HDX 16 - IDT Audio - High CPU Usage

Question

I just upgraded to Windows 7 Home Premium 64 bit. Every now and then the notebook slows to a crawl and I notice that Task Manager says stacsv64.exe process shows 60% CPU usage and more than 100MB usage.

Answer 1

Hi,
A
Download correct driver from HP support site for Your model:
Click on Support & Drivers link. (Upper part of this page.)
Choose option: Download drivers and software (and firmware)
In form:
      Enter a product name / number
      For product provide Your p/n. (How to find correct p/n informations here.)
Click on Go and choose Your correct system.
Find there audio driver.
Disconnect from Internet.
Uninstall from Your system current audio drivers.
Resources:
Uninstalling Software in Windows 7
Uninstall or change a program in Windows 7
Restart Your system:
On boot press ' F8 ' and choose ' Safe mode '.
Go to Control Panel -> Devices Manager -> Audio, Video and Games Controllers 
and find there Audio card. Click on it with right button of Your mouse and choose uninstall driver.
Restart Your system and this time start it in normally.
Install downloaded audio driver.
If problem will not be solved then:
B
Go to Control Panel -> Devices Manager -> Audio, Video and Games Controllers
and find there IDT audio card. Click on it with right button of Your mouse and choose properties.
Then go to ' Details ' tab and paste here Hardware ID .
Below You've got example how to do it:
** Say thanks by clicking the "Thumb up" icon which is on the left. **
** Make it easier for other people to find solutions, by marking my answer with "Accept as Solution" if it solves your issue. **