Kyocera TASKalfa 308ci

(1) The login fails with other than the ID card

Step	Description	Assumed cause	Measures
1	Checking the settings	[User/Job Account] is valid while the card authentication kit is not installed.	Set [System Menu] > [User Login/Job Accounting] > [Card Setting] > [Next] > [Keyboard Login] to [On].

(2) The main unit does not operate at all even if the power switch is turned on

Step	Description	Assumed cause	Measures
1	Measuring the input voltage	The power cord has no continuity.	Plug the power cord into another wall outlet.
2	Replacing the power cord	The power cord is faulty.	Check the continuity in the power cord, and replace the power cord if there is no continuity.
3	Replacing the power switch	The power switch is faulty.	Check the continuity between the contacts of the power switch. Then, replace the power switch if there is no continuity.
4	Checking the connection	The connector is not properly connected or the wire is faulty	Clean the terminal of the following wire connectors and reconnect the connectors. If there is no continuity, replace the wire. • Power switch - Engine PWB • Low voltage PWB - Engine PWB
5	Replacing the low voltage PWB	The low voltage PWB is faulty.	Replace the low voltage PWB.
6	Replacing the engine PWB	The engine PWB is faulty.	Replace the engine PWB.

(3) Toner drops over the paper conveying section.

(Final phenomenon: Toner adheres on the paper leading edge)

Step	Description	Assumed cause	Measures
1	Cleaning the developer unit and drum unit	The developer unit or the drum unit is dirty.	Clean the developer unit and the drum unit.
2	Executing Developer refresh	The toner is deteriorated.	Execute the developer refresh twice.
3	Replacing the developer unit	The toner is deteriorated.	Replace the developer unit.