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*Details: File format summary



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Name XLD4 (Graphic Data Document)
Other names  
Identifiers PUID:  fmt/1448
Classification Image (Raster)
Description XLD4 is a raster graphics format, sometimes known as Q4 file, associated with PC-98 a lineup of 16 and 32 bit computers manufactured by NEC in Japan. Each image consists of two separate files, one with a q4 extension and another with a q4d extension. The q4 file contains the bitmap image and the q4d the text description. In PRONOM these have been given two separate PUIDs.
Byte order  
Related file formats None.
Technical Environment  
Supported until  
Format Risk  
Developed by None.
Supported by None.
Source The National Archives and Records Administration / The National Archives and Records Administration
Source date 13 Oct 2021
Source description  
Last updated 13 Oct 2021
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