| 摘要 |
PROBLEM TO BE SOLVED: To confirm whether a character, etc., can be previously read or not in the case printing is performed while performing processing for thinning a black dot, etc. SOLUTION: The confirmed image transmitting control part 10 of an image forming device 1 transmits the image obtained after the black dot is thinned to a host device 21 in the case a toner saving mode is set. The device 21 displays the picture obtained after the thinning of the black dot is performed which is received from the image forming device. The device 21 transmits printing performing instruction in the toner saving mode or printing performing instruction for preventing the black dot thinning processing with respect to the device 1 based on the selection performed by a user. The saving printing performing control part 11 of the device 1 controls whether the black dot thinning processing is performed or not and performs printing processing in accordance with the instruction from the device 21. |
