Kyocera FS-3040MFP Service Manual page 117

Code Contents
7410 Drum unit non- installing
error
The drum unit is not
installed or not installed
properly.
The drum PWB EEPROM
does not communicate nor-
mally.
F000 Main PWB - operation
panel PWB communica-
tion error
F020 Main PWB RAM check-
sum error
F040 Main PWB - engine PWB
communication error
F041 Main PWB - scanner
communication error
F050 Engine ROM checksum
error
Causes
The drum unit is Install the drum unit (see page 1-5-26).
not installed.
Defective connec- Reinsert the connector. Also check for continu-
tor cable or poor ity within the connector cable. If none, remedy
contact in the con- or replace the cable.
nector. Drum PWB (YC1) and connect-L PWB (YC3)
Defective drum Replace the drum unit (see page 1-5-26).
PWB EEPROM.
Defective engine Replace the engine PWB and check for correct
PWB. operation (see page 1-5-30).
Defective main Turn the main power switch off/on to restart the
PWB. machine. If the error is not resolved, replace
main PWB.
Defective opera- Replace the operation panel PWB.
tion panel PWB.
Defective main Turn the main power switch off/on to restart the
memory (RAM) on machine. If the error is not resolved, replace
the main PWB. main PWB.
Defective Replace the expanded memory (DIMM).
expanded memory
(DIMM).
Defective main Turn the main power switch off/on to restart the
PWB. machine. If the error is not resolved, replace
main PWB.
Defective engine Replace the engine PWB.
PWB.
Defective main Turn the main power switch off/on to restart the
PWB. machine. If the error is not resolved, replace
main PWB.
Defective engine Replace the engine PWB and check for correct
PWB. operation (see page 1-5-30).
1-4-13
Check procedures/
corrective measures
2LW/2LX-2