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Table of Contents
Chapter 1: Introduction
Using the Scanner......................................................................................................1-1
Chapter 2: Product Information
Physical Considerations ............................................................................................2-1
Environmental Considerations ..................................................................................2-2
Power Considerations................................................................................................2-2
Features and Options.................................................................................................2-3
Scanning Performance ........................................................................................2-3
Communications Protocol...................................................................................2-3
Autodiscrimination .............................................................................................2-4
USB Peripheral Port and Main (POS) Communication Port ..............................2-5
Operator Interface ...............................................................................................2-6
Voice Messages..............................................................................................2-6
LED Status Indicator ......................................................................................2-6
Motion Detector .............................................................................................2-6
Not–On–File .......................................................................................................2-7
Power Supply......................................................................................................2-7
Parameter Programming .....................................................................................2-8
Scan Doctor Diagnostics.....................................................................................2-8
Power–On Wellness Check ............................................................................2-8
Ongoing Wellness Check ...............................................................................2-9
Service Diagnostics ......................................................................................2-10
Soft Power Down/Power Up.............................................................................2-10
Chapter 3: Installation
Preparing for Installation...........................................................................................3-1
Unpack the Unit..................................................................................................3-1
Inspect the Unit for Damage...............................................................................3-1
Verify Correct Cables .........................................................................................3-2
Identifying Available Kits ..................................................................................3-2
Determine Scanner Location ..............................................................................3-3
Installing the 7893.....................................................................................................3-4
USB Keyboard Wedge Communication.............................................................3-5
Programmables...............................................................................................3-5
Tag Message Format ......................................................................................3-5
Connecting Power .....................................................................................................3-6
Modifying the Scanner Program ...............................................................................3-7
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