Philips Speechmike6284 Configuration Manual
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Philips Speechmike6284 Configuration Manual

Philips Speechmike6284 Configuration Manual

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ADVANCED SCANNER
CONFIGURATION GUIDE
SPEECHMIKE
SPEECHMIKE
SCANNER
SCANNER
TM
TM
6284
6284
6294
6294
PHI

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Summary of Contents for Philips Speechmike6284

  • Page 1 SPEECHMIKE SPEECHMIKE SCANNER SCANNER 6284 6284 6294 6294 ADVANCED SCANNER CONFIGURATION GUIDE...
  • Page 2 ATTENTION: For confi guring the 6284 keyboard language, prefi x, and suffi x please use the bar code confi guration application <BarcodeConfi g.exe> provided on the installation CD. Use this booklet only if the confi guration of your SpeechMike Pro Scanner is not suffi cient with this application.

  • Page 3: Table Of Contents

    Contents Operational Parameters ............Enable/Disable UPC-A .
  • Page 4 NOTIS Editing ............. . . Enable/Disable MSI Plessey .

  • Page 5: Operational Parameters

    Parameter Menus This manual describes the programmable parameters, provides bar codes for programming, and hexadecimal equivalents for host download programming. Operational Parameters The 6284 is shipped with the default settings shown in Table 1 . These default values are stored in non-volatile memory and are preserved even when the scanner is powered down.
  • Page 6 Table 1. Default Table (Continued) Parameter Page Number Parameter Number Default Bookland EAN 0x 53 Disable Decode UPC/EAN Supplementals 0x 10 Ignore Decode UPC/EAN Supplemental 0x 50 Redundancy Transmit UPC-A Check Digit 0x28 Enable Transmit UPC-E Check Digit 0x 29 Enable Transmit UPC-E1 Check Digit 0x2A...
  • Page 7 Table 1. Default Table (Continued) Parameter Page Number Parameter Number Default Code 39 Code 39 0x00 Enable Trioptic Code 39 0x0D Disable Convert Code 39 to Code 32 0x56 Disable Code 32 Prefix 0xE7 Disable Set Length(s ) for Code 39 0x12 2-55 0x13...
  • Page 8 Table 1. Default Table (Continued) Parameter Page Number Parameter Number Default Convert I 2 of 5 to EAN 13 0x52 Disable Discrete 2 of 5 Discrete 2 of 0x0 5 Disable Set Length(s) for D 2 of 5 0x14 0x 15 Codabar Codabar 0x07...

  • Page 9: Set Default Parameter

    Set Default Parameter Scanning this bar code returns all parameters to the values listed in Table 1 on page 5. SET ALL DEFA ULTS...

  • Page 10: Beeper Tone

    Beeper Tone Parameter # 0x91 To select a decode beep frequency (tone), scan the appropriate bar code. LOW FREQUENCY (0x02) MEDIUM FR EQUENCY (0x01) HIGH FREQUENCY (0x00)

  • Page 11: Beep After Good Decode

    Beep After Good Decode Parameter # 0x38 Scan this symbol if you want the unit to beep after a good decode. BEEP AFTER GOOD DECODE (0x01) Scan this symbol if you want the unit not to beep after a good decode. The beeper still operates during parameter menu scanning and indicates error conditions.
  • Page 12 Transmit “No Read” Message Parameter # 0x5E When enabled, if a symbol does not decode, “NR” is transmitted. Any prefix or suffixes which have been enabled are appended around this message. ENABLE NO READ (0x01) When disabled, if a symbol does not read, nothing is sent to the host. DISABLE NO READ (0x00)

  • Page 13: Parameter Scanning

    Parameter Scanning Parameter # 0xEC To disable decoding of parameter bar codes, scan the bar code below. Note that the Set Defaults parameter bar code will still be decoded. To enable decoding of parameter bar codes, either scan ENABLE PARAMETER SCANNING, SET ALL DEFAULTS or set this parameter to 0x01 via a serial command.

