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For example, a typical problem is shown in the next figure. Red bars indicate excessive DPC latency. (Figure A.2)<br />
Figure A.2<br />
So let’s open Device Manager to find out the driver that causes the excessive DPC latencies. On your desktop, right<br />
click My Computer icon and click Properties. In the System Properties window, click the Hardware tab, and then<br />
click the Device Manager button. In the next page, please check Figure A.3.<br />
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