182
183
Symptom
Cause/solution
Reference
When displaying images on a multi-
screen, 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.
−
When switching cameras during live
image display, images becomes
coarse for a moment or the size of
characters displayed on image from
the camera changes.
This product automatically change the resolution setting of
the camera according to the screen pattern of the main
monitor or the sub monitor. Depending on the timing, reso-
lution of images from the previously selected camera
before switching may remain being applied for a moment
after switching. In addition, depending on the camera
model, the size of character may look different after
switching since the size of character is different for each
resolution.
−
The external storage device is not
recognized.
• Is the connected external hard disk drive or USB mem-
ory compatible with USB2.0?
• Is the external storage device formatted in FAT (FAT16)
or FAT32?
• Is the external storage device equipped with the pass-
word authentication function?
• Is the connected hard disk drive run by USB bus
power? The protection circuit function activates and
the power supply will be stopped. Make sure to use the
hard disk drive that runs using external power source.
• If the recorder is started up with a USB cable con-
nected, in rare cases, the external storage device may
not be recognized. Connect the cable after starting up
the recorder.