Basic User's Guide - English
Page 131
...: Cleaning the drum unit. Make sure that you use label sheets for laser printers, the glue from a label, stuck on black text and graphics at 3.7 in. (94 mm) intervals ABCDEFGH abcdefghijk ABCD abcde 01234 Black toner marks across the page If you use paper that meets our specifications.... room light, the unit may be damaged. The toner cartridge may sometimes stick to the OPC drum surface. Put in a new drum unit. Black Spots at 3.7 in a new drum unit. Put in a new toner cartridge. Clean the drum unit. Put in . (94 mm) intervals Recommendation ...
...: Cleaning the drum unit. Make sure that you use label sheets for laser printers, the glue from a label, stuck on black text and graphics at 3.7 in. (94 mm) intervals ABCDEFGH abcdefghijk ABCD abcde 01234 Black toner marks across the page If you use paper that meets our specifications.... room light, the unit may be damaged. The toner cartridge may sometimes stick to the OPC drum surface. Put in a new drum unit. Black Spots at 3.7 in a new drum unit. Put in a new toner cartridge. Clean the drum unit. Put in . (94 mm) intervals Recommendation ...