Could not find the Modem device for this driver.

Hi Chris,

Please share the system model and operating system installed.

Driver would only install if Conexant D400 External USB 56K modem is in use. If the Conexant D400 External USB modem was purchased with computer, you may download the Conexant D400 External USB 56K modem driver from the support website:

• Click on the below link: http://dell.to/QjjZDA
• Enter the Service Tag of your system and select the operating system.
• Go to “Communication” and click on the driver available.
• Click on “Download File”.
• Select “For Single File Download via Browser”.
• Click on “Download Now”.
• Save the driver  on your desktop.
• Once the driver is downloaded on the desktop, right click on it and select “Run as administrator”.
• Follow the prompts on screen and restart your computer.

Please share the findings.

I have dell studio 1537 laptop. Running windows vista.

Hi Chris, 

Thank you for information.

Conexant D400 External USB modem is optional at time of system purchase. Please check if the system was purchased with it. 

You may find the images for Conexant D400 External USB modem below: 

If the Conexant D400 External USB modem was purchased with computer and is in use only then you would be able to install driver for that. You would need to connect the modem to computer and then install the driver for same. If you did not purchase the Conexant D400 External USB modem, you need not to install the driver for it.

Please reply for further clarifications.