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ATI Technologies ALL-IN-WONDER 9700 User Manual

Page 55

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Reference 49

Problem

Possible Solution

Dropped
frames during
video
recording

Dropped frames during video recording indicates that
some part of the system is not fast enough to keep up
with the recording. Recording video is a very demanding
task for even the most powerful system. To achieve the
best results, you must dedicate the PC to recording, and
ensure that nothing else is active during recording.

Defragment your hard drive

A large, dedicated disk is recommended if you plan to
do much video recording

Ensure that DMA is enabled for your hard drive, to
improve disk access speed and free up the system
CPU

Close all other running tasks, including those in the
System Tray — clock, popup reminders, virus
scanners, etc.

Close and exit from any Task Scheduler

Do not log on to your network

Do not connect USB devices while recording

Do not open or close CD-ROM trays while recording

Do not move the mouse while recording

MPEG recording requires a very fast CPU to encode
the video.

Select I Frame Only in the Personal Video Recorder tab
in Setup

Reduce the frame size of the recording

AVI recording creates very large file very quickly, and
requires a fast hard disk system.

Try a lower frame size, for example, 320x240. If you do
not drop frames using 320x240 frame size, but frame
drops do occur at larger frame sizes, your hard disk may
not be fast enough.