Dimensions are of the main circuit-board rack and the four boards contained in the rack.. A subsidiary circuit board (approximately 3 1/2 x 3 1/2 x 3/4 inches) is enclosed in a gray anti-static bag, and is attached to the largest circuit board in the main rack by a ribbon cable and two blue wires that are banded together and that are approximately 60 inches long.. Two chips on the CPU circuit board have white adhesive labels; one reads, "RFH," and one read, "RFL." Two red push-button switches on the the CPU circuit board have similar labels, reading, "MR," and "NMI," respectively.. Other chips on other boards also have white adhesive labels with various text.
Apple Computer, Inc.
GN78338 is printed on the Motorola MC68000G10 CPU chip.
RPRS002 is printed on the backplane circuit board.
RPRS003A is printed on the circuit board with Motorola MC68000G10 CPU chip.