The specific solutions are as follows: 1, the drum core of the printer has reached its life, so replace the drum core; 2, copier laser, the original glass is dirty, wipe it clean with a towel; 3. If the charging component is dirty, please contact the after-sales disassembly machine for testing and cleaning.
Sharp Corporation (シャプ Co., Ltd.) is a Japanese electrical and electronic company, which was established in Tokyo, Japan on 19 12 and headquartered in Osaka, Japan. 1949 in may, the company's shares were listed on osaka stock exchange for the first time. In 20 12, Sharp ranked 354th in Fortune Global 500. In 20 16, Sharp was acquired by Foxconn. 202 1 1 12, announced by the top 50 global patent enterprises in 2020, and Sharp ranked 32nd.