  • Page 14: Linear Code Type Security Level

    Linear Code Type Security Level Parameter # 0x4E Note: Does not apply to Cod e 12 8. The 6284 offers four levels of decode security for linear code types (e.g. Code 39, Interleaved 2 of 5). Higher security levels are selected for decreasing levels of bar code quality.

  • Page 15: Linear Security Level 2

    Linear Security Level 2 The following code types must be successfully read twice before being decoded: Code Ty pe Length LINEAR SECURITY LEVEL 2 (0x02) Linear Security Leve l 3 Code types other than the following must be successfully read twice before being decoded.

  • Page 16: Linear Security Level 4

    Linear Security Level 4 The following code types must be successfully read three times before being decoded: Code Ty pe Length LINEAR SECURITY LEVEL 4 (0x04)
  • Page 17 Bi-directional Redundancy Parameter # 0x43 This parameter is only valid when a Linear Code Type Security Level has been enabled (see page 14). When this parameter is enabled, a bar code must be successfully scanned in both directions (forward and reverse) before being decoded. ENABLE BI-DIRECTIONAL REDUNDANC Y (0x01) DISABLE BI-DIRECTIONAL REDUNDANCY...

  • Page 18: Enable/Disable Upc-A

    UPC/EAN Enable/Disable UPC-A Parameter # 0x01 To enable or disable UPC-A, scan the appropriate bar code below. ENABLE UP C-A (0x01) DISABLE UPC-A (0x00)

  • Page 19: Enable/Disable Upc-E

    Enable/Disable UPC-E Parameter # 0x02 To enable or disable UPC-E, scan the appropriate bar code below. ENABLE UPC-E (0x01) DISABLE UPC-E (0x00)

  • Page 20: Enable/Disable Upc-E1

    Enable/Disable UPC-E1 Parameter # 0x0C To enable or disable UPC-E1, scan the appropriate bar code below. ENABLE UP C-E1 (0x01) DISABLE UPC-E1 (0x00)

  • Page 21: Enable/Disable Ean-8

    Enable/Disable EAN- 8 Parameter # 0x04 To enable or disable EAN-8, scan the appropriate bar code below. ENABLE EAN- 8 (0x01) DISABLE EAN-8 (0x00)

  • Page 22: Enable/Disable Ean-13

    Enable/Disable EAN-13 Parameter # 0x03 To enable or disable EAN-13, scan the appropriate bar code below. ENABLE EAN-1 3 (0x01) DISABLE EAN-1 3 (0x00)

  • Page 23: Enable/Disable Bookland Ean

    Enable/Disable Bookland EAN Parameter # 0x53 To enable or disable EAN Bookland, scan the appropriate bar code below. ENABLE BOOKLA ND EAN (0x01) DISAB LE BOOKLAND EAN (0x00)

  • Page 24: Decode Upc/Ean Supplementals

    SE-923 is Decode UPC/EAN Supplementals Parameter # 0x10 Supplementals are additionally appended characters (2 or 5) according to specific code format conventions (e.g., UPC A+2, UPC E+2, EAN 8+2). Three options are available. If UPC/EAN with supplemental characters is selected, UPC/EAN symbols without supplemental characters are not decoded.
  • Page 25 Decode UPC/EAN Supplementals (cont’d) DECODE UPC/EAN WITH SUPPLEMENTAL S (0x01) IGNORE UP C/EAN WITH SUPPLEMENTALS (0x00) AUTO DISCRIMINATE UPC/EAN SU PPL EMENTAL S (0x02)

  • Page 26: Decode Upc/Ean Supplemental Redundancy

    Decode UPC/EAN Supplemental Redundancy Parameter #0x50 With Autodiscriminate UPC/EAN Supplementals selected, this option adjusts the number of times a symbol without supplementals will be decoded before transmission. The range is from 2 to 20 times. Five or above is recommended when decoding a mix of UPC/EAN symbols with and without supplementals, and the autodiscriminate option is selected.

