2MN/2N1-1
1-4-59
7003 Toner motor M error
When the toner motor K is
driven, the pulse sensor is not
detected for 15 times in 200
ms intervals has occurred in
15 times.
During the toner motor is
driven, an event in which
TMOT_LOCK turns to H
(locked) 5 times has occurred
in 15 sets.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Toner motor M and engine PWB (YC27)
Defective screw
sensor M.
Replace the screw sensor M.
Defective toner
motor M.
Replace the toner motor M.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-49).
7004 Toner motor Y error
When the toner motor K is
driven, the pulse sensor is not
detected for 15 times in 200
ms intervals has occurred in
15 times.
During the toner motor is
driven, an event in which
TMOT_LOCK turns to H
(locked) 5 times has occurred
in 15 sets.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Toner motor Y and engine PWB (YC27)
Defective screw
sensor Y.
Replace the screw sensor Y.
Defective toner
motor Y.
Replace the toner motor Y.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-49).
7101 Toner sensor K error
Sensor output value of 60 or
less or 944 or more continued
for 3 s.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Toner sensor K and front PWB (YC9)
Front PWB (YC2) and engine PWB (YC10)
Defective toner
sensor K.
Replace developer unit K (see page 1-5-29).
Failure of locking
the developer
waste slot at setup.
Check whether the developer waste slot has
been unlocked and unlock if necessary (see
page 1-2-14).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-49).
Code Contents Causes
Check procedures/
corrective measures