System Error (Fxxxx) Outline - Kyocera ECOSYS P2235dw Service Manual

(3) System Error (Fxxxx) Outline

(3-1) System Error code list
Error code
F000 Communication error between the main unit and CPU
F010 Program read error
F020 RAM read / write error
F040 Communication error between the main unit and CPU (Communication error between
the controller and the print engine)
F050 Engine main program error
(3-2) Content of System Error (Fxxxx) Outline
F000: Communication error between the main unit and CPU
The panel cannot be detected since the CPU communication between the main/engine PWB and the opera-
tion panel PWB is unavailable.
Step Check description
1 Resetting the main power
2 Checking the connection
3 Checking the expansion
memory
4 Executing U021
5 Replacing the main/engine
PWB
6 Replacing the operation
panel PWB
Contents
Assumed cause
The controller does not
activate properly.
The connector is not prop-
erly connected or the wire
is faulty.
The expansion memory is
not properly connected.
The backup RAM data is
faulty.
The main/engine PWB is
faulty.
The operation panel PWB
is faulty.
7-90
2RV/2RW/2RX/2RY/3RA-3
Measures
Turn off the power switch and
unplug the power cord. After
5s passes, reconnect the
power cord and turn on the
power switch.
Clean the terminal of the fol-
lowing wire connectors and
reconnect the connectors. If
there is no continuity, replace
the wire.
• TSI model: Operation panel
PWB (YC6) - Main/engine
PWB (YC507)
• LCD model: Operation
panel PWB (YC2) - Main/
engine PWB (YC507)
Clean the expansion mem-
ory and reconnect it to the
main/engine PWB
Execute U021 to initialize the
backup RAM data.
Replace the main/engine
PWB.
Replace the operation panel
PWB.
Reference