I've tried a lot, almost gave up..

But, When I foung out the review of :
Plumbing Nightmares "Tudor Homes" (Atlanta / London)
an amazon customer who bought it,



1. Go to Control Panel on the N800
2. Click 'Hardware Keyboard' (OS 2007) or 'Bluetooth keyboard' (OS 2008)
3. Select 'Generic 105-key PC'
4. In control panel click 'Bluetooth' (can click Pair if using OS 2008)
5. Make sure 'Bluetooth' is checked and 'Visible' is Checked
6. Click on Button 'Devices'
7. Click on Button 'New'
8. On the Igo keyboard hold down the left CNTRL KEY, The BLUE fn key and the GREEN fn key at the same time
9. A GREEN LED above the T key will begin to flash.
10. Nokia N800 will display 'Think Outside Keyboard'
11. Highlight the 'Think Outside Keyboard'
12. Click 'OK'
13. 'Pair with Device' dialogue will appear
14. Note the Passcode number
15. Click button 'OK'
16. While holding down the BLUE Fn key (to enter numerics) type the passcode as you noted in step 14. Then hit enter.
17. Hey Presto you now have a full size keyboard for your N800

source: http://www.amazon.com/review/product...DateDescending


just great , thanks to him and also can be surely useful for others