A4tech PK-635 - Manual (Page 26)

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need to update the OS to WIN98 SE or above or download
DirectX8.0 or version above patch application from site then reset
your computer.
Question 5: Bloom screen occurs during the course of usage
Method 1: Check if USB power is clean, because the ViewCam is
easily affected. If the USB power wave is too large, then such
problem will occur. You may use another computer to test it.
Method 2: Check if the driver conflicts with other computer
hardware devices.
Method 3: Check the ViewCam driver and match it with ViewCam
model; in addition also use other video cards to confirm if the
current video card and its driver are incompatible with ViewCam.
Question 6： The ViewCam can’t work normally under the
laptop/notebook
Because the USB ViewCam can easily conflicts with video card,
therefore, please follow this path: " my computer----> control panel
-----> system-----> device management ----->Video Card
And other pointing devices ------>A4tech View Cam “, then define
and double-click “A4tech.port View Cam ". After opened a