T- 1 1
3. MALFUNCTIONS/WARNING
• The CPU performs a self-diagnosis on the condition of the unit, and if a malfunction is
detected, the warning appears alternately with the error code in the display.
<Procedure for cancelling a malfunction display>
• Cancel the malfunction display by turning the machine off, then on again.
3-1. List of Malfunctions
Malfunc-
tion
Code
Malfunction Name Description
C0045
Fuser fan motor
error
• The LOCK signal remains HIGH or LOW continuously
for a predetermined period of time while the Cooling
Fan Motor remains energized.
C0210 H. V. abnormal
• The Drum Charge Monitor Voltage (HVC_MON) signal
falls outside a predetermined range at any time after
the lapse of a predetermined period of time after the
Power Switch has been turned ON.
• The Image Transfer Voltage Monitor signal
(T_MON_V) and Image Transfer Current Monitor sig-
nal (T_MON_I) fall outside a corresponding predeter-
mined range.
4980P550DA
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