Kyocera FS-C5025N - Page 68

2HJ/2HK
1-4-16
7002 Toner motor 2 overcurrent detection
error (cyan toner)
The engine controller PWB (A0004)
detected the overcurrent of toner motor
2.
Defective toner
motor 2.
Replace the toner motor 2. See page 1-5-
50.
Defective engine
controller PWB
(A0004).
Replace the engine controller PWB (A0004).
See page 1-5-41.
Lump of toner
inside cyan toner
container or defec-
tiveness of toner
replenishment drive
system.
Replace the cyan toner container.
7003 Toner motor 1 overcurrent detection
error (magenta toner)
The engine controller PWB (A0004)
detected the overcurrent of toner motor
1.
Defective toner
motor 1.
Replace the toner motor 1. See page 1-5-
50.
Defective engine
controller PWB
(A0004).
Replace the engine controller PWB (A0004).
See page 1-5-41.
Lump of toner
inside magenta
toner container or
defectiveness of
toner replenish-
ment drive system.
Replace the magenta toner container.
7004 Toner motor 3 overcurrent detection
error (yellow toner)
The engine controller PWB (A0004)
detected the overcurrent of toner motor
3.
Defective toner
motor 3.
Replace the toner motor 3. See page 1-5-
50.
Defective engine
controller PWB
(A0004).
Replace the engine controller PWB (A0004).
See page 1-5-41.
Lump of toner
inside yellow toner
container or defec-
tiveness of toner
replenishment drive
system.
Replace the yellow toner container.
7401 Black developer unit non- installing
error
The toner sensor 4 inside the black
developer unit did not output the density
detection signal, judged the engine con-
troller PWB (A0004) the black developer
unit is not installed.
Defective harness
of the toner sensor
4, defective con-
nection of the con-
nector between
black developer unit
and the printer main
unit or poor contact
of the connector ter-
minals.
Check the damage of harness of the toner
sensor 4, check the connection of the con-
nector with the black developer unit and the
printer main unit, if there is trouble, remedy
or replace.
Defective toner
sensor 4.
Replace the black developer unit. See page
1-5-12.
Defective engine
controller PWB
(A0004).
Replace the engine controller PWB (A0004).
See page 1-5-41.
Defective engine
relay PWB (A0009).
Replace the engine relay PWB (A0009).
Code Contents
Remarks
Causes Check procedures/corrective measures