Board 1540048/1540050 1541 Board 1540048/1540050 Schematic 1540049 Referred to as the CR board Changed to 2048 x 8 bit RAM pkg. A 40 pin Gate Array is used Alps Drive (-01) Newtronics Drive (-03) Board Images 1540050 with reset circuit modification Board Schematics Schematic 1540049-01 1541 Drive