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bizhub C4000i/C3300i
3.9 C4###
3.9.1 C4091
Contents
Trouble type
C4091: Engine communication error
Rank
C
Trouble detection condition Communication with the CTL is interrupted for one min. or longer during a stabilization sequence.
Trouble isolation
-
Relevant electrical parts
Procedure
1. Reboot the machine.
2.
Replace CPUB.
3.
Replace BASEB.
3.9.2 C40A2, C40A3, C40A4, C40A5, C40A6, C40C3, C40C5
Contents
Trouble type
Rank
C
Trouble detection condition A CPU communication error is detected.
Trouble isolation
-
Relevant electrical parts
Procedure
