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Symptom
Cause/solution
Reference
Image refresh of the browser is
slow.
Response of the browser is slow.
• Isn't the network traffic heavy?
These symptoms may occur when the network traffic is
heavy.
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A pop-up is not displayed on the
browser.
• It may be possible that a pop-up blocker other than
Internet Explorer is activating. Check the installed soft-
ware and cancel the pop-up blocker.
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Cannot close the authentication
window displayed when displaying
the operation window.
• Are the correct user name and password entered?
Confirm the correct user name and password.
Installation
Guide
Audio is interrupted during play-
back using the viewer software.
• When playing images recorded at a higher frame rate,
audio may sometimes be played interrupted.
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Cannot play the downloaded
recorded images.
• When any setting of the setup menu has been changed
during the download, the download will be canceled
automatically. In this case, the downloaded file is not a
complete file and it is impossible to play it.
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An error message is displayed
when trying to launch the viewer
software by dragging and dropping
multiple files onto it.
• Try to launch by dragging and dropping several files or
launch the viewer software first by double-clicking.
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When displaying images on a mul-
tiscreen, images from two cameras
or more are displayed in sequence
on a screen of multiscreen.
• This may occur due to the display adapter and driver
combination. When this occurred, update the driver of
the display adapter to the latest version first.
• If updating the driver does not solve the problem, adjust
the hardware acceleration as follows. The following are
descriptions when using Windows 7.
1. After closing all web browser windows, right-click on
the desktop and select "Screen resolution" from the
displayed pop-up menu.
2. Click "Advanced settings" on the "Screen
Resolution" window.
3. Select the [Troubleshoot] tab, and click the [Change
settings] button.
4. Disable the DirectDraw acceleration by adjusting the
performance level of "Hardware acceleration" on the
"Display Adapter Troubleshooter" window.
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