Check 1: Make sure that the CD-ROM is inserted properly.
Reinsert the Setup CD-ROM.
Check 2: The auto start function for CD-ROMs may be disabled.
The CD-ROM may not start automatically for some reason. Double-click the CD or DVD drive icon and start the setup directly.
From the Start menu, select Computer. (Windows XP: My Computer).
Double-click or right-click the CD or DVD drive icon and click Open, then double-click MSETUP4.EXE.
ImportantThe CD or DVD drive may not be operating correctly if the CD or DVD drive icon does not appear. Contact the manufacturer of the computer. Or, the Setup CD-ROM may be damaged. Contact Canon Customer Support Help Desk (refer to the printed manual: Quick Start Guide) or the service center.
Check 3: The Setup CD-ROM, CD or DVD drive may be dusty or dirty. There may be fingerprints on the CD-ROM.
Gently dust or wipe off the dirt on the CD-ROM with a soft cloth.
Gently wipe fingerprints and other smears from the CD-ROM with a soft cloth or an eyeglass cleaner, being careful not to scratch the CD-ROM.
Remove dust and dirt from the CD or DVD drive with a blower brush for a camera lens.
ImportantDo not wipe the CD or DVD drive's sensor directly with a cloth or other materials. It could cause the drive to malfunction and cease to read CD-ROMs.