| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine having characteristic in an electronic component.SOLUTION: At least a part of a first side part of a package of a microprocessor is a first portion, a part of a third side part of the package of the microprocessor is a third portion, and a first recess having no terminal, is provided between the first and third portions. A part of a second side part which is opposite to the first side part of the package of the microprocessor is a second portion, a part of a fourth side part which is opposite to the third side part of the package of the microprocessor is a fourth portion, and a second recess having no terminal is provided between the second and fourth portions. On an upper face of the package of the microprocessor, a model number is described, the model number is displayed in a lateral writing along the first side part, the first side part is arranged along a longitudinal direction of a substrate, and one character of the model number is printed between the first and second recesses.SELECTED DRAWING: Figure 270 |
