I trust your i8600 is okay.
1. Remove the battery.
2. Tilt the LCD screen back as far as it will travel.
3. Remove the blue bezel from the left side. There is a pry slot
located on the upper left, next to the air...
The built-in bluetooth card has not given me any problems, as of yet. For years, I either carried an usb wireless receiver or usb dongle. Now, I just turn on my bluetooth mouse and go, freeing up an usb slot.
I just swapped my Nvidia GeForce FX Go5200 vid card for an ATI MR9600 PT 128mb. I haven't had any problems yet. This card is performing to my expectations. However, I do have fangui turned on while playing games. Everything running...