a transducer severe Engineer. Cracks openingsinthe transducer cable features

collision until it

or

of

the

transducer.

Inspect the transducer lens, case, or

other

damage

find

any

damage, have the

Service.

For transducer specifications

Acuson

Your

reference information.Italso special transducers.

The gels, Acuson compatible disinfecting lists of manufacturers of

Aspl'1l

System

transducer

purpose

transducer

Acuson Aspen Ultrasound System

that

has

been inspectedbyan

other

damagetothe

that

may

Transducer

manual

transducers

manual

contains

also includes lists of Acuson tested coupling

transducer

allow liquids to

has been

can

transducer

and

provides

suchasendovaginal

droppedorsubjected to a

transducer

damage

and

transducer

aM

important

the electrical safety

cable each day. Check for cracks

enter

replacedbyAcuson

Peripherals

informationonhowtouse

and

sterilizing solutions,

supplies.

Acuson Customer

and

cuts

or

the transducer.Ifyou

Customer

power

transducer

values refer to the

Manual

safety

and

transesophageal

47882.

and

1096