Schiller AT-2plus Cómo utilizar

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

AT-2plus

Memory

6-Channel

ECG unit

Service Handbook

SCHILLER AG

Altgasse 68

CH-6340 Baar, Switzerland

Phone: + 41 41 766 42 42

Fax: + 41 41 761 08 80

Home page: http://www.schiller-ag.ch/

June 1998 Article Number: 2.540 014

Operator Manual

Cardio Menu

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

AT-2plus Memory Service Handbook

Article Number 2. 540 014

Issue 1 : June 1998

Associated Documents

Guide to the SCHILLER Interpretation

and Measurement Program E/ D/ F Article No. 2. 510 179

SCHILLER AT-2plus User Guide - English / German / French Article No. 2. 510 220

SCHILLER AT-2plus User Guide - Italian / Spanish / Portuguese Article No. 2. 510 221

Windows is a trademark of Microsoft Corporation.

iii

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

DECLARATION OF CONFORMITY

Diagnostic System: Cardiovit AT-2plus Memory

Serial numbers starting with: 040.

Year of manufacture: 1997 Onwards

We, the undersigned, hereby declare that the medical device (class IIa) specified

above conforms with the essential requirement listed in Annex 1 of EC Directive

93/42/EEC.

This declaration is supported by:

Certificate of approval No.: 11425-01 ISO 9001 (Rev.1994) EN 46001 by SQS

45112-60-01 ISO 9001/08.94 EN 46001 / 12.93 by DEKRA and

45112-16-01 Annex II, Section 3 of the Directive 93/42/EEC

4T !"$

Baar (Switzerland) Dated 20.05.1998

J. J. Schmid Markus Bütler

Research & Development Manager Quality Assurance Manager

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

Where to Obtain Service

America WELCH ALLYN SCHILLER Inc., 7420 Carroll Road, San Diego, CA 92121.

Telephone: (800) 854-2904 Fax: (619) 621-6611

www.welchallyn.com

Asia Pacific SCHILLER Asia Pacific, 10A Jalan SS 3/33, Taman University, 47300 Petaling Jaya, Malaysia

Telephone: +60 3 777 5336

Fax: +60 3 777 5744

Austria SCHILLER Handelsgesellschaft GmbH Medizintechnik, Kampmüllerweg 24, A-4044 Linz,

Austria.

Telephone: +43 732 709 90

Fax: +43 732 757 000

France SCHILLER France S.A, Zac des Luats 58, Route de Champigny, F-94350 Villiers Sur Marne,

France.

Telephone: +33 1 49 41 24 40

Fax: +33 1 49 41 24 49

Germany SCHILLER Medizintechnik GmbH, Rudolf Diesel Strasse 14, D-85521 Ottobrunn, Germany.

(EU-Bevollmächtiger) Telephone: +49 89 629 981 0

Fax: +49 89 609 509 0

Hotline: 089 62 99 81 36

India Schiller Healthcare India Pvt. Ltd. Kalpatarn Chambers, Nanik Motwane Lane, Ground Floor,

Fort, Mumbai 400 023

Telephone: +91 22 263 4381

Fax: +91 22 263 4384

Italy ESAOTE SPA (SCHILLER), Via di Caciolle 15, I-50125 Firenze, Italy.

Telephone: +39 / 055 4229 201

Fax: +39 / 055 4229 208

Switzerland SCHILLER Reomed AG, Riedstrasse 14, CH-8953 Dietikon, Switzerland.

Telephone: +41 1 741 02 09

Fax: +41 1 740 37 10

All other SCHILLER AG, Altgasse 68, CH-6340 Baar, Switzerland.

Countries Telephone: + 41 41 766 42 42 Fax: + 41 41 761 08 80

Home Page: http://www.schiller-ag.ch/

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

Warranty

Disclaimer

The information in this guide has been carefully checked for reliability; however no guarantee is

given as to the correctness of the contents and SCHILLER makes no representations or warranties

regarding the contents of this manual. We reserve the right to revise this document and make

changes in the specification of the product described within at any time without obligation to

notify any person of such revision or change.

Trademarks

SCHILLER and AT-2plus Memory are registered trademarks of SCHILLER AG. All trademarks

are the property of their owners.

transcribe, store in a retrieval system or translate into any language, in any form or by any

means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, any part of

this publication without express written permission of SCHILLER AG.

Terms of Warranty

The SCHILLER AT-2plus Memory is warranted against defects in material and manufacture for

the duration of one year (as from date of purchase). Excluded from this guarantee is damage

caused by an accident or as a result of improper handling. The warranty entitles free replacement

of the defective part. Any liability for subsequent damage is excluded. The warranty is void if

unauthorized or unqualified persons attempt to make repairs.

In case of a defect, contact your dealer or the manufacturer.

