. . " the ink-jet recording head cartridge shown in FIG. 3, which can be mounted to the inkjet printer according to the first embodiment of the present invention, the scanner cartridge being shown vertically inversely between FIGS. 6A and 6B; [0039]FIG. 7 is a block diagram showing the overall configuration of electric circuits of the ink-jet printer according to the first embodiment of the present inv" . .