IMPORTANT: This file is only for use with the models identified. Not all models are sold in all countries.

This information is for the following models:

  • CPD-G420
  • CPD-G420S

About this download

Benefits and improvements

Sony® CPD-G420 Monitor INF Files for the Microsoft® Windows® XP Operating Systems

System Requirements

Operating Systems

  • Windows® XP

File Info

File Name

  • G420WinXP.EXE

File Version

  • N/A

File Size

  • 0.07 MB

Release Date

  • 10-10-2003

Before You Start


Important Notes
  • A blank 3½ formatted floppy disk is required for this procedure.
  • To ensure that no other program interferes with the installation, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.
  • It is highly recommended to print out these instructions as a reference during the installation process.

Download & Install


Download and Installation Instructions
  1. Download the G420WinXP.EXE file to a temporary or download directory (please note this directory for reference).
  2. Insert a blank formatted floppy disk into the computers floppy drive.
  3. Go to the directory where the file was downloaded and double-click the G420WinXP.EXE file to begin the installation.
  4. At the "CPD-G420 Information File" box, leave the "A:\" entry, and click the OK button. The .INF files will be extracted onto the floppy disk.
  5. Leave the floppy disk in the drive.
  6. Click Start, and then click Control Panel.
  7. At the "Control Panel" window, double-click the Appearance and Themes icon.
  8. At the "Display Properties" window, click the Settings tab.
  9. In the Settings tab, click the Advanced button.
  10. At the "[Monitor] and [Graphic Controller] Properties" window, click the Monitor tab.
  11. In the Monitor tab, click the Properties button.
  12. At the "[Monitor] Properties" window, click the Driver tab.
  13. On the Driver tab, click Update Driver button.
  14. In the "Welcome to the Hardware Update Wizard" screen, click to select the "Install from a list or specific location" option, and then click Next.
  15. In the "Please choose your search and installation options" screen, click to select the "Don't search, I will choose the driver to install" option, and then click Next.
  16. In the "Select the device driver you want to install for this hardware" screen, click the "Have disk" button.
  17. At the "Install From Disk" box, leave the "A:\" entry (which should designate your computer floppy drive) and click the Browse button.
  18. At the "Open" window, click to select the "Snymon26.inf" file, and click OK.
  19. At the "Install From Disk" box, click OK.
  20. At the "Select device" window, click to highlight the SONY CPD-G420 entry and click Next. Please wait while the files are installed.
  21. In the "Completing the Hardware Update Wizard" screen, click Finish.
  22. Click Close to close the Driver tab.
  23. Click OK to exit the "[Monitor] Properties" window.
  24. Click OK to exit the "Display Properties" window.
  25. Click the X in the top-right corner to close the "Control Panel" window.
  26. Remove the floppy disk from the drive.
  27. Label the floppy disk "Sony CPD-G420 Monitor .INF Files," and store it for future use. This procedure will need to be repeated if your system is ever fully reinstalled.