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Contex SD One 

Wide Format CIS Scanner

Model No: TA53D (SD One 36) and TB53D (SD One 24)

Model Number can be found on the scanners backside here.



24" and 36" wide format desktop scanner with 600 dpi optical resolution and USB interface.

License activated.


Supported OS versions


Windows 10 (Ent.)32- and 64-bit

Windows 8, 32- and 64-bit
Windows 7, 
32- and 64-bit
Windows Vista, 
32- and 64-bit


Drivers, Firmware and User's Guide

Scanner User's Guide

Scanner User's Guide  
Size 2.3 Mb  
  Released May 2016  

SD One Service Guide

Service Guide   Spare Parts List
Released april 2016  

Driver Download (WIDEsystem)

WIDEsystem Installer   Release Notes
Version 5.3.3 Build 74813   Installation Instructions
  Released February 2017   Supported Scanners

SD One and One+ Scanner Firmware

Firmware Installation Program   Installation Instructions
Version 3.0.9 - 003 (Build 68701)   Release Notes
  Initial Factory Release  


Scanning Software

Scanning software provided by Contex requires a license key.

This key is printed on the original CD cover or provided as a PDF.


Nextimage 4.5.2 Download

Nextimage 4.5.2 Installer   Supported Printer List
Version 4.5.2 Build 74199   Release Notes
  Released January 2017   Installation Instructions
      Supported Scanners

Contex is the leading manufacturer of large format scanners and large format scanner software for both color and monochrome scanning solutions. Contex creates scanning solutions for a variety of industries, including Reprographics, Technical, CAD, GIS, Graphic Arts, Document Archive, Copy Shops, POP/Exhibit providers, Pre-Press, Sign and Billboard production, Architecture and Engineering offices, and many more.