I have a 500 MHz G3 iBook for sale. The display backlight does not work but it is NOT due to the logic board problems as I can see the video just fine if I shine a flashlight on the display. Below are the specs.
500 MHz G3
Dual-USB
Non-Apple internal Wireless card
640 MB RAM
10 GB HDD
Combo Drive
Yo-Yo Power Adapter
Battery does NOT hold a charge
VGA Display Adapter
Asking $150 + shipping.