Bootleg # 1

No markings on the pcb

No leds for +5 and +12

Bootleg # 2

Two boards, marked with 'ATO'
Almost identical to the original

Missing the small 6 pin connector for the video
Video on 5 pin header on lower right of CPU board.

One less GI sound generator. The game sounds fine compared to the original.

*thanks to Jrok for these pics and info*