TITLE:
Heavy CPU load when using DisplayPort-with-Audio monitor with docking station
SYMPTOM:
The user will experience a heavy CPU load when using a DisplayPort-with-Audio monitor with the docking station. The CPU usage increases to approximately 50 percent according to Task Manager. The system performance becomes low.
AFFECTED CONFIGURATIONS:
ThinkPad
AFFECTED SYSTEMS:
T430
SYSTEM IS CONFIGURED WITH:
UMA (Intel graphics) models with an i5 or i3 CPU. Systems with an i7 CPU are not affected.
Dock station with USB 3.0 and EIZO monitor (FlexScan EV2416)
OPERATING SYSTEMS:
Microsoft Windows 7
SOLUTION:
None.
WORKAROUND:
Option 1: Disable the eSATA port via the BIOS Setup Utility.
Option 2: Use the DisplayPort on the system.
Option 3: Use the DVI port instead of the DisplayPort on the Dock.
ADDITIONAL INFORMATION:
Currently, the issue could only be reproduced with EIZO monitor (FlexScan EV2416). This issue does not occur with other monitors or with ThinkPad X230, T430, T530 and W530 systems.
Heavy CPU load when using DisplayPort-with-Audio monitor with docking station
SYMPTOM:
The user will experience a heavy CPU load when using a DisplayPort-with-Audio monitor with the docking station. The CPU usage increases to approximately 50 percent according to Task Manager. The system performance becomes low.
AFFECTED CONFIGURATIONS:
ThinkPad
AFFECTED SYSTEMS:
T430
SYSTEM IS CONFIGURED WITH:
UMA (Intel graphics) models with an i5 or i3 CPU. Systems with an i7 CPU are not affected.
Dock station with USB 3.0 and EIZO monitor (FlexScan EV2416)
OPERATING SYSTEMS:
Microsoft Windows 7
SOLUTION:
None.
WORKAROUND:
Option 1: Disable the eSATA port via the BIOS Setup Utility.
Option 2: Use the DisplayPort on the system.
Option 3: Use the DVI port instead of the DisplayPort on the Dock.
ADDITIONAL INFORMATION:
Currently, the issue could only be reproduced with EIZO monitor (FlexScan EV2416). This issue does not occur with other monitors or with ThinkPad X230, T430, T530 and W530 systems.
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