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You might have to separately purchase an audio cable for the DVD-ROM
drive. If you are using an IBM computer or IBM audio adapter, refer to
“Appendix B. Help and service information” on page B-1.
v There is CD sound from the computer speakers, but not from the drive
headphone-jack.
– Check in Device Manager that the DVD-ROM drive is not configured for
digital audio extraction. If it is, deselect the digital audio feature to enable
the headphone jack.
v ″Unable to Create Overlay Window″ message appears when you use DVD
Express with Windows 95, Windows 98, or Windows 2000.
1. Your video device driver needs an update to enable overlay support.
Contact the manufacturer of your video card or your computer for
updates.
2. The resolution of your screen might be too high. Try setting the screen to
800 x 600 x 16 bpp at 60 hz.
v DVD movies do not start automatically when inserted into the DVD-ROM
drive.
1. Autoplay is turned off. Follow these instructions to turn on Autoplay:
a. Click Start, then click Control Panel, and then click Device Manager.
b. Check Auto Insert Notification.
2. DVDs that contain both programs and DVD Video content will autoplay
the program content. To view the video content, start DVD Express
manually. For more information on starting DVD Express manually, see
“Viewing a DVD movie” on page 1-10.
v Video appears to be choppy or is dropping frames.
1. Ensure that DMA is turned on for your computer hard disk drive
controller.
2. The resolution of your screen might be too high. Try setting the screen to
800 x 600 x 16 bpp at 60 hz.
3. If your computer processor has less power than a Pentium II 450, some
jerkiness is normal on certain DVDs.
Changing the Windows 98, Windows 95, Windows Me, and
Windows 2000 device drivers
Windows 98, Windows 95, Windows Me, and Windows 2000 have two device
driver configuration parameters: Auto Insert Notify and DMA.
The Auto Insert Notify parameter enables the computer to start audio CD
software as soon as a CD is inserted into the CD-ROM drive.
The DMA parameter improves system performance by having the system
DMA controller take over the function of moving data from the CD to memory,
Appendix A. Problem solving A-5