The manufacturer can only be held responsible for the safety, reliability, and performance of the

apparatus if:

* assembly operations, extensions, readjustments, modifications, or repairs are carried out by

persons authorized by him, and

* the AT-2plus Memory and approved attached equipment are used in accordance with the

manufacturers instructions.

THERE ARE NO EXPRESS OR IMPLIED WARRANTIES WHICH EXTEND BEYOND THE

WARRANTIES HEREINABOVE SET FORTH. SCHILLER MAKES NO WARRANTY OF

MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO

THE PRODUCT OR PARTS THEREOF.

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

Safety Notices

WARNINGS & CAUTIONS

TO PREVENT ELECTRIC SHOCK DO NOT DISASSEMBLE THE UNIT. NO

SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL

ONLY.

DO NOT USE THIS UNIT IN AREAS WHERE THERE IS ANY DANGER OF EXPLOSION

OR THE PRESENCE OF FLAMMABLE GASES SUCH AS ANAESTHETIC AGENTS.

IF THE DISPLAY IS DAMAGED, A LEAKAGE OF FLUID MAY OCCUR. DO NOT

INHALE THE VAPOUR FROM THIS FLUID AND AVOID CONTACT WITH MOUTH AND

SKIN. IF CONTACT IS MADE, CLEAN CONTAMINATED AREA IMMEDIATELY WITH

FRESH WATER.

THIS PRODUCT IS NOT DESIGNED FOR STERILE USE.

SWITCH THE UNIT OFF BEFORE CLEANING AND DISCONNECT FROM THE MAINS.

DO NOT, UNDER ANY CIRCUMSTANCES, IMMERSE THE UNIT OR CABLE

ASSEMBLIES IN LIQUID.

DO NOT OPERATE THE UNIT IF THE EARTH CONNECTION IS SUSPECT OR IF THE

MAINS LEAD IS DAMAGED OR SUSPECTED OF BEING DAMAGED.

DO NOT USE HIGH TEMPERATURE STERILISATION PROCESSES (SUCH AS

AUTOCLAVING). DO NOT USE E-BEAM OR GAMMA RADIATION STERILISATION.

DO NOT USE SOLVENT CLEANERS

USE ONLY ACCESSORIES AND OTHER PARTS RECOMMENDED OR SUPPLIED BY

SCHILLER AG. USE OF OTHER THAN RECOMMENDED OR SUPPLIED PARTS MAY

RESULT IN INJURY INACCURATE INFORMATION AND/ OR DAMAGE TO THE UNIT.

THIS UNIT COMPLIES WITH EMC REGULATIONS FOR MEDICAL PRODUCTS WHICH

AFFORDS PROTECTION AGAINST EMISSIONS AND ELECTRICAL INTERFERENCE.

HOWEVER SPECIAL CARE MUST BE EXERCISED WHEN THIS UNIT IS USED WITH

HIGH FREQUENCY EQUIPMENT.

IT MUST BE ENSURED THAT NEITHER THE PATIENT NOR THE ELECTRODES

(INCLUDING THE NEUTRAL ELECTRODE) COME INTO CONTACT WITH OTHER

PERSONS OR CONDUCTING OBJECTS (EVEN IF THESE ARE EARTHED).

THERE IS NO DANGER WHEN USING THE ECG UNIT FOR A PACEMAKER PATIENT

OR WITH SIMULTANEOUS USE OF OTHER ELECTRICAL STIMULATION

EQUIPMENT. HOWEVER, THE STIMULATION UNITS SHOULD ONLY BE USED AT A

SUFFICIENT DISTANCE FROM THE ELECTRODES. IN CASE OF DOUBT, THE PATIENT

SHOULD BE DISCONNECTED FROM THE RECORDER.

vii

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

Safety Notices

WARNINGS & CAUTIONS

THIS UNIT IS CF CLASSIFIED ACCORDING TO IEC 601-1. THIS MEANS

THAT THE PATIENT CONNECTION IS FULLY ISOLATED AND DEFIBRILLATION

PROTECTED. SCHILLER CAN ONLY GUARANTEE PROTECTION AGAINST

DEFIBRILLATION VOLTAGE, HOWEVER, WHEN THE ORIGINAL SCHILLER PATIENT

CABLE IS USED.

WHEN NON-MEDICAL DEVICES ARE CONNECTED TO THE RS-232 INTERFACE

ENSURE THAT BOTH UNITS ARE SECURELY CONNECTED TO THE SAME EARTH

POTENTIAL.

WHEN OPERATING THE UNIT ON BATTERY AND SIMULTANEOUSLY USING NON-

MEDICAL DEVICES, THE RS-232 INTERFACE MUST BE FULLY ISOLATED.

AN EXTERNAL DEVICE MUST ONLY BE CONNECTED USING THE ORIGINAL

SCHILLER INTERFACE CABLE ASSEMBLY.

