Alaris Tri-Site 228XXX User manual

Alaris®Products

Technical Service Manual

Alaris®Tri-Site Thermometer

Models

228XXX

May 2006

General Contact Information

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

Customer Advocacy

Clinical and technical feedback.

North America:

Phone: [phone], Ext. 7812
E-Mail: [e-mail]

International:

E-Mail: [e-mail]

Technical and Customer Services - UK only

Maintenance and service information support.

Instrument return, service assistance, and order placement.

Technical Support - North America

Maintenance, service information support, and troubleshooting.

United States:

Phone:

858.458.6003

800.854.7128, Ext. 6003

Canada:

Phone:

Eastern: 800.387.8309
Western: 800.387.8309

Customer Service:

Freephone: 0800 917 8776
E-Mail: UK-Customer­[e-mail]

Technical Service:

Freephone: 0800 389 6972
E-Mail: UK-Technical­[e-mail]

Customer Care - North America only

Instrument return, service assistance, and order placement.

United States:

Phone: [phone]

Canada:

Phone: [phone]

Cardinal Health
Alaris

®

Products

10221 Wateridge Circle

San Diego, California 92121

USA

http://www.cardinal.com/alaris

Cardinal Health
The Crescent, Jays Close
Basingstoke, Hampshire, RG22 4BS,
United Kingdom

http://www.cardinalhealth.co.uk/alaris

International Service Contacts

For service or technical information, contact the nearest Cardinal Health Affiliate Office,

your local representative, or see: http://www.alarismed.co.uk/technical/contacts.html

Chapter 1 - General Information

1.1 Introduction

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

1.2 Warning Definitions

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

1.3 Specifications

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

1.4 Operating Features, Controls and Indicators

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

1-3

1.5 Accessories

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

1.6 Customer and Technical Service

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Chapter 2 - Checkout and Configuration

2.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

2.2 New Instrument Checkout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-1

2.3 Changing Factory Default Settings

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

2.3.1 Mode and Scale

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

2.3.2 Anti-Theft Timer Interval

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Chapter 3 - Preventive Maintenance

3.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

3.2 Preventive Maintenance

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

3.2.1 Visual Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

3.2.2 Startup Check

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

3.2.3 Pulse Timer Check

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

3.2.4 Calibration and Probe Detection Check

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

3.2.5 Probe Simulator Calibration Verification

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

3.3 Cleaning

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

3.3.1 Cleaning Thermometer Buttons

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

Chapter 4 - Principles of Operation

4.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

4.2 Operation Overview

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

4.3 Continuous Measurement Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

4.4 Fast Measurement Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

4.5 Thermometer Subsystems

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

4.5.1 Microcomputer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4

4.5.2 DC Power Regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4

4.5.3 Thermometer Probe Operation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4

4.5.4 Liquid Crystal Display (LCD) Operation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

4.5.5 Thermometer Audio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

4.5.6 Anti-Theft Feature

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

TABLE OF CONTENTS

i

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

Chapter 5 - Corrective Maintenance

5.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

5.2 Disassembly/Resassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

5.2.1 Opening the Case

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3

5.2.2 Anti-Theft Timer Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4

5.2.3 Circuit Board

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5

5.2.4 Probe Wells

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

Chapter 6 - Troubleshooting

6.1 Introduction

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

6.2 Self-Test

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

Chapter 7 - Illustrated Parts Breakdown

7.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

7.2 Illustrations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

7.3 Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

7.4 Ordering Parts

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

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TABLE OF CONTENTS

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

TABLE OF CONTENTS

List of Tables

1-1 Thermometer Models/Versions Covered by this Service Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

3-1 Probe Simulator Settings/Displayed Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

3-2 Resistance Decade Box/Displayed Temperatures

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

3-3 Probe Simulator Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

5-1 Required Materials, Supplies and Tools

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

5-2 Level of Testing Guidelines

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7

6-1 Technical Troubleshooting Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2

6-2 Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5

7-1 Parts List

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2

List of Figures

3-1 Probe Simulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

3-2 Resistance Decade Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

3-3 Probe Simulator Cable Plug

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

4-1 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

5-1 Opening the Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3

5-2 Anti-Theft Jumper Configuration

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4

5-3 Circuit Board

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5

5-4 Probe Wells . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

7-1 Label Placement

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4

7-2 Front/Rear Case, Battery Compartment

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5

7-3 Circuit Board Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-6

7-4 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-7

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Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

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TABLE OF CONTENTS

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

THIS PAGE

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LEFT BLANK

1 GENERAL INFORMATION

Chapter 1 — GENERAL INFORMATION

1-1

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

1.1 INTRODUCTION

This technical service manual describes
how to maintain and service the
Alaris

®

Tri-Site thermometer in its North

American and International versions.
The North American and international

versions of the thermometer function
identically and require the same
maintenance and service. The North
American version is labeled in English, and
the international version uses icons.

The Alaris

®

Tri-Site thermometer is available
in nine models (see Table 1-1) and uses
only P850A disposable probe covers.

This manual is intended for personnel
experienced in analyzing, troubleshooting
and repairing analog and digital electronic
equipment. The Alaris

®

Tri-Site thermometer
Directions for Use describes how to set up
and operate the thermometer.

