Canon imageCLASS LBP6780dn - Page 8

Removing the All-night Power Supply PCB
(LBP3580/6780x) -----------------------------------------------------------------3-32
Preparation ----------------------------------------------------------------------------------3-32
Procedure ------------------------------------------------------------------------------------3-32
Removing the AC Relay PCB
(LBP3580/6780x) -----------------------------------------------------------------3-34
Preparation ----------------------------------------------------------------------------------3-34
Procedure ------------------------------------------------------------------------------------3-34
Removing the Engine Controller PCB
(LBP3560/6750dn) ---------------------------------------------------------------3-35
Preparation ----------------------------------------------------------------------------------3-35
Procedure ------------------------------------------------------------------------------------3-35
Removing the Engine Controller PCB
(LBP3580/6780x) -----------------------------------------------------------------3-37
Preparation ----------------------------------------------------------------------------------3-37
Procedure ------------------------------------------------------------------------------------3-37
After Replacing the Engine Controller PCB(LBP3580/6780x) ---------3-40
Removing the Main Switch Unit
(LBP3580/6780x) -----------------------------------------------------------------3-40
Preparation ----------------------------------------------------------------------------------3-40
Procedure ------------------------------------------------------------------------------------3-40
Removing the Environment Sensor ------------------------------------------3-42
Preparation ----------------------------------------------------------------------------------3-42
Procedure ------------------------------------------------------------------------------------3-42
Removing the High Voltage Power Supply Unit ---------------------------3-42
Preparation (LBP3560/6750dn) --------------------------------------------------------3-42
Preparation (LBP3580/6780x) ----------------------------------------------------------3-42
Procedure ------------------------------------------------------------------------------------3-43
Removing the Main Motor ------------------------------------------------------3-46
Preparation(LBP3560/6750dn) ---------------------------------------------------------3-46
Preparation(LBP3580/6780x)-----------------------------------------------------------3-46
Procedure ------------------------------------------------------------------------------------3-46
Removing the Fixing Motor -----------------------------------------------------3-49
Preparation(LBP3560/6750dn) ---------------------------------------------------------3-49
Preparation(LBP3580/6780x)-----------------------------------------------------------3-49
Procedure ------------------------------------------------------------------------------------3-49
Removing the Main Fan ---------------------------------------------------------3-50
Preparation ----------------------------------------------------------------------------------3-50
Procedure ------------------------------------------------------------------------------------3-50
Removing the Sub Fan ----------------------------------------------------------3-51
Preparation(LBP3560/6750dn) ---------------------------------------------------------3-51
Preparation(LBP3580/6780x)-----------------------------------------------------------3-51
Procedure ------------------------------------------------------------------------------------3-51
Removing the Multi-purpose Tray Pickup Solenoid ----------------------3-53
Preparation(LBP3560/6750dn) ---------------------------------------------------------3-53
Preparation(LBP3580/6780x)-----------------------------------------------------------3-53
Procedure ------------------------------------------------------------------------------------3-53
Removing the Cassette Pickup Solenoid -----------------------------------3-55
Preparation(LBP3560/6750dn) ---------------------------------------------------------3-55
Preparation(LBP3580/6780x)-----------------------------------------------------------3-55
Procedure ------------------------------------------------------------------------------------3-55
Removing the Cartridge Door Switch ----------------------------------------3-57
Preparation ----------------------------------------------------------------------------------3-57
Procedure ------------------------------------------------------------------------------------3-57
Removing the Cassette Sensing Switch ------------------------------------3-57
Preparation ----------------------------------------------------------------------------------3-57
Procedure ------------------------------------------------------------------------------------3-57
Laser Exposure System --------------------------------------------------- 3-58
Layout Drawing --------------------------------------------------------------------3-58
Removing the Laser Scanner Unit --------------------------------------------3-58
Preparation(LBP3560/6750dn) ---------------------------------------------------------3-58
Preparation(LBP3580/6780x)-----------------------------------------------------------3-58
Procedure ------------------------------------------------------------------------------------3-58
Image Formation System ------------------------------------------------- 3-60
Layout drawing --------------------------------------------------------------------3-60
Removing the Transfer Roller --------------------------------------------------3-60
Removing the Registration Unit -----------------------------------------------3-61
Preparation ----------------------------------------------------------------------------------3-61
Procedure ------------------------------------------------------------------------------------3-61
Fixing System ---------------------------------------------------------------- 3-62
Layout drawing --------------------------------------------------------------------3-62
Removing the Fixing Unit -------------------------------------------------------3-62
Preparation ----------------------------------------------------------------------------------3-62
Procedure ------------------------------------------------------------------------------------3-62