NCR 7800 Manuel utilisateur

NCR 7800 Consumer Price

Verifier

User's Guide

BD20-1306-A

Release C

September 1997

The product described in this book is a licensed product of NCR Corporation.

It is the policy of NCR Corporation (NCR) to improve products as new technology, components,

software, and firmware become available. NCR, therefore, reserves the right to change specifications

without prior notice.

All features, functions, and operations described herein may not be marketed by NCR in all parts of

the world. In some instances, photographs are of equipment prototypes. Therefore, before using this

document, consult with your NCR representative or NCR office for information that is applicable and

current.

To maintain the quality of our publications, we need your comments on the accuracy, clarity,

organization, and value of this book.

Address correspondence to:

Retail Systems Group−Atlanta

NCR Corporation

2651 Satellite Blvd.

Duluth, GA 30096

Dayton, Ohio U.S.A.

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Contents

The Consumer Price Verifier ............................................. 1-1

Laser Scanning ............................................................ 1-2

Bar Code Types ........................................................... 1-2

Installation Considerations ................................................ 2-1

Physical Considerations .............................................. 2-1

Ventilation Requirements ............................................ 2-1

Environmental Considerations .................................... 2-2

Power Considerations .................................................. 2-3

Compliance with ADA Guidelines .............................. 2-3

Weight Considerations .................................................. 2-4

Store Layout Considerations ....................................... 2-4

Cable Requirements ......................................................2-5

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

Adapter Back Plate ...................................................... 3-1

Square Post Mounting Considerations ........................ 3-2

Round Post Mounting Considerations ......................... 3-3

Mounting Band ............................................................ 3-4

Connect the Interface Cable ........................................ 3-6

Mount Unit onto Adapter Back Plate .......................... 3-6

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Introducing the NCR 7800

Consumer Price Verifier

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Site Requirements for the

NCR 7800 Consumer Price

Verifier

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Installing the NCR 7800

Consumer Price Verifier

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NCR 7800 Operation .......................................................... 4-1

Scan Pattern Location .................................................. 4-1

Label Orientation ......................................................... 4-2

Label Distance............................................................... 4-2

Audible Read Indicators ............................................... 4-2

Bar Code Quality .......................................................... 4-3

Preventitive Maintenance ............................................. 4-4

Introduction to Customer ............................................. 4-4

Parameter Programming...................................................... 5-1

Programming Tags ....................................................... 5-1

Base Programming State .............................................. 5-3

Programming Mode ...................................................... 5-3

Programming Worksheets ............................................. 5-4

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

ASCII Characters .......................................................... 5-4

Default Modes .............................................................. 5-5

Defaults Table .............................................................. 5-6

Programming Tip ......................................................... 5-8

Communications Protocol .................................................. 5-9

Protocol ........................................................................ 5-9

Good Read Tone ............................................................... 5-10

Tone On/Off ............................................................... 5-10

Tone Frequency .......................................................... 5-10

Tone Length ............................................................... 5-10

Tone Volume .............................................................. 5-11

Timeouts ........................................................................... 5-12

Lockout Time ............................................................. 5-12

Restart Lockout Timer ............................................... 5-12

Active Time ................................................................ 5-12

Multiplier ................................................................... 5-13

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Operating the NCR 7800

Consumer Price Verifier

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Programming the NCR

7800 Consumer Price

Verifier

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Bar Codes - 1 .................................................................... 5-14

UPC/EAN .................................................................. 5-14

Version D ................................................................... 5-14

Extend UPC-A to EAN-13 ........................................ 5-14

Extend UPC-E to UPC-A .......................................... 5-14

Bar Codes - 2 .................................................................... 5-15

Code 39 ...................................................................... 5-15

Minimum Characters Allowed .................................. 5-15

Full ASCII ................................................................. 5-15

Check Digit Present ................................................... 5-15

Transmit Check Digit ................................................ 5-15

Bar Codes - 3 .................................................................... 5-16

Interleaved 2 of 5 ....................................................... 5-16

Bar Code Length ........................................................ 5-17

Value 1 and Value 2 ................................................... 5-17

Check Digit Present ................................................... 5-17

Transmit Check Digit ................................................ 5-17

Bar Codes - 4 .................................................................... 5-18

Code 128 .................................................................... 5-18

Minimum Data Characters Allowed .......................... 5-18

UCC 128 .................................................................... 5-18

Label Identifiers ............................................................... 5-19

Identifier Type ........................................................... 5-19

Default Prefix and Default Suffix ............................. 5-20

None .......................................................................... 5-20

