Dell Crystal Manuel de l'utilisateur - Page 26

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Dell Crystal Manuel de l'utilisateur
Sync Problems
Screen is scrambled or appears torn.
LCD Scratched
Screen has scratches or smudges.
Safety Related Issues
Visible signs of smoke or sparks.
Intermittent Problems
Monitor malfunctions on and off.
Image Retention (from a
Faint Shadow from the static image
static image) 
displayed appears on the
screen.            
 
 Camera Problems
COMMON
WHAT YOU
SYMPTOMS
EXPERIENCE
No Power
The camera is
If the monitor has no power, see Troubleshooting Your Monitor.
not working
Verify if the camera is detected by Windows.
and the LED is
off
Reinstall the camera drives using the Webcam Software CD. See
Camera is not
The camera is
Remove and insert the USB cable.
detected
not working
and the LED is
Reinstall the Webcam Software and drivers. See
on
Poor Focus
The camera
Verify the camera lens is clean.
captures fuzzy
Clean the camera surface using a damp, soft lint-free cloth.
or unclear
videos and
Increase the available ambient light or change the source of light.
pictures
Reset the camera defaults through the Dell Webcam Console. See
Ensure that the Color Depth settings in Display Properties is set to  16-bit color or higher.     
NOTE: Lower color depth settings result in poor-quality images.
NOTE: The integrated webcam operates at a lower resolution than most commercially available digital cameras. Most
commercial digital cameras are 4 mega pixel or higher. The integrated webcam operates up to 2.0 mega pixel.
Poor quality
The camera
Check your internet connection speed. A slow Internet connection could cause similar problems with the video. It is
video on the
captures
recommended to use a broadband connection with good throughput.
Internet
grainy images
while using it
on the
Internet
Color Problem The images
Reset the camera defaults through the Dell Webcam Console. See
are tinted red,
Adjust the camera color settings through Dell Webcam Console. See
blue, or green
No Image
Blank screen
Increase the available ambient light, change the direction of the camera, or change the source of light.
Reset the camera defaults through the Dell Webcam Console. See
Adjust the contrast levels using the Dell Webcam
Ensure the camera is detected correctly by the Windows operating system.
Slow frame
The capture
The video capture especially in high resolution is a resource intensive task, reduce the video recording resolution. Select No
rate in video
video is not
Compression for video in the Video Recording settings.
capture mode
smooth
Install the latest DirectX and the latest webcam driver.
Audio and
The captured
The video capture, especially in high resolution is a resource intensive task. Reduce the video recording resolution. Select No
video is not
video and
Compression for video in the Video Recording settings.
synchronized
audio are not
synchronized
Microphone is
The webcam
Speak closer to the microphone.
not working
captures video
The integrated microphone is designed to have a wider reception area for recording but it has limitations. Try moving closer 
but not sound
to the microphone or ensure that you are within the recording area for the microphone.
Perform monitor reset.
l
Perform monitor self-test feature check to determine if scrambled screen appears
l
in self-test mode.
Check for damaged leads on the connector head.
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Boot up in the Safe Mode.
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Turn monitor off and clean the screen.
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For cleaning instruction, see
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Do not perform any troubleshooting steps.
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Monitor needs to be replaced.
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Ensure monitor is in proper video mode.
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Ensure video cable connection to computer and to the flat panel is secure.
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Perform monitor reset.
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Perform monitor self-test feature check to determine if the intermittent problem
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occurs in self-test mode.
Use the Power Management feature to turn off the monitor at all times when not
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in use. Alternatively, use a dynamically changing screensaver left on the
monitor for a long period of time. 
In OSD menu, under Other Settings, LCD Conditioning, select Enable. Using this
l
option may take several hours before the image is eliminated.
NOTE: Image Burn-in is not covered by your warranty.
POSSIBLE SOLUTIONS
Using the Camera
Installing Your Webcam Software
Using the Camera
Using the Camera
Using the Camera
Console.  See Using the Camera
Cleaning Your
Monitor.
for more information.
for more information.
for more information.
for more information.
Using the Camera
for more information.
for more information.
for more information.