Manufacturer Arachnid Availability Tekbilt ICM100 Circuit Board Suspect this is from a bill validator machine $45.00 Qty: Add to cart Email a friend Question about product? Add to wishlist Details Original Tekbilt Inc. ICM100, Rev D. circuit board. Boardset appears to be complete and in good condition. We don't know too much about this one, we believe it is from a bill acceptor / validator machine. It is dated 1995 an labeled ICM100, Rev. D. Board is untested and sold as-is, see photos for more details on its condition (very nice).