d 8C are sectional views showing a state that the flexible print substrate is connected to the connector of FIG. 1 mounted on a surface of a print substrate;FIGS. 9A and 9B are a plan view and a plan sectional view, respectively, showing a state that the flexible print substrate is connected to the connector of FIG. 1;FIGS. 10A and 10B are a plan view and a plan sectional view, respectively, showi