Cannot use Triple Display Configuration using two DVI digital ports for Microsoft Windows 7 and 8 – ThinkPad L430, T430s, T430si, T431s

Some ThinkPad systems cannot use Triple Display Configuration when using two DVI digital ports.

  • First Display:  Active ThinkPad Display
  • Second and Third Displays:  Connected to DVI digital ports on ThinkPad Mini Dock Plus

The Triple Display Configuration will work correctly when using two DisplayPorts.  The use of DP to DVI dongles is not a viable solution.The DisplayPortcables must be straight DP to DP connections.


Affected configuration

The above symptom is associated with, but not limited to, the following systems:

  • ThinkPad

Affected systems:

  • L430
  • T430s
  • T430si
  • T431s

System is configured with:

  • Mini Dock Plus

Operating Systems:

  • Microsoft Windows 7
  • Microsoft Windows 8



To enable three displays on these machines, the configuration should be one of the following below:

  1. DisplayPort + DisplayPort + LCD
  2. DisplayPort + DisplayPort + VGA
  3. DisplayPort + DisplayPort + DVI (one DisplayPort is connected to system mini-DisplayPort port)
  4. DisplayPort + DisplayPort + DisplayPort (one DisplayPort is connected to system mini-DisplayPort port)
  5. See the picture below to verify that Intel Control Panel applet detects 3 monitors and 2 of the monitors are listed as Digital Displays.  The use of DP to DVI dongles is not a supported alternative to using DP to DP cables.



Lenovo, and ThinkPad are trademarks of the Lenovo Corporation in the United States, other countries, or both.

Microsoft, and Windows are trademarks, or registered trademarks of Microsoft Corporation in the United States and/or other countries.

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

País de disponibilidad
Alias ID : SF12-T0040
Documento de identidad : HT074304
Legacy Document ID : SF12-T0040
Última actualización :
© 2013 Lenovo. Todos los derechos reservados.
Seleccione Tarea
Controladores Y Software  
Guías Y Manuales  
Diagnosticar Y Reparar  
Garantía Y Servicios  

Driver Matrix
Artículos destacados de Knowledge Base
Centro de Respuestas de la Comunidad de Lenovo
Foros Comunidad de Lenovo
Lenovo Assisted Search