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User's Manual
Appendix 10 — Troubleshooting
Following are some frequent problems and solutions related to the DVR. Read this section before calling the
dealer or installer.
Problem: There is no image on the screen.
Solution: Check the camera cables. If the background of the DVR system is blue, something is wrong with
the camera cable or power.
Problem: How do I access Windows?
Solution:
To protect unnecessary system crashes, Windows is blocked.
Windows.
Problem: I have upgraded the software. How do I reinstall it?
Solution: There are three steps to reinstall the software.
1. Uninstall the old version.
- Go to My Computer. Select Control Panels and the Add/Delete program, and then select the DVR
model.
- The Delete button will be activated. Click Delete.
2. Scan the hard disk with the System tools under Programs/Accessories in Windows.
3. Install the new software.
Problem: The IDIS logo appears and then freezes. Sometimes the screen is black.
Solution: There is a problem with the Main Board. Reboot the DVR. If it happens often, call your dealer or
installer.
Problem: The
Display setup is not correct
Windows mode when OK is clicked.
Solution: The DVR requires 1024x768 resolution and true color. This message will be printed on the screen
when the requirements are not met. Access Display Setup and change the values for the DVR and then
reboot the system.
Problem: I am trying to change the display setup, but I cannot choose True color. The
resolution keeps jumping to a lower value.
Solution: Some VGA cards require a few steps. Set up the resolution first. Do not worry about the color
palette. Then access Display Setup and choose True color. If it happens again, the VGA card does not
support the 1024x768 resolution and True color. Change the VGA card.
Problem: The USB-serial converter has been connected to the DVR for the POS
installation, however, the dialog box asking the device driver appears.
Solution: When connecting the POS device to the DVR using the USB-serial converter, connect the converter
while the DVR is operating. If not, the converter driver may not be operating properly and display the dialog
box asking the device driver during the system boot. However, it does not have any effect on the DVR
operation. Remove the converter, and reboot the DVR and then connect the converter again.
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error message appears and opens up in the
See Appendix 1 – Accessing
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