Control panel message Description Recommended action
●
Y=2: Magenta (drum motor 1) (M3) (M4)
(J120)
●
Y=3: Yellow (drum motor 1) (M3) (J120)
59.B0 ERROR
To continue turn off then on
The toner-collection unit is full. Replace the toner-collection unit. See Toner-
collection unit on page 190
59.BO CLEANING MOTOR ERROR
REPLACE TONER COLLECTION UNIT
This message displays for one of the
following reasons:
●
The cleaning motor is stuck.
●
The toner-collection unit is full.
●
The chute at the top of the toner
collection unit is clogged.
Replace the toner-collection unit. See Toner-
collection unit on page 190.
59.C0 Error To continue turn off and then
on
The developer-disengagement motor
experienced a rotational error.
1. Perform the Alienation Motor test in the
Component Tests menu in the
Troubleshooting menu. Verify that the
cartridges are being correctly alienated.
2. Check the following connectors: J25 at
the motor (M10), J261 and J251 on the
high voltage power supply-D PCA, and
connectors J138 and J106 on the DC
controller PCA.
3. Perform the Manual Sensor Test and
observe item G. The normal state is “0”.
Locate the in-line connector J70 in the
cable that is connected to developing-
home-position sensor (SR11). To find
this connector, remove the left-side
cover and look in the area below the
support plate. Disconnect the in-line
connector. The state of item G should
change to “1”.
4. If the motor is defective, replace motor
M10. If the sensor is defective, replace
the main-drive assembly.
59.F0 ERROR The transfer unit is missing or a motor error
has occurred.
1. Verify that the ITB is installed correctly.
Remove the ITB and manually test the
alienation mechanism.
2. The position of the alienation
mechanism in the ITB is monitored by
the primary transfer roller
disengagement sensor (SR17), which is
located in the rear of the black cartridge
slot. Perform the manual sensor test
while the ITB is removed, and observe
the state of sensor “I”. The normal state
is “0”. When you insert a piece of paper
into the sensor, the state should change
to “1.”
3. Open the right door and defeat the
interlock. Perform the ITB Contact/
Alienation test in the Component
Table 7-12 Control-panel messages (continued)
ENWW Control-panel messages 453
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