Sharp MX 4501N MX-2300N MX-2700N MX-3500N MX-3501N MX-4500N MX-4501N - Page 830

CLEANING THE MAIN CHARGER OF THE PHOTOCONDUCTIVE DRUM If black lines or colored lines appear even after you have cleaned the document glass and document feeder, use the charger cleaner to clean the main charger that charges the drum. Figure 1 (1) Open the front cover. (2) Release the waste toner box lock and let the waste toner box fall forward. For the steps to follow when letting the waste toner box fall forward, see step 3 of "CLEANING THE LASER UNIT" (page 56). Charger cleaner (3) Slowly pull out the green knob (charger cleaner). Pull out the knob as shown in Figure 2. Waste toner outlet (4) Once the green knob (charger cleaner) is pulled out, slowly push it back in. Push the knob as shown in Figure 2. Figure 2 (5) Repeat steps (3) and (4) for each of the other charger cleaners. There are a total of 4 places to be cleaned in the machine as shown in Figure 1. (6) Push the waste toner box into the machine. Push the waste toner box firmly in until it clicks into place. (7) Close the front cover. • If this does not solve the problem, pull the knob out and push it back in 2 more times. • When pulling and pushing the knob to clean the charger, pull and push the knob slowly from one end to the other. • Touching the waste toner outlet or the waste toner box may soil your hands and clothes. Exercise caution when cleaning the charger. CLEANING THE BYPASS FEED ROLLER If paper misfeeds frequently occur when feeding envelopes, or thick paper through the bypass tray, wipe the surface of the feed roller with a clean soft cloth moistened with water or a neutral detergent. CLEANING THE ORIGINAL FEED ROLLER If lines or other dirt appear on the scanned original when the automatic document feeder is used, wipe the surface of the roller with a clean soft cloth moistened with water or a neutral detergent. On the MX-3501N/4501N, this cleaning is not necessary. 55