in a connector used in a print head , each of a plurality of terminal pins has at one end portion thereof an integral grip portion for gripping a circuit board . the terminal pins are spaced a predetermined distance from one anther in juxtaposed relation to one another , with the grip portions disposed at the same side . each of the terminal pins is inserted into a connector housing from the other end portion of the terminal pin , so that the terminal pins are attached to the connector housing .