  • Page 27: Transmit Upc-A Check Digit

    Tr ansmit UPC-A Check Digit Parameter # 0x28 Scan the appropriate bar code below to transmit the symbol with or without the UPC-A check digit. TRANSMIT UPC-A CHECK DIGIT (0x01) DO NOT TRANSMIT UPC-A CHECK DIGIT (0x00)

  • Page 28: Transmit Upc-E Check Digit

    Tr ansmit UPC-E Check Digit Parameter # 0x29 Scan the appropriate bar code below to transmit the symbol with or without the UPC-E check digit. TRANSMIT UPC-E CHECK DIGIT (0x01) DO NOT TRANSMIT UPC-E CHECK DIGIT (0x00)

  • Page 29: Transmit Upc-E1 Check Digit

    Tr ansmit UPC-E1 Check Digit Parameter # 0x2A Scan the appropriate bar code below to transmit the symbol with or without the UPC-E1 check digit. TRANSMIT UP C-E1 CHECK DIGIT (0x01) DO NOT TRANSMIT UP C-E1 CHECK DIGIT (0x00)

  • Page 30: Upc-A Preamble

    UPC-A Preamble Parameter # 0x22 Three options are given for lead-in characters for UPC-A symbols transmitted to the host device: transmit system character only, transmit system character and country code (“0” for USA), and no preamble transmitted. The lead-in characters are considered part of the symbol.

  • Page 31: Upc-E Preamble

    UPC-E Preamble Parameter # 0x23 Three options are given for lead-in characters for UPC-E symbols transmitted to the host device: transmit system character only, transmit system character and country code (“0” for USA), and no preamble transmitted. The lead-in characters are considered part of the symbol.

  • Page 32: Upc-E1 Preamble

    UPC-E1 Preamble Parameter # 0x24 Three options are given for lead-in characters for UPC-E1 symbols transmitted to the host device: transmit system character only, transmit system character and country code (“0” for USA), and no preamble transmitted. The lead-in characters are considered part of the symbol.

  • Page 33: Convert Upc-E To Upc-A

    Convert UPC-E to UPC-A Parameter # 0x25 This parameter converts UPC-E (zero suppressed) decoded data to UPC-A format before transmission. After conversion, data follows UPC-A format and is affected by UPC-A programming selections (e.g., Preamble, Check Digit). Scanning DO NOT CONVERT UPC-E TO UPC-A allows you to transmit UPC-E (zero suppressed) decoded data.

  • Page 34: Convert Upc-E1 To Upc-A

    CONVERT UPC- E1 TO UP C-A (ENABLE ) (0x01) DO NO T CONVERT UPC-E1 TO UPC-A (DISABLE) (0x00)

  • Page 35: Ean Zero Extend

    EAN Zero Extend Parameter # 0x27 When this parameter is enabled, five leading zeros are added to decoded EAN-8 symbols to make them compatible in format to EAN-13 symbols. Disabling this parameter returns EAN-8 symbols to their normal format. ENABLE EAN ZERO EXT END (0x01) DISABLE EAN ZERO EXTEND (0x00)

  • Page 36: Convert Ean-8 To Ean-13 Type

    Convert EAN-8 to EAN-13 Type Parameter # 0xE0 When EAN Zero Extend is enabled, this parameter gives you the option of labeling the extended symbol as either an EAN-13 bar code, or an EAN-8 bar code. This affects Transmit Code ID Character and DECODE_DATA message. When EAN Zero Extend is disabled, this parameter has no effect on bar code data.

  • Page 37: Upc/Ean Security Level 0

    UPC/EAN Security Level Parameter # 0x4D The 6284 offers four levels of decode security for UPC/EAN bar codes. Increasing levels of security are provided for decreasing levels of bar code quality. There is an inverse relationship between security and scanner aggressiveness, so be sure to choose only that level of security necessary for any given application.
  • Page 38 UPC/EAN Security Level 2 If you are experiencing mis-decodes of poorly printed bar codes, and the mis-decodes are not limited to characters 1, 2, 7, and 8, select this security level. UP C/EAN SECURITY LEVEL 2 (0x02) UPC/EAN Security Level 3 If you have tried Security Level 2, and are still experiencing misdecodes, select this security level.

