Canon MF5940dw - Page 5

Service Notes -------------------------------------------------------------------------------2-13
Laser Exposure System --------------------------------------------------- 2-14
Outline -------------------------------------------------------------------------------2-14
Optical Unit Failure Detection --------------------------------------------------2-14
Service Tasks ----------------------------------------------------------------------2-14
Action for Parts Replacement ----------------------------------------------------------2-14
Maintenance
--------------------------------------------------------------------------------2-14
Service Notes
-------------------------------------------------------------------------------2-14
Image Formation System ------------------------------------------------- 2-15
Outline -------------------------------------------------------------------------------2-15
Image Formation Process ------------------------------------------------------2-15
Outline ----------------------------------------------------------------------------------------2-15
Latent Image Formation Block
---------------------------------------------------------2-16
Developing Block
--------------------------------------------------------------------------2-16
Transfer Block
------------------------------------------------------------------------------2-17
Fixing Block
---------------------------------------------------------------------------------2-17
Drum Cleaning Block
---------------------------------------------------------------------2-17
High-voltage Power Supply ----------------------------------------------------2-18
Outline ----------------------------------------------------------------------------------------2-18
Service Tasks ----------------------------------------------------------------------2-18
Action for Parts Replacement ----------------------------------------------------------2-18
Maintenance
--------------------------------------------------------------------------------2-18
Notes on Field Service
-------------------------------------------------------------------2-18
Fixing System ---------------------------------------------------------------- 2-19
Outline -------------------------------------------------------------------------------2-19
Fixing Control Circuit -------------------------------------------------------------2-20
Throughput Reduction Control ---------------------------------------------------------2-20
Fixing Temperature Control
-------------------------------------------------------------2-21
Protective Function
------------------------------------------------------------------------2-21
Failure Detection
---------------------------------------------------------------------------2-22
Service Tasks ----------------------------------------------------------------------2-22
At Parts Replacement --------------------------------------------------------------------2-22
Maintenance
--------------------------------------------------------------------------------2-22
Notes On Service Works
-----------------------------------------------------------------2-22
Pickup / Feed System ------------------------------------------------------ 2-24
Outline -------------------------------------------------------------------------------2-24
Drive Conguration ---------------------------------------------------------------2-24
Jam Detection ---------------------------------------------------------------------2-25
Outline ----------------------------------------------------------------------------------------2-25
Pickup Delay Jam
-------------------------------------------------------------------------2-26
Pickup Stationary Jam--------------------------------------------------------------------2-26
Delivery Delay Jam
------------------------------------------------------------------------2-26
Delivery Stationary Jam
------------------------------------------------------------------2-26
Fixing Paper Wrap Jam
-----------------------------------------------------------------2-26
Reverse Delay Jam
-----------------------------------------------------------------------2-26
Reverse Stationary Jam
-----------------------------------------------------------------2-26
Internal Residual Jam
--------------------------------------------------------------------2-26
Door Open Jam
----------------------------------------------------------------------------2-26
Service Tasks ----------------------------------------------------------------------2-26
At Parts Replacement --------------------------------------------------------------------2-26
Maintenance
--------------------------------------------------------------------------------2-26
Notes On Service Works
-----------------------------------------------------------------2-26
Periodical Services
Periodically Replaced Parts ------------------------------------------------3-2
Consumable Parts
------------------------------------------------------------3-2
Periodical Service
-------------------------------------------------------------3-2
Cleaning
-------------------------------------------------------------------------3-2
Disassembly/Assembly
List of Parts ---------------------------------------------------------------------4-2
External View ----------------------------------------------------------------------- 4-2
MF5900/6100 Series----------------------------------------------------------------------- 4-2
D1300 Series
-------------------------------------------------------------------------------- 4-3
Main Unit ----------------------------------------------------------------------------- 4-4
Main Parts --------------------------------------------------------------------------- 4-5
Sensor / Switch ------------------------------------------------------------------------------ 4-5
Motor / Fan
----------------------------------------------------------------------------------- 4-6
Other
------------------------------------------------------------------------------------------- 4-6
PCB
-------------------------------------------------------------------------------------------- 4-7
Connector Layout Drawing ------------------------------------------------------ 4-8
External Cover (D1300 Series) ------------------------------------------ 4-12
Removing the Left Cover Unit -------------------------------------------------4-12
Removing the Left Rear Cover ------------------------------------------------4-14