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VBSECQA.TXT
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1993-11-01
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Video Blaster SE Common Questions and Answers
=============================================
This file contains some common problems faced and the solutions to
those problems. Please read the sections below when you encounter a
problem, and call our Technical Support when you cannot find an
answer in this file.
---------------------------------------------------------------------
Problem : Error in opening MCI Driver.
Causes : 1. VIDEOBLST_SE environment string was not set up properly.
2. The applications were not set up properly.
Solutions :
1. Check that the AUTOEXEC.BAT file contains the statement
SET VIDEOBLST_SE=C:\VBSE A:718 I:10 M:14 T:2. If any of the
entries are missing, you need to run VBSESETE ( see Chapter 3 of
User Manual).
2. Run WINSETUP (see Appendix B of User Manual).
---------------------------------------------------------------------
Problem : No video image.
Causes : 1. VGA cable is not connected to the video card.
2. VGA mode is set to Hi-color (16K or 64K).
3. Wrong input source selected.
Solutions :
1. The connection may be wrong, refer to Figure 2-7 of the User
Manual on the correct connection.
2. Ensure that your VGA color mode is set to 16 or 256 color as the
video card does not support Hi-color.
3. Run VBSESTUP. Use the Video Source drop-down list to select the
appropriate video source (see Chapter 5 or 7 of User Manual).
---------------------------------------------------------------------
Problem : The live image has a magenta border.
Cause : Video image is not aligned with the VGA monitor.
Solution :
Run VBSESTUP. Click for the System Settings dialog box , under Video
Alignment, drag the X Offset slider for horizontal alignment. Then
drag the Y Offset slider for vertical alignment.
---------------------------------------------------------------------
Problem : The VGA graphics have magenta shadows.
Cause : The color key correction (VGA skew) is not set properly.
Solution :
Run VBSESTUP. Click for the System Settings dialog box to appear.
Then use the Colorkey Correct drop-down list to rectify such
discrepancies.
---------------------------------------------------------------------
Problem : The video image has no color.
Cause : The broadcast standard is not selected correctly.
Solution :
Run VBSESTUP. Click for the System Settings dialog box to appear.
Use the Signal Type drop-down list to select the appropriate
broadcast standard.
---------------------------------------------------------------------
Problem : Cannot load a JPEG file.
Cause : Some JPEG file formats are not suppported like the
YUV 4:2:0.
Solution :
Use a file conversion utility to convert the file to another format.
---------------------------------------------------------------------
Problem : Flickering of VGA screen.
Cause : 1. Some connections are not secure.
2. Screen resolution is not supported.
Solution :
1. Ensure that the feature connector and video interface cables are
firmly secured.
2. Ensure that the maximum resolution of your VGA color mode is set
to 640 x 480.
---------------------------------------------------------------------
Problem : Flickering of live video.
Cause : 1. Some connections are not secured.
2. Video source may not be functioning.
Solution :
1. Ensure that the feature connector and video interface cables are
firmly secured.
2. Ensure that your video source is in reasonable condition e.g.,
having a clean VCR head.
======================= End of VBSECQA.TXT ========================