Kyocera FS-6020 - Error Code 6400 [A0] (Fixing Heater Lamp Control Zero-Cross Signal Detection Error); Error Code F0 [F0]

FS-6020
1-5-8
(1-6) Error code 6400 [A0] (fixing heater lamp control zero-cross signal detection error)
Detection conditions
• The zero-cross signal (ZCROSS) that is output from the power source PWB and input to the CPU on the engine/high
voltage PWB is not input for a specified time.
Corrective measures
* Possible defective locations
(causes)
• Engine/high voltage PWB
• Power source PWB
• Replace either or both of the power source PWB and the engine/high voltage PWB. (See pages 1-6-29 and 26.)
(1-7) Error code F0 [F0] (communication error between the operation panel PWB and main PWB)
Detection conditions
• Serial communication between the operation panel PWB and the main PWB malfunctions.
Corrective measures
Is there any damage to
the harness (S02812) between
the main PWB and the operation panel
PWB or improper connection at the YC1
connector on the operation
panel PWB?
If any problem is found on the
harness or the connector,
repair or replace it.
Replace the main PWB. (See
page 1-6-25.)
Replace the main PWB. (See
page 1-6-25.)
End
Ye s
Ye s
No
No
OK?
OK?
Ye s
No
End
Replace the operation panel PWB.
Start
* Possible defective locations
(causes)
• Main PWB
• Operation panel PWB