IBM 22P9176 manual 8IBM USB 2.0 Portable Multi-Burner User’s Guide

1.If you can read the CD or DVD disc in another CD or DVD player or you can see previous sessions, the directory information might be damaged on the volume, making it unreadable. To get ideas for troubleshooting, check the documentation that comes with the software.

2.You might have a damaged CD-R, CD-RW, DVD-R, DVD-RW, or DVD-RAM disc. Try a new disc or another brand of CD or DVD disc.

3.If you can read from a CD-RW, DVD-RW, or DVD-RAM disc in the writing drive, but not in another MR drive, be sure that a UDF Reader program is installed in the computer.

4.Avoid writing at the slower 1X speed unless required by your computer.

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