5xx Fields

Contents   Fixed field   Access points   0xx   1xx   2xx   3xx   4xx   5xx   6xx   7xx   8xx   9xx   Control subfields

538  System Details Note (R)

Record Type


Input Standards

Required if applicable/Required if applicable
1st Indicator  Undefined
blank character Undefined
2nd Indicator  Undefined
blank character Undefined
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards
ǂa System details note (NR) Mandatory/Mandatory
ǂi Display text (NR) Optional/Optional
ǂu Uniform Resource Identifier (R) Optional/Optional
ǂ3 Materials specified (NR) Optional/Optional
ǂ5 Institution to which field applies (NR) Required if applicable/Required if applicable
ǂ6 Linkage (NR) System supplied/System supplied
ǂ8 Field link and sequence number (R) Optional/Optional


A note about the technical information for the item. Such information includes the absence or presence of certain kinds of codes or the physical characteristics of a computer file such as blocking factors, mode of access, parity, recording densities, software programming language, computer requirements, peripheral requirements, trade name or recording systems, number of lines of resolution, and modulation frequency.

Links to technical details relating to digital resources may also be recorded.

Some of the information included in field 538 may also be recorded in such fields as 340, 344, 345, 346, and 347.


For software, enter data such as computer requirements (e.g., computer manufacturer and model, memory requirements, or operating system), peripheral requirements (e.g., number of disk or drum units, number of tape drives, number of terminals, or other peripheral devices, support software, or related equipment) or software programming language.


For sound recordings and videorecordings, use for information about the trade name or recording system(s) (e.g., VHS), modulation frequency, and number of lines of resolution.

For guidance on describing and encoding the attributes of audio recording carriers, see “Supplement 1” of the Music Library Association’s Supplements to Best Practices for Music Cataloging Using RDA and MARC21.

1st Indicator

Undefined. The 1st indicator position is undefined and contains a blank.

blank character


2nd Indicator

Undefined. The 2nd indicator position is undefined and contains a blank.

blank character



ǂa System details note

The entire text of the note.

538     System requirements: Windows Media Player, QuickTime, or RealPlayer.
538     Blu-ray, region A, 1080p High Definition, full screen (1.33:1).
538     System requirements: Mac OS X 10.7.5+ and Safari 6.0+, Windows Vista+ and Firefox 22+; DVD-ROM drive.
538     System requirements: Macintosh Network Client; Intel Core Duo 1.83GHz or faster processor; Mac OS X v10.6, v10.7, or v10.8; 512MB of RAM (1GB recommended); 64 MB or higher graphics card; 16X DVD-ROM drive; display resolution of 800x600 or greater; sound card and speakers; 100 baseT Ethernet.
538     System requirements: IBM PC or compatible, Flash Drive player, standard web browser, ESRI shape files, MapInfo Tab files, MS Access, Adobe Acrobat reader, ArcGIS 10.0, MapInfo 10; GeoVIEWER.WA included on USB drive; operates on Windows XP/Vista/7.
538     System requirements: PlayStation 3; 50 MB required hard drive space; HDTV 720p/1080i/1080p; HDMI cable, 1080 native display with an HDMI input supporting HDCP.
ǂi Display text

Display and identification of the materials described in subfield ǂu.

538     Benchmark for Faithful Digital Reproductions of Monographs and Serials. Version 1. December 2002 ǂi Digital version conforms to: ǂu http://www.diglib.org/standards/bmarkfin.htm
ǂu Uniform Resource Identifier

For information about subfield ǂu, see Control Subfields. Repeat subfield if digital object has multiple identifiers (URIs).

538     Project methodology for digital version ǂi Technical details: ǂu http://www.columbia.edu/dlc/linglung/methodology.html
ǂ3 Materials specified

For information about subfield ǂ3, see Control Subfields.

538     ǂ3 Blu-ray Disc: ǂa Blu-ray Disc; region A, B, C; 1080p high definition, wide screen (1.78:1) aspect ratio; DTS-HD master audio 7.1, Dolby Digital (5.1); requires Blu-ray player.
ǂ5 Institution to which field applies

For information about subfield ǂ5, see Control Subfields.

538     ǂ3 1-39 (1927-1965) ǂa Files for the images of individual pages are encoded in Aldus/Microsoft TIFF Version 6.0 using facsimile-compatible CCITT Group 4 compression. ǂ5 NIC
538     ǂ3 1-49 (1927-1975) ǂa Master and use copy. Digital Master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. ǂu http://www.diglib.org/standards/bmarkfin.htm ǂ5 ICU
ǂ6 Linkage

Data that link fields when non-Latin script is entered. This subfield is system supplied and does not appear in OCLC online displays. Do not add subfield ǂ6. For more information about subfield ǂ6, see Control Subfields.

ǂ8 Field link and sequence number

For information about subfield ǂ8, see Control Subfields.


For indexing and searching information, see Searching WorldCat Indexes, field 538.

This page last revised: April 15, 2019