A circuit board for the Sol Computer. The printed circuit board has two gray 50 pin connectors at the top. Below the connectors, there are three rows of ICs. There is a heat sink in the upper right corner. "Helios II Controller" is printed along the bottom edge to the left. On the back, there is a piece of white tape that reads, "Helios Controller".
Assembly number printed in white along the top edge of the board.
Printed to the right side of each connector along the top of the board.
Printed below the first connector along the top of the board.