BEFORE USING THE UNIT, ENSURE THAT AN INTRODUCTION REGARDING THE

UNIT FUNCTIONS AND THE SAFETY PRECAUTIONS HAS BEEN PROVIDED BY A

SCHILLER REPRESENTATIVE.

THE GUIDELINES FOR PATIENT ELECTRODE PLACEMENT ARE PROVIDED AS ON

OVERVIEW ONLY. THEY ARE NOT A SUBSTITUTE FOR MEDICAL EXPERTISE.

THIS UNIT IS PROVIDED FOR THE EXCLUSIVE USE OF QUALIFIED PHYSICIANS OR

PERSONNEL UNDER THEIR DIRECT SUPERVISION. THE NUMERICAL AND

GRAPHICAL RESULTS AND ANY INTERPRETATION DERIVED FROM A RECORDING

MUST BE EXAMINED WITH RESPECT TO THE PATIENTS OVERALL CLINICAL

CONDITION. THE RECORDING PREPARATION QUALITY AND THE GENERAL

RECORDED DATA QUALITY, WHICH COULD EFFECT THE REPORT DATA

ACCURACY, MUST ALSO BE TAKEN INTO ACCOUNT.

IT IS THE PHYSICIANS RESPONSIBILITY TO MAKE THE DIAGNOSIS OR TO OBTAIN

EXPERT OPINION ON THE RESULTS, AND TO INSTITUTE CORRECT TREATMENT

IF INDICATED.

viii

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

What's in this book

The service philosophy for the AT-2plus Memory is fault finding to module level. The purpose of

this book is to provide all the information necessary to enable the service engineer to efficiently

locate and replace a faulty module. This book assumes no detailed knowledge of the AT-2plus

Memory but does require that the service engineer is familiar with standard workshop practices.

The book is divided into the following chapters:

Chapter 1 - Operating Elements

The purpose of this chapter is to provide an easy reference for all the main operator functions and

to give a basic introduction to the AT-2plus Memory. This chapter gives details of the operator

controls with the operation and function of each key briefly explained. The information in this

chapter provides a background to the operating functions only. Complete operating information

is provided in the SCHILLER AT-2plus User Guide.

Chapter 2 - Functional Overview

This chapter provides a functional overview of the AT-2plus Memory. The description is supported

by functional block diagrams.

Chapter 3 - Fault Diagnosis

This chapter provides a guide to locate a fault to module level. The diagnostics are presented in

a logical sequence of fault finding algorithms and procedures. Illustrations are provided to support

the text where needed.

Chapter 4 - Module Removal and Replacement

This chapter gives an overview of the physical construction of the AT-2plus Memory with the

main physical attributes of the unit briefly described. The physical description is supported by

illustrations showing the internal location of all modules. Removal and replacement instructions

for all removable modules are also provided in this chapter. Each procedure is autonomous with

details of tools, jumper settings, adjustments and settings or special requirements that are required

before and after replacement. Functional checks that must be carried out after replacing a module

are also provided.

Chapter 5 - Adjustments

This chapter provides all adjustments and settings. Also detailed in this chapter are basic functional

test procedures that can be performed to check the functioning of the unit.

Chapter 6 - Spare Parts

This chapter provides the part numbers and reordering information for all replaceable modules.

Also included in this chapter are details of any special test equipment or special tools required for

adjustment or fault finding procedures.

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

What's in this book

Chapter 7 - Technical Data

The full technical specification of the AT-2plus Memory is given in this chapter.

Chapter 8 - Glossary

This chapter explains all the acronyms and signal titles used in this book and in the AT-2plus

Memory circuit diagrams.

Index

Circuit Diagrams & Board layouts

The circuit diagrams and component layouts are provided for all boards. These details are provided

for information only.

We need your help

The philosophy of SCHILLER is one of continuous

improvement. Our aim is to provide the user with the most

up-to-date information and the latest technological

developments.

Your suggestions and comments are welcome on all

SCHILLER documentation. Please contact the SCHILLER

Technical Documentation Department.

Fax No: + 41 (0)41 761 03 34

Page 1.1

Chapter 1

Operating Elements

SCHILLER AT-2plus 6-Channel ECG Unit

SERVICE HANDBOOK Issue 1 June 1998

Chapter 1

Operating Elements

Contents

Introduction 1.2

List of Symbols 1.2

Location & Power 1.3

Switching On and Off 1.3

The Keyboard 1.4

LCD Screen 1.6

AT-2plus Short Form Operating Instructions 1.7

Modes of Operation 1.8

Automatic Mode 1.9

Manual Mode 1.10

Settings 1.12

Automatic Mode (ECG) Settings 1.20

Memory and Data Transmission Option 1.24

Erasing Memory Files 1.25

Transmitting Stored Files 1.25

Transmission Settings 1.25

Modem Transmission 1.26

Line Transmission 1.27

Software Updating via RS-232 1.28

Care & Maintenance 1.29

Replacing the Recording Paper 1.31

Thermal Paper Handling 1.32

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