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3. Malfunctions and Warnings (2300DL & 2350)
The CPU performs a self-diagnosis on the condition of the unit, and if a malfunction is detected, the
malfunction appears on the display.
Malfunction cancelling procedure
• For malfunctions other than those described above, open, then close the front door or turn the
unit off, then on.
Malfunction code
Detection timing
Refer-
ence
page
2300 DL 2350
FATAL ERROR
CODE: 04H
SERVICE CALL 04
ENGINE BOARD
• If abnormal transmissions are detected in
the master board (PWB-A)
161
FATAL ERROR
CODE: 05H
SERVICE CALL 05
FLASH ROM
• If a FLASH ROM error occurs during
printer initialization
161
FATAL ERROR
CODE: 08H
SERVICE CALL 08
MAIN MOTOR
• If the main motor (M1) does not rotate
when the unit is turned on
161
FATAL ERROR
CODE: 0BH
SERVICE CALL 0B
XFER FAN
• If the ventilation fan motor (M6) does not
rotate when the unit is turned on
162
FATAL ERROR
CODE: 0CH
SERVICE CALL 0C
PWR SUPPLY FAN
• If the power supply cooling fan motor
does not rotate when the unit is turned on
162
FATAL ERROR
CODE: 0EH
SERVICE CALL 0E
SUCTION FAN
• If the fusing cooling fan motor does not
rotate when the unit is turned on
162
FATAL ERROR
CODE: 10H
SERVICE CALL 10
LASER UNIT
• If the polygon motor does not rotate
162
FATAL ERROR
CODE: 14H
SERVICE CALL 14
XFER ROLLER
• If there is no pressure by or separation
from the second image transfer roller
163
FATAL ERROR
CODE: 15H
SERVICE CALL 15
XFER BELT
• If there is no pressure by or separation
from the transfer belt cleaner
163
FATAL ERROR
CODE: 16H
SERVICE CALL 16
XFER BELT
• If the transfer belt of the transport image
transfer belt unit does not rotate
163
FATAL ERROR
CODE: 17H
SERVICE CALL 17
TONER RACK
• If the toner cartridge does not rotate
164
FATAL ERROR
CODE: 18H
FATAL ERROR
CODE: 19H
SERVICE CALL 18
FUSER UNIT
SERVICE CALL 19
FUSER UNIT
• If the unit does not reach 80° C within 100
seconds from the time that warm-up
begins
• If the temperature of the fusing roller falls
below 70° C in 10 seconds during standby
• If the temperature of the fusing roller
increases to 220° C in 0.1 second
164
164
159