Lexmark Optra C Service Manual - Page 72

5045-001 Transfer Drum Unit (Codes 22 - 23, Paper Jam) FRU Action 1 Gripper Is the gripper damaged? Replace the gripper. 2 Gripper Does the gripper properly open and hold the paper? Check whether: • The gripper hold-down spring is deformed or disconnected. • The gripper lever is bent. • The operation of the gripper drive mechanism within the transfer drum is smooth. • The gripper solenoid connector is disconnected or the solenoid is defective. 3 Attraction sensor Check for binds. Refer to "Transfer Drum" on page 7-60, assembly 29-3. 4 Separation Check for binds. Refer to "Transfer Drum" on sensor page 7-60, assembly 29-3. 5 Attraction roller If the attraction roller is worn or deformed, replace the attraction roller. 6 Discharge roller If the discharge roller is worn or deformed, replace the discharge roller. 7 High-voltage If the high-voltage contact of the attraction contact roller or the discharge roller is soiled or burnt, clean the high-voltage contact. Replace it if it cannot be cleaned. 8 Spring (2 each) If the springs pressing the attraction roller or the discharge roller against the transfer drum are stretched, or missing, replace the relative spring. 9 Transfer sheet If the transfer sheet is soiled or deformed, replace the transfer sheet. If not, replace the High-voltage high-voltage power supply PCB. power supply PCB CAUTION: Do not touch the sheet with your bare hands. 2-40