Canon PIXMA iP4000R Service Manual - Page 14

Service part Shaft lift QC1-4331 Notes on replacement*1 Adjustment / settings At replacement: 1. Apply grease to the sliding portions. [See 3.3. Adjustment / Settings, (3) Grease application.] Operation check - Service test print Timing slit strip film QC1-4284 Timing slit disk film QC1-4833 - Upon contact with the film, wipe the After replacement: film with ethanol. 1. Perform the print head alignment in - Confirm no grease is on the film. (Wipe the user mode. off any grease thoroughly with ethanol.) - Do not bend the film - Service test print Print head QY6-0049 After replacement: 1. Perform the print head alignment in the user mode. - Service test print *1: General notes: - Make sure that the flexible cables and wires in the harness are in the proper position and connected correctly. [See 3-2. Special Notes on Repair Servicing, (1) Flexible cable and harness wiring, connection, for details.] - Do not drop the ferrite core, which may cause damage. - Protect electrical parts from damage due to static electricity. - Before removing a unit, after removing the power cord, allow the printer to sit for approx. 1 minute (for capacitor discharging to protect the logic board ass'y from damages). - Do not touch the timing slit strip film and timing slit disk film. No grease or abrasion is allowed. - Protect the units from soiled with ink. - Protect the housing from scratches. - Exercise caution with the red screws, as follows: i. The red screws of the paper feed motor may be loosened only at replacement of the paper feed motor unit (DO NOT loosen them in other cases). ii. DO NOT loosen the red screws on both sides of the main chassis, securing the carriage shaft positioning (they are not adjustable in servicing). To the top 1 - 9