  • Page 39: Upc/Ean Coupon Code

    UPC/EAN Coupon Code Parameter # 0x55 When enabled, this parameter decodes UPC-A, UPC-A with 2 supplemental characters, UPC-A with 5 supplemental characters, and UPC-A/EAN128 bar codes. Autodiscriminate UPC/EAN Supplementals must be enabled. ENABLE UPC/EAN COUPON CODE (0x01) DISABLE UPC/EAN COUPON CODE (0x00)

  • Page 40: Enable/Disable Uss-128

    Code 128 Enable/Disable USS-128 Parameter # 0x08 To enable or disable Code 128, scan the appropriate bar code below. ENABLE USS-128 (0x01) DISAB LE USS-128 (0x00)

  • Page 41: Enable/Disable Ucc/Ean-128

    Enable/Disable UCC/EAN-128 Parameter # 0x0E To enable or disable UCC/EAN-128, scan the appropriate bar code below. (See Appendix A,Miscellaneous Code Information for details on UCC/EAN-128.) ENABLE U CC/EAN-128 (0x01) DISABLE UCC/ EAN-128 (0x00)

  • Page 42: Enable/Disable Isbt 128

    Enable/Disable ISBT 128 Parameter # 0x54 To enable or disable ISBT 128, scan the appropriate bar code below. ENABLE ISBT 12 8 (0x01) DISAB LE ISBT 12 8 (0x00) Lengths for Code 128 No length setting is requ ired for Co de 1 28. The default setting is Any Length.

  • Page 43: Enable/Disable Code 39

    Code 39 Enable/Disable Code 39 Parameter # 0x00 To enable or disable Code 39, scan the appropriate bar code below. ENABLE CODE 39 (0x01) DISABLE CODE 39 (0x00)

  • Page 44: Enable/Disable Trioptic Code 39

    Enable/Disable Trioptic Code 39 Parameter # 0x0D Trioptic Code 39 symbols always contain six characters. Trioptic Code 39 and Code 39 Full ASCII should not be enabled simultaneously. To enable or disable Trioptic Code 39, scan the appropriate bar code below. ENABLE TR IOPTIC CODE 39 (0x01) DISABLE TRIOPTIC CODE 39...

  • Page 45: Convert Code 39 To Code 32

    Convert Code 39 to Code 32 Parameter # 0x56 Scan this symbol if you want to convert Code 39 to Co de 32. CONVERT CODE 39 TO CODE 32 (ENABLE ) (0x01) Note: Code 39 must be enabled in order for this parameter to function . Scan this symbol if you do not want to convert Code 39 to Code 32.

  • Page 46: Code 32 Prefix

    Code 32 Prefix Parameter # 0xE7 Enable this parameter to add the prefix character “A” to all Co de 32 bar codes. Convert Code 39 to Code 32 must be enabled for this parameter to function. ENAB LE CODE 32 PREFIX (0x01) DISABLE CODE 32 PREFIX (0x00)

  • Page 47: Set Lengths For Code 39

    Set Lengths for Code 39 Parameter # L1 = 0x12, L2 = 0x13 Lengths for Code 39 may be set for any length, one or two discrete lengths, or lengths within a specific range. The length of a code refers to the number of characters (i.e., human readable characters), including check digit(s) the code contains.
  • Page 48 Set Lengths for Code 39 Length Within Range - This option allows you to decode a code type within a specified range. For example, to decode Code 39 symbols containing between 4 and 12 characters, first scan Code 39 Length Within Range. Then scan 0, 4, 1 and 2 (single digit numbers must always be preceded by a leading zero).

  • Page 49: Code 39 Check Digit Verification

    Code 39 Check Digit Verification Parameter # 0x30 When enabled, this parameter checks the integrity of a Code 39 symbol to ensure it complies with specified algorithms. Only those Code 39 symbols which include a modulo 43 check digit are decoded when this parameter is enabled.