To avoid damaging the keypad, do not use
sharp objects (pens, pencils, etc.) to activate
switches.

Any attempt to service this product by
anyone other than an authorized Cardinal
Health Service Representative while the
product is under warranty may invalidate the
warranty.

Alaris®Tri-Site thermometer

(International version)

Alaris®Tri-Site thermometer

(North American version)

!

!

GENERAL INFORMATION

1-2

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

The Alaris®Tri-Site thermometer includes a
thermometer, a home base, probes, and
attachment options.

Table 1-1 summarizes thermometer package
contents according to model and version:

1.1 INTRODUCTION (Continued)

Model/

version

Portable

Wall

Mount

Oral/

Axillary

Probe (blue)

Rectal Only
Probe (red)

Home

Base

Carrying

Strap

Probe
Cover

Dispenser

2280OR (North
America)

X X X X X X

2280O (North
America)

X X X X X

2280R (North
America)

X X X X X

2285OR (North
America)

X X X X X

2285O (North
America)

X X X X

2285R (North
America)

X X X X

2281OR
(International)

X X X X X X

2281O
(International)

X X X X X

2281R
(International)

X X X X X

Table 1-1. Thermometer Models/Versions Covered by this Technical Service Manual

GENERAL INFORMATION

1-3

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

1.2 WARNING DEFINITIONS

Refer to the Alaris

®

Tri-Site thermometer

DFU.

1.3 SPECIFICATIONS

Refer to the Alaris

®

Tri-Site thermometer

DFU.

1.4 OPERATING FEATURES, CONTROLS
AND INDICATORS

Refer to the Alaris

®

Tri-Site thermometer

DFU.

1.5 ACCESSORIES

Refer to the Alaris

®

Tri-Site thermometer

DFU.

1.6 CUSTOMER AND TECHNICAL
SERVICE

Refer to “General Contact Information” at
the front of this manual.

GENERAL INFORMATION

1-4

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

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2 CHECKOUT & CONFIGURATION

Chapter 2 — CHECKOUT AND CONFIGURATION

2-1

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

2.1 INTRODUCTION

This chapter describes initial setup and
configuration for the Alaris

®

Tri-Site
thermometer. Due to product changes over
time, configurations described in this chapter
may differ from the instrument being
serviced.

2.2 NEW INSTRUMENT CHECKOUT

Refer to the thermometer Directions for Use
(

DFU) for instructions regarding unpacking

and setup for first time use.
At power up verify the that the thermometer

beeps and all LCD elements flash. This
confirms that the thermometer has passed
its self test and is operating correctly. The
thermometer continually performs a self test
during operation and alarms and displays a
message if it detects an internal malfunction.

Remove the thermometer from use
immediately if it is dropped or severely
jarred. Qualified service personnel must
thoroughly test and inspect the
thermometer before returning to use.

!

2.3 CHANGING FACTORY DEFAULT
SETTINGS

2.3.1 Mode and Scale

The thermometer factory default settings for
mode and temperature scale are Fast Oral
mode, Fahrenheit (°F) temperature scale.

To change the default settings:

1. Press Pulse Timer button for 15 seconds
(until LCD display test begins).

2. To change default settings:
Press the Mode button until the screen

displays the desired mode.
Press the Recall/Temperature Scale

button until the screen displays the
desired temperature scale.

3. Press Pulse Timer button or remove

probe from well to save the new default
settings.

2.3.2 Anti-Theft Timer Interval

Refer to “Anti-Theft Timer Configuration” in
Chapter 5 (Corrective Maintenance).

CHECKOUT AND CONFIGURATION

2-2

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

Thermometer settings revert to default
values following battery replacement.
Qualified hospital/facility personnel must
ensure that hospital-approved default
settings are selected.

!

3 PREVENTIVE MAINTENANCE

Chapter 3 — PREVENTIVE MAINTENANCE

3-1

Alaris®Tri-Site Thermometer

Models 228XXX

Technical Service Manual

3.1 INTRODUCTION

Perform regular and preventive
maintenance inspections to ensure that the
thermometer remains in good operating
condition:

• Perform regular inspections for damage
and cleanliness before each use as
described in the Alaris

®

Tri-Site

thermometer DFU.

• Perform preventive maintenance
inspections annually.

These requirements and guidelines are
intended to complement the intent of Joint
Commission on Accreditation of Healthcare
Organizations (

JCAHO) requirements.

Electrical safety tests are not required for
battery-powered devices.

3.2 PREVENTIVE MAINTENANCE

Qualified service personnel must perform
these periodic maintenance procedures
annually:

• Visual inspection (section 3.2.1).

• Startup check (section 3.2.2).

• Pulse timer check (section 3.2.3).

• Calibration check (section 3.2.4).

• Probe simulator calibration, if applicable
(section 3.2.5).

Cardinal Health offers service agreements
for performing required periodic inspections.

3.2.1 Visual Inspection

Check the case, display, and probes for
damage and cleanliness. (Section 3.3
describes how to clean the thermometer).

Failure to perform regular and preventive
maintenance inspections may result in
improper thermometer operation.

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