Dealing with sensor dust on your Canon 30D camera
A myriad of methods to deal with sensor dust is discussed at this dpreview.com thread.
Summarizing the various ways to get your sensor cleaned:
- Read up this superb web page on the subject of sensor dust by JimH. He does caution that the use of "low-tech" cotton swabs, and any method that requires contact with the sensor, goes against Canon's recommendations. JimH also goes into further details on his experience with using cotton swabs.
- Get Canon at Irvine to do it
- Use the Giottos Rocket blower and Do-It-Yourself
- Use Photographic Solutions SensorSwab Sensor Swabs