It’s time to update the software of your Amazon Kindle 3 (Kindle Keyboard)…
For more details, please see
http://www.amazon.com/gp/help/customer/display.html/ref=hp_navbox_top_kindlelgi?nodeId=200529700
This should upgrade your Kindle to version 3.3
The “Download your archived Personal Documents on Kindle Keyboard” feature looks interesting.