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Document ID: c02239248

Version: 1

HP Notebook PCs - Attached DVI Display Cannot Be Disabled

Release date : 09-Jun-2010

Last updated : 09-Jun-2010

DESCRIPTION
A DVI display that is attached to a docking station or notebook with a Display Port to DVI dongle cannot be disabled using Fn+F4 keys or through the GPU control panel.

sourceInformation

SCOPE
HP EliteBook 8440p Notebook PC
HP EliteBook 8440w Mobile Workstation
HP EliteBook 8540p Notebook PC
HP EliteBook 8540w Mobile Workstation
HP EliteBook 8740w Mobile Workstation
HP ProBook 6440b Notebook PC
HP ProBook 6445b Notebook PC
HP ProBook 6540b Notebook PC
HP ProBook 6545b Notebook PC
RESOLUTION
To resolve this issue, complete the following steps.
If a DP/DVI monitor is attached:
  1. Power on the notebook.
  2. Open the Display Menu.
  3. Select Source Control or Video Input Control, and then select Auto-Switch Source (Turn Off).
  4. Click Save and return to the Display menu.
  5. Select Source Control and then select Source Detection (Always Active).
  6. Click Save and return to the Display menu.
If a DVI monitor is attached:
  1. Power on the notebook.
  2. Open the Display Menu.
  3. Select Source Control or Video Input Control, and then select Auto-Switch Source (Turn Off).
  4. Click Save and return to the Display menu.
  5. Select Source Control and then select Source Detection (Always Active).
  6. Click Save and return to the Display menu.

Hardware platforms affected : HP EliteBook 8440p Notebook PC, HP EliteBook 8440w Mobile Workstation, HP EliteBook 8540p Notebook PC, HP EliteBook 8540w Mobile Workstation, HP EliteBook 8740w Mobile Workstation, HP ProBook 6440b Notebook PC, HP ProBook 6445b Notebook PC, HP ProBook 6540b Notebook PC, HP ProBook 6545b Notebook PC

Operating systems affected : Not applicable

Software affected : Not applicable

Support Communication Cross Reference ID : IA02237434

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