Canon MF5940dw - Page 6

Removing the Right Cover Unit -----------------------------------------------4-15
Removing the Front Cover Unit -----------------------------------------------4-17
Removing the Rear Cover Unit ------------------------------------------------4-18
Removing the Upper Cover ----------------------------------------------------4-19
External Cover (MF5900/MF6100) ------------------------------------- 4-20
Removing the Left Cover Unit -------------------------------------------------4-20
Removing the Left Rear Cover ------------------------------------------------4-21
Removing the Right Cover -----------------------------------------------------4-22
Removing the Front Cover -----------------------------------------------------4-24
Removing the Rear Cover Unit ------------------------------------------------4-24
Removing the Upper Cover ----------------------------------------------------4-26
Document Exposure / Delivery System ------------------------------- 4-27
Removing the ADF Unit + Reader Unit --------------------------------------4-27
Removing the ADF Roller Unit -------------------------------------------------4-29
Removing the ADF Pickup Roller ---------------------------------------------4-30
Removing the ADF Separation Roller ---------------------------------------4-31
Removing the ADF Separation Pad ------------------------------------------4-33
Removing the ADF Pickup Feed Unit ----------------------------------------4-34
Removing the ADF Pickup Motor Unit ---------------------------------------4-37
Removing the ADF Delivery Solenoid Unit ---------------------------------4-38
Removing the Reader Unit Upper Cover -----------------------------------4-38
Removing the CIS Unit ----------------------------------------------------------4-40
Controller System ----------------------------------------------------------- 4-42
Removing the Controller Cover -----------------------------------------------4-42
Removing the Main Controller Board ----------------------------------------4-42
Removing the NCU PCB (FAX Model Only) -------------------------------4-44
Removing the OFF Hook PCB (FAX Model Only) ------------------------4-44
Removing the Controller Box --------------------------------------------------4-45
Removing the Engine Controller Unit ---------------------------------------4-46
Removing the Control Panel ---------------------------------------------------4-49
Removing the Main Motor -----------------------------------------------------4-51
Removing the Main Fan ---------------------------------------------------------4-52
Removing the Main Drive Unit ------------------------------------------------4-53
Removing the Duplex Drive Unit ----------------------------------------------4-55
Removing the Duplex Reverse Solenoid -----------------------------------4-56
Removing the Cassette Pickup Solenoid -----------------------------------4-57
Laser Scanner System ---------------------------------------------------- 4-58
Removing the Laser Scanner Unit --------------------------------------------4-58
Image Forming System ---------------------------------------------------- 4-59
Removing the Transfer Roller --------------------------------------------------4-59
Removing the Registration Unit -----------------------------------------------4-60
Fixing System ---------------------------------------------------------------- 4-61
Removing the Fixing Assembly ------------------------------------------------4-61
Pickup / Feed System ------------------------------------------------------ 4-63
Removing the Duplex Feed Unit ----------------------------------------------4-63
Removing the Cassette Pickup Roller ---------------------------------------4-65
Removing the Cassette Separation Pad ------------------------------------4-66
Removing the MP Pickup Roller ----------------------------------------------4-66
Removing the MP Separation Pad -------------------------------------------4-67
Adjustment
Overview ------------------------------------------------------------------------5-2
Actions after Replacement Parts
------------------------------------------5-2
Document Exposure / Delivery System -------------------------------------- 5-2
After Replacing the CIS Unit ------------------------------------------------------------- 5-2
After Replacing the ADF Unit
------------------------------------------------------------ 5-2
After Replacing the Reader Unit
-------------------------------------------------------- 5-3
After Replacing the Reader Upper Cover Unit
-------------------------------------- 5-3
Controller System ------------------------------------------------------------------ 5-4
After Replacing the Main Controller PCB --------------------------------------------- 5-4
Trouble Shooting
Test Print ------------------------------------------------------------------------6-2
Test Pages --------------------------------------------------------------------------- 6-2
Engine-test Page --------------------------------------------------------------------------- 6-2
Controller Test Print
----------------------------------------------------------------------- 6-2
Trouble Shooting Items ------------------------------------------------------6-3
Special Mode ----------------------------------------------------------------------- 6-3
Trailing edge image soiling ------------------------------------------------------ 6-4
Repetitive Image Defects Ruler ------------------------------------------------ 6-4
Nip-width Specications ---------------------------------------------------------- 6-5
Version Up ----------------------------------------------------------------------6-6