  • Page 50: Transmit Code 39 Check Digit

    Transmit Code 39 Check Digit Parameter # 0x2B Scan this symbol if you want to transmit the check digit with the data. TRANSMIT CODE 39 CHECK DIGIT (ENABLE ) (0x01) Scan this symbol if you want to transmit the data without the check digit. DO NO T TRANSMIT CODE 39 CHECK DIGIT (DISABLE) (0x00)

  • Page 51: Enable/Disable Code 39 Full Ascii

    Enable/Disable Code 39 Full ASCII Parameter # 0x11 To enable or disable Code 39 Full ASCII, scan the appropriate bar code below. When enabled, the ASCII character set assigns a code to letters, punctuation marks, numerals, and most control keystrokes on the keyboard. The first 32 codes are non-printable and are assigned to keyboard control characters such as BACKSPACE and RETURN.

  • Page 52: Enable/Disable Code 93

    Code 93 Enable/Disable Code 93 Parameter # 0x09 To enable or disable Code 93, scan the appropriate bar code below. ENABLE CODE 93 (0x01) DISABLE CODE 93 (0x00)

  • Page 53: Set Lengths For Code 93

    Set Lengths for Code 93 Parameter # L1 = 0x1A, L2 = 0x1B Lengths for Code 93 may be set for any length, one or two discrete lengths, or lengths within a specific range. The length of a code refers to the number of characters (i.e., human readable characters), including check digit(s) the code contains.

  • Page 54: Set Lengths For Code 93

    Set Lengths for Code 93 Length Within Range - This option allows you to decode a code type within a specified range. For example, to decode Code 93 symbols containing between 4 and 12 characters,first scan Code 93 Length Within Range. Then scan 0, 4, 1 and 2 (single digit numbers must always be preceded by a leading zero).

  • Page 55: Enable/Disable Interleaved 2 Of 5

    Interleaved 2 of 5 Enable/Disable Interleaved 2 of 5 Parameter # 0x06 To enable or disable Interleaved 2 of 5, scan the appropriate bar code below. ENABLE INTERLEAVED 2 OF 5 (0x01) DISABLE INTERLEAVED 2 OF 5 (0x00)

  • Page 56: Set Lengths For Interleaved 2 Of 5

    Set Lengths for Interleaved 2 of 5 Parameter # L1 = 0x16, L2 = 0x17 Lengths for I 2 of 5 may be set for any length, one or two discrete lengths, or lengths within a specific range. The length of a code refers to the number of characters (i.e., human readable characters) the code contains, and includes check digits.
  • Page 57 Set Lengths for Interleaved 2 of 5 Length Within Range - This option allows you to decode a code type within a specified range. For example, to decode I 2 of 5 symbols containing between 4 and 12 characters, first scan I 2 of 5 Length Within Range. Then scan 0, 4, 1 and 2 (single digit numbers must always be preceded by a leading zero).

  • Page 58: I 2 Of 5 Check Digit Verification

    I 2 of 5 Check Digit Verification Parameter # 0x31 When enabled, this parameter checks the integrity of an I 2 of 5 symbol to ensure it complies with a specified algorithm, either USS (Uniform Symbology Specification), or OPCC (Optical Product Code Council). DISAB LE (0x00) USS CHECK DIGIT...

  • Page 59: Transmit I 2 Of 5 Check Digit

    Transmit I 2 of 5 Check Digit Parameter # 0x2C Scan this symbol if you want to transmit the check digit with the data. TRANSMIT I 2 of 5 CHECK DIGIT (ENABLE ) (0x01) Scan this symbol if you want to transmit the data without the check digit. DO NOT TRANSMIT I 2 of 5 CHECK DIGIT (DISABLE) (0x00)

  • Page 60: Convert I 2 Of 5 To Ean-13

    Convert I 2 of 5 to EAN-13 Parameter # 0x52 This parameter converts a 14 character I 2 of 5 code into EAN-13, and transmits to the host as EAN-13. In order to accomplish this, the I 2 of 5 code must be enabled, one length must be set to 14, and the code must have a leading zero and a valid EAN-13 check digit.

