Kyocera FS-1128MFP Service Manual page 129

Code
F020 Control PWB RAM checksum error
F040 Control PWB engine communication
error
A communication error is detected.
F041 Control PWB - scanner PWB commu-
nication error
A communication error is detected.
F050 Control PWB engine checksum error
F186 Control PWB video data control error
Contents
Causes Check procedures/corrective measures
Defective main Turn the main power switch off/on to restart
memory (RAM) on the machine. If the error is not resolved,
the control PWB. replace control PWB (See page 1-5-39).
Defective Replace the expanded memory (DIMM).
expanded memory
(DIMM).
Defective control Turn the main power switch off/on to restart
PWB. the machine. If the error is not resolved,
replace control PWB (See page 1-5-39).
Defective control Turn the main power switch off/on to restart
PWB or scanner the machine. If the error is not resolved,
PWB. replace control PWB or scanner PWB (See
page 1-5-39 or 1-5-49).
Some error may Download the firmware of the control PWB
have occurred again (See page 1-6-1).
when downloading
the firmware of the
control PWB.
Defective control Turn the main power switch off/on to restart
PWB. the machine. If the error is not resolved,
replace control PWB (See page 1-5-39).
Defective control Turn the main power switch off/on to restart
PWB. the machine. If the error is not resolved,
replace control PWB (See page 1-5-39).
Remarks
2JN-1
1-4-11