1. Verifythat the process is not being interrupted by a screen saver, an
antivirus program, an Internet or e-mail program, or other software.
Disable the functions that might interrupt the write operation.
2. Verifythat the hard disk has been defragmented.
3. Consult the hard disk drive manufacturer or vendor if an older hard disk
drive is conducting a thermal recalibration during a write operation.
4. Replace the CD if it is bad or scratched.
5. Disable the Windows Auto Insert Notify function on your CD-ROM and
CD-RW drives.
You cannot eject a CD or DVD disc.
Take the following actions after ensuring that the drive is not in the process of
writing to a disc:
1. Eject the CD through software.
2. Use the Eject button.
3. Turn off the computer.Wait 45 seconds; then turn on the computer and try
using the Eject button again.
4. If other methods do not work, use the manual-eject hole, using instructions
given in “Manually ejecting a disc” on page11.
You cannot read from the CD or DVD disc after successfully writing to it.
Take the following actions:
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 requiredby your computer.
18 ThinkPad Multi-Burner Ultrabay 2000 Drive: User’s Guide