User manual CANON IR2870 SERVICE MANUAL

[. . . ] Service Manual iR4570/3570, 2870/2270 Series Oct 8 2004 Download Free Service Manual And Resetter Printer at http://printer1. blogspot. com Download Free Service Manual And Resetter Printer at http://printer1. blogspot. com Application This manual has been issued by Canon Inc. for qualified persons to learn technical theory, installation, maintenance, and repair of products. This manual covers all localities where the products are sold. For this reason, there may be information in this manual that does not apply to your locality. Corrections This manual may contain technical inaccuracies or typographical errors due to improvements or changes in products. [. . . ] The 2nd sheet is moved for registration once again. The 4th sheet is picked up. 8-59 Chapter 8 1 2 2 4 3 F-8-78 An image is formed for the 1st side of the 2nd sheet and for the 2nd side of the 4th sheet. The 3rd sheet is moved for duplexing. 2 1 4 3 5 F-8-79 The 2nd sheet is delivered. The 4th sheet is turned over, and is moved for duplexing registration. The 3rd sheet is moved for registration once again. The 5th sheet is picked up. 8-60 Chapter 8 21 3 3 5 4 F-8-80 An image is formed for the 1st side of the 3rd sheet and for the 2nd side of the 5th sheet. The 5th sheet is moved for duplexing. 3 21 5 4 F-8-81 The 3rd sheet is delivered. The 5th sheet is turned over, and is moved for duplexing registration. The 4th sheet is moved for registration once again. 8-61 Chapter 8 3 21 5 4 4 F-8-82 An image is formed for the 1st side of the 4th sheet. The 5th sheet is moved for duplexing. 4 3 21 5 F-8-83 The 4th sheet is delivered. The 5th sheet is moved for registration once again. 4 3 21 5 5 F-8-84 8-62 Chapter 8 An image is formed for the 1st side of the 5th sheet. 5 4 3 21 F-8-85 The 5th sheet is delivered. 8-63 Chapter 8 8. 8 Parts Procedure 8. 8. 1 Pick-up Unit 1 Replacement 8. 8. 1. 1 Removing the Right Cover (rear) iR2270 / iR2870 / iR3570 / iR4570 0007-6551 F-8-87 2) Remove the screw [1], and detach the fixing plate [2]. 1) Open the pedestal right door [1]. (if equipped with a 2-Cassette Pedestal-Y2) 2) Open the right lower door [2]. 3) Remove the 5 screws [3], and detach the right cover (rear) [4]. [3] F-8-88 3) Remove the joint shaft [1], and free the extension [3] [3] [4] [2] delivery unit [2] from the right door. [1] F-8-86 8. 8. 1. 2 Removing the Right Door iR3570 / iR4570 0007-6552 F-8-89 4) Disconnect the connector [1], and remove the reuse 1) Open the right door. band [2]; then, remove the 2 screws (M4x8; RS tightening). 8-64 Chapter 8 F-8-90 5) While freeing the hinge assembly [2], detach the right door. F-8-92 When tightening the 2 screws used to fix the hinge in F-8-91 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate. place, be sure to close the right door first. 8. 8. 1. 3 Removing the Right Door iR2270 / iR2870 0007-7329 F-8-93 2) Remove the reuse band [1], and disconnect the connector [2]. 3) Remove the 2 screws (M4x8; RS tightening), and detach the right door. 8-65 Chapter 8 1) Open the pedestal right door [1]. (if equipped with a Cassette Feeding Unit-Y2) 2) Open the lower right door [2]. 3) Remove the 2 screws [3], and detach the right cover (lower front) [4]. F-8-94 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate. [1] [2] [4] [3] F-8-96 8. 8. 1. 5 Removing the Pickup Assembly 1 iR2270 / iR2870 / iR3570 / iR4570 1) Slide out the cassette 1/2. 0007-6554 2) Disconnect the 3 connectors [1]; then, free the harness from the 2 wire saddles [2] and the 2 clamps [3]. F-8-95 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. 8. 8. 1. 4 Removing the Right Cover (lower front) iR2270 / iR2870 / iR3570 / iR4570 F-8-97 0007-6553 3) Remove the 4 screws [1], and take out the pickup unit 1 [2]. 8-66 Chapter 8 8. 8. 2. 2 Removing the Right Cover (lower front) iR2270 / iR2870 / iR3570 / iR4570 0007-6556 1) Open the pedestal right door [1]. (if equipped with a Cassette Feeding Unit-Y2) 2) Open the lower right door [2]. 3) Remove the 2 screws [3], and detach the right cover (lower front) [4]. F-8-98 8. 8. 2 Pick-up Unit 2 8. 8. 2. 1 Removing the Right Cover (rear) iR2270 / iR2870 / iR3570 / iR4570 1) Open the pedestal right door [1]. [. . . ] FX-CLRL Fixing cleaning roller counter This counter is incremented two for the large size and one for the small size. FX-LWBR Pressurizing roller bearing counter This counter is incremented two for the large size and one for the small size. FL-WD Fixing unit counter by paper size (Wide paper) This counter is incremented one when paper of 279. 4 mm or greater main scan width has passed. FLNRW Fixing unit counter by paper size (Narrow paper) This counter is incremented one when paper of main scan width smaller than 279. 4 mm has passed. [. . . ]