Lexmark C720 Service Manual - Page 104

5024-001 Message 83 Waste Toner Bottle Full Or Missing 83 Waste Toner Bottle Near Full Description Action The waste toner Install an empty waste toner bottle is either full or bottle to clear the message missing. and continue printing. Check the waste toner sensor (TBLE) and connector ECN17 on the P.W.B. board. Replace the waste toner holder assembly, if necessary. Replace the IDO1 P.W.B. board, if necessary. Replace the printer main engine (MCTL P.W.B.) board, if necessary. The waste toner bottle is nearly full. Empty the waste toner bottle. Press Go to clear the message and continue printing. 84 Transfer Drum Exhausted Check the waste toner sensor (TBLE) and connector ECN17 on the P.W.B. board and replace the waste toner holder assembly, if necessary. Replace the IDO1 P.W.B. board, if necessary. Replace the printer main engine (MCTL P.W.B.) board, if necessary. The transfer drum has reached its end of life. Press Go to clear the message. Contact your local Lexmark dealer to arrange for a trained service professional to replace the transfer drum. Reset counter after replacement. 2-24 Service Manual