Unique Prefix and Unique Suffix .............................. 5-20

Common Byte 1 and Common Byte 2 ....................... 5-22

Bar Code Type ........................................................... 5-22

Common Byte ............................................................ 5-23

Unique Identifier ....................................................... 5-23

Version Number ......................................................... 5-24

RS-232 Parameters - 1 ..................................................... 5-25

Baud Rate .................................................................. 5-25

Parity ......................................................................... 5-25

Stop Bits and Character Length ................................. 5-25

Handshake ................................................................. 5-26

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RS-232 Parameters - 2 ...................................................... 5-27

BCC Option ................................................................ 5-27

Interface Control ........................................................ 5-27

Check Digit ................................................................ 5-28

Retransmit on ACK/NAK Timer Expiration ............. 5-28

RS-232 Prefix Byte ........................................................... 5-29

Prefix Byte ................................................................. 5-29

ASCII Code ................................................................ 5-29

RS-232 Terminator Byte ................................................... 5-30

Terminator Byte ......................................................... 5-30

ASCII Code ................................................................ 5-30

Power-Up Message ........................................................... 5-31

Set Power-Up Message .............................................. 5-31

Data ............................................................................ 5-31

Display Parameters ........................................................... 5-32

Default Display Time ................................................. 5-32

Character Set Selection .............................................. 5-32

Parameter Version Number ............................................... 5-33

Fault Identification ............................................................. 6-1

Diagnostics ......................................................................... 6-2

Diagnostics Feedback Points ....................................... 6-2

Power-up Diagnostics .................................................. 6-3

Real-time Diagnostics .................................................. 6-4

Extended Diagnostics ................................................... 6-4

Repairing the NCR 7800 ..................................................... 6-6

Further Information ............................................................. 6-7

Demonstration Mode .......................................................... 6-8

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Troubleshooting the NCR

7800 Consumer Price

Verifier

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Communications Protocol ................................................. A-1

Good Read Tone ............................................................... A-1

Timeouts ............................................................................ A-2

Bar Codes - 1 ..................................................................... A-2

Bar Codes - 2 ..................................................................... A-3

Bar Codes - 3 ..................................................................... A-4

Bar Codes - 4 ..................................................................... A-4

Label Identifiers ................................................................ A-5

RS-232 Parameters - 1 ...................................................... A-5

RS-232 Parameters - 2 ...................................................... A-6

RS-232 Prefix Byte ........................................................... A-6

RS-232 Terminator Byte ................................................... A-7

Power-Up Message ........................................................... A-7

Display Parameters ........................................................... A-7

Parameter Version Number ............................................... A-8

Configuration Default ....................................................... A-8

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Programming Worksheets

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Revision Record

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9/95 A First Printing

12/96 B First Update

9/97 C Second Update

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Radio Frequency Interference

Statements

Federal Communications Commission (FCC)

This equipment has been tested and found to comply with the

limits for a Class A digital device, pursuant to Part 15 of FCC

Rules. These limits are designed to provide reasonable

protection against harmful interference when the equipment is

operated in a commercial environment. This equipment

generates, uses, and can radiate radio frequency energy and, if

not installed and used in accordance with the instruction

manual, may cause harmful interference to radio

communications. Operation of this equipment in a residential

area is likely to cause interference in which case the user will

be required to correct the interference at his own expense.

NCR is not responsible for any radio or television

interference caused by unauthorized modification of this

equipment or the substitution or attachment of connecting

cables and equipment other than those specified by NCR.

The correction of interference caused by such unauthorized

modification, substitution or attachment will be the

responsibility of the user. The user is cautioned that changes

or modifications not expressly approved by NCR may void

the user's authority to operate the equipment.

This is a Class A product. In a domestic environment this

product may cause radio interference in which case the

user may be required to take adequate measures.

This device does not contain any user-serviceable parts.

Repair should only be performed by service personnel

authorized and trained by NCR.

Note:

Caution:

Warning:

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Canadian Department of Communications (DOC)

This digital apparatus does not exceed the Class A limits for

radio noise emissions from digital apparatus set out in the

Radio Interference Regulations of the Canadian Department

of Communications.

Le présent appareil numérique n'émet pas de bruits

radioélectriques dépassant les limites applicables aux

appareils numériques de la classe A prescrites dans le

Règlement sur le brouillage radioélectriques édicté par le

ministrère des Communications du Canada.

Voluntary Control Council For Interference (VCCI)

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