Intermec Sabre 1555 RFID User manual

Sabre 1555 RFID and
Bar Code Reader
Service Manual

Intermec Technologies Corporation
6001 36th Avenue West
Everett, WA 98203
U.S.A.
U.S. service and technical support: 1-800-755-5505
U.S. media supplies ordering information: 1-800-227-9947
Canadian service and technical support: 1-800-668-7043
Canadian media supplies ordering information: 1-800-268-6936
Outside U.S.A. and Canada: Contact your local Intermec service supplier.
The information contained herein is proprietary and is provided solely for the purpose of allowing customers to
operate and/or service Intermec manufactured equipment and is not to be released, reproduced, or used for any
other purpose without written permission of Intermec.
Information and specifications in this manual are subject to change without notice.
2002 by Intermec Technologies Corporation
All Rights Reserved
The word Intermec, the Intermec logo, INCA (under license), MobileLAN, JANUS, IRL, Trakker Antares,
EZBuilder, TE 2000, Data Collection Browser, dcBrowser, Data Collection PC, Universal Access Point, UAP,
Duratherm, EasyCoder, Precision Print, PrintSet, Virtual Wedge, and CrossBar are either trademarks or
registered trademarks of Intermec.
Throughout this manual, trademarked names may be used. Rather than put a trademark (or )symbolin
every occurrence of a trademarked name, we state that we are using the names only in an editorial fashion, and
to the benefit of the trademark owner, with no intention of infringement.
There are U.S. and foreign patents pending.

Contents
iii
Contents
Before You Begin v
Warranty Information v
Safety Summary v
Warnings, Cautions, and Notes vi
About This Manual vii
Troubleshooting the 1555
About the 1555 1-3
Troubleshooting 1-4
Troubleshooting Guide 1-4
Replacing Parts in the 1555
Replacing Parts 2-3
Removing and Replacing the Extender Wedge (PDT 1555 only) 2-3
Removing and Replacing the Handle or Handle PCB 2-5
Replacing the Exit Window 2-10
Opening the 1555 2-12
Replacing the Piezo Assembly 2-14
Removing and Replacing the Digital Board 2-15
Replacing the RF Board Assembly 2-18
Removing and Replacing the Scan Engine 2-20
Removing and Replacing the Shield and Chassis Assembly (915 MHz 1555), or the
Antenna Assembly (2.4 GHz 1555) 2-23
Removing and Replacing the Lower Shell 2-26
Replacing the Upper Case Assembly 2-29
Reassembling the 1555 2-30
Testing the 1555
Overview 3-3
Accessories Needed for Testing 3-3
Equipment Needed for Testing 3-3
Replacing Product Labels on the 1555 3-3
Scanner and LED Operation Test 3-4
1
2
3

Sabre 1555 RFID and Bar Code Reader Service Manual
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Bar Code Depth of Field Test 3-5
Setting Up for the Test 3-5
RFID Functional Test 3-7
Radiated Tag Read Test 3-7
Open Air Tag Read Test 3-9
Exploded View and Spare Parts List
Exploded View 4-3
Spare Parts List 4-4
Rework Procedures
Repairing the Mode Button A-3
4
A

Code39Before You Begin
v
Before You Begin
This section introduces you to standard warranty provisions, safety precautions,
warnings and cautions, document formatting conventions, and sources of additional
product information. A documentation roadmap is also provided to guide you in finding
the appropriate information.
Warranty Information
To receive a copy of the standard warranty provision for this product, contact your local
Intermec support services organization. In the U.S.A. call 1-800-755-5505, and in
Canada call 1-800-668-7043. If you live outside of the U.S.A. or Canada, you can find
your local Intermec support services organization on the Intermec Web site at
www.intermec.com.
Safety Summary
Your safety is extremely important. Read and follow all warnings and cautions in this
book before handling and operating Intermec equipment. You can be seriously injured,
and equipment and data can be damaged if you do not follow the safetywarnings and
cautions.
Do not repair or adjust alone Do not repair or adjust energized equipment alone under
any circumstances. Someone capable of providing first aid must always be present for
your safety.
First aid Always obtain first aid or medical attention immediately after an injury.
Never neglect an injury, no matter how slight it seems.
Resuscitation Begin resuscitation immediately if someone is injured and stops
breathing. Any delay could result in death. To work on or near high voltage, you should
be familiar with approved industrial first aid methods.
Energized equipment Never work on energized equipment unless authorized bya
responsible authority. Energized electrical equipment is dangerous. Electrical shock
from energized equipment can cause death. If you must perform authorized emergency
work on energized equipment, be sure that you comply strictly with approved safety
regulations.

Sabre 1555 RFID and Bar Code Reader Service Manual
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Warnings, Cautions, and Notes
The warnings, cautions, and notes in this manual use this format.
Warning
A warning alerts you of an operating procedure, practice, condition, or statement that
must be strictly observed to avoid death or serious injury to the persons working on
the equipment.
Caution
A caution alerts you to an operating procedure, practice, condition, or statement that
must be strictly observed to prevent equipment damage or destruction, or corruption
or loss of data.
Optics
Always wear finger cots or non-powdered latex gloves when handling optical parts
such as the exit window.
Follow ESD
Procedures
Follow ESD Procedures
This icon appears at the beginning of any procedure in this manual that could cause
you to touch components (such as printed circuit boards) that are susceptible to
damage from electrostatic discharge (ESD). When you see this icon, you must follow
standard ESD guidelines to avoid damaging the equipment you are servicing.
Note: Notes are statements that either provide extra information about a topic or contain
special instructions for handling a particular condition or set of circumstances.

Code39Before You Begin
vii
About This Manual
This manual will help you repair and troubleshoot the Sabre 1555 scanner. It also
explains how to replace parts and includes the spare parts list.
This manual is written for service technicians who will troubleshoot and repair the 1555.
For information on operating the Sabre 1555, see:
•the Sabre 1555 RFID & Bar Code Reader Getting Started Guide, P/N 3-740049-01
•the Sabre 1555 RFID & Bar Code Reader Operator’s Guide, P/N 3-740049-00
•the Sabre 1555 RFID & Bar Code Reader Programmer’s Reference Manual,
P/N 072414

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Troubleshooting the 1555
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