  • Page 61: Enable/Disable Discrete 2 Of 5

    Discrete 2 of 5 Enable/Disable Discrete 2 of 5 Parameter # 0x05 To enable or disable Discrete 2 of 5, scan the appropriate bar code below. ENABLE DISCRETE 2 OF 5 (0x01) DISABLE DISCRETE 2 OF 5 (0x00)

  • Page 62: Set Lengths For Discrete 2 Of 5

    Set Lengths for Discrete 2 of 5 Parameter # L1 = 0x14, L2 = 0x15 Lengths for D 2 of 5 may be set for any length, one or two discrete lengths, or lengths within a specific range. The length of a code refers to the number of characters (i.e., human readable characters) the code contains, and includes check digits.
  • Page 63 be preceded by a leading zero). Numeric bar codes begin on page 78. If you make an error, or wish to change your selection, scan the CANCEL bar code on page 80. D 2 of 5 - LENGTH WITHIN RANGE Any Length - Scanning this option allows you to decode D 2 of 5 symbols containing any number of characters.

  • Page 64: Enable/Disable Codabar

    Codabar Enable/Disable Codabar Parameter # 0x07 To enable or disable Codabar, scan the appropriate bar code below. ENABLE CODABAR (0x01) DISABLE CODABA R (0x00)

  • Page 65: Set Lengths For Codabar

    Set Lengths for Codabar Parameter # L1 = 0x18, L2 = 0x19 Lengths for Codabar may be set for any length, one or two discrete lengths, or lengths within a specific range. The length of a code refers to the number of characters (i.e., human readable characters) the code contains.
  • Page 66 always be preceded by a leading zero). Numeric bar codes begin on page 78. If you make an error, or wish to change your selection, scan the CANCEL bar code on page 80. CODA BAR - LENGTH WITHIN RANGE Any Length - Scanning this option allows you to decode Codabar symbols containing any number of characters.

  • Page 67: Clsi Editing

    CLSI Editing Parameter # 0x36 When enabled, this parameter strips the start and stop characters and inserts a space after the first, fifth, and tenth characters of a 14-character Codabar symbol. Note: Symbol length does not include start and stop characters. ENABLE CLSI EDITING (0x01) DISABLE CLSI EDITING...

  • Page 68: Notis Editing

    NOTIS Editing Parameter # 0x37 When enabled, this parameter strips the start and stop characters from decoded Codabar symbol. ENABLE NOTIS EDITING (0x01) DISABLE NOTIS EDITING (0x00)

  • Page 69: Enable/Disable Msi Plessey

    MSI Plessey Enable/Disable MSI Plessey Parameter # 0x0B To enable or disable MSI Plessey, scan the appropriate bar code below. ENABLE MSI PLESSEY (0x01) DISABLE MSI PLESSEY (0x00)

  • Page 70: Set Lengths For Msi Plessey

    Set Lengths for MSI Plessey Parameter # L1 = 0x1E, L2 = 0x1F Lengths for MSI Plessey may be set for any length, one or two discrete lengths, or lengths within a specific range. The length of a code refers to the number of characters (i.e., human readable characters) the code contains, and includes check digits.
  • Page 71 Length Within Range - This option allows you to decode a code type within a specified range. For example, to decode MSI Plessey symbols containing between 4 and 12 characters, first scan MSI Plessey Length Within Range. Then scan 0, 4, 1 and 2 (single digit numbers must always be preceded by a leading zero).

  • Page 72: Msi Plessey Check Digits

    MSI Plessey Check Digits Parameter # 0x32 These check digits at the end of the bar code verify the integrity of the data. At least one check digit is always required. Check digits are not automatically transmitted with the data. ONE MSI Plessey CHECK DIGI T (0x00) If two check digits is selected, an MSI Plessey Check Digit Algorithm must also be...

  • Page 73: Transmit Msi Plessey Check Digit

    Transmit MSI Plessey Check Digit Parameter # 0x2E Scan this symbol if you want to transmit the check digit with the data. TRANSMIT MSI Plessey CHECK DIGIT (ENABLE ) (0x01) Scan this symbol if you want to transmit the data without the check digit. DO NOT TRANSMIT MSI Plessey CH ECK DIGIT (DISABLE) (0x00)

  • Page 74: Msi Plessey Check Digit Algorithm

    MSI Plessey Check Digit Algorithm Parameter # 0x33 When the Two MSI Plessey check digits option is selected, an additional verification is required to ensure integrity . Either of the two following algorithms may be selected. MOD 10/ MOD 11 (0x00) MOD 10/ MOD 10 (0x01)

  • Page 75: Transmit Code Id Character

    Transmit Code ID Character Parameter # 0x2D A code ID character identifies the code type of a scanned bar code. This may be useful when the scanner is decoding more than one code type. In addition to any single character prefix already selected, the code ID character is inserted between the prefix and the decoded symbol.
  • Page 76 Transmit Code ID Character (cont’d) SYMBOL CODE ID CHARACTER (0x02) AIM CODE ID CHARACTER (0x01) NONE (0x00)

  • Page 77: Laser Clipping Selection

    Scan Angle Parameter # 0xBF Choose one of the options below to adjust the visible scan width in scanners that support laser clipping. The scan width is reduced by software control. Laser Clipping Selection No Clipping (0x64) Minimum Clipping (0x4B) Medium Clipping (0x3C) Maximum Clipping...

  • Page 78: Numeric Bar Codes

    Numeric Bar Codes For parameters requiring specific numeric values, scan the appropriately numbered bar code(s).
  • Page 79 Numeric Bar Codes (cont’d)

  • Page 80: Cancel

    Numeric Bar Codes (cont’d) Cancel If you make an error , or wish to change your selection, scan the bar code below. CANCEL...

  • Page 83: Glossary

    GLOSSARY Aperture An opening which limits the amount of light or radiation passing through an optical system. ASCII American Standard Code for Information Interchange. A 7 bit- plusparity code representing 128 letters, numerals, punctuation marks, and control characters. It is a standard data transmission code in the U.S.
  • Page 84 Software and other controls to limit exposure to laser light may be required to achieve CDRH Class 1 operation. The CDRH time base for Class 1 devices is 10,000 seconds. CDRH Class 2 CDRH Class 2 devices may not emit more than 1 milliwatt average radiant power.
  • Page 85 Clear to send. Dead Zone An area within a scanner’s fi eld of view, in which specular refl ection may prevent a successful decode. Decode To recognize a bar code symbology (e.g., UPC/EAN) and then analyze the content of the specifi c bar code scanned. Decode Algorithm A decoding scheme that converts pulse widths into data representation of the letters or numbers encoded within a bar code...
  • Page 86 base for Class 1 devices is 30,000 seconds where intentional viewing of laser light is inherent in the design or function of the device. IEC (825) Class 2 IEC Class 2 devices may not emit more than 1 milliwatt average radiant power.
  • Page 87 Each bar\space pair consists of one information bit. A zero bit consists of a narrow bar followed by a wide space, while one bit consist of a wide bar followed by a narrow bar. The zero bit is one unit bar followed by a two-unit space and the one bit is a two- unit bar followed by a one unit space.
  • Page 88 Scan Area Area intended to contain a symbol. Scanner An electronic device used to scan bar code symbols and produce a digitized pattern that corresponds to the bars and spaces of the symbol. Its three main components are: 1. Light source (laser or photoelectric cell) - illuminates a bar code.
  • Page 89 Tolerance Allowable deviation from the nominal bar or space width. Transmitted data. Universal Product Code. A relatively complex numeric symbology. Each character consists of two bars and two spaces, each of which can be any of four widths. The standard symbology for retail food packages in the United States.
  • Page 92 © 2003 by Philips Speech Processing Printed in Austria 5103 109 9489.2 www.dictation.philips.com...

This manual is also suitable for:

Speechmike 6294Speechmike 6284

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