Kyocera TASKalfa 508ci

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

Step	Description	Assumed cause	Measures
1	Changing 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	Checking 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	Checking 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 low voltage power supply PWB	The connector is not connected properly Or, the wire or the PWB is faulty	Clean the connector terminal on the low voltage power supply PWB and re-insert the wire connector In this case, if the wire is faulty, repair or replace them If not resolved, replace the low voltage power supply PWB

(3) Toner drops over the paper conveying section

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 the developer refresh	Toner is deteriorated	Execute the developer refresh twice
3	Replacing the developer unit	Toner is deteriorated	Replace the developer unit