| 摘要 |
PROBLEM TO BE SOLVED: To reduce a defective image in an image forming device equipped with a contact type transfer means. SOLUTION: This device is provided with a P sensor 221 as a potential information acquiring means for acquiring the potential information on a photoreceptor drum 206. Then, a reference pattern is formed on the drum 206 electrified by an electrifying roller 207 and toner adhesive amount to the reference pattern is detected by the P sensor 221, whereby correction control that the control value of a current for transfer is corrected is performed, based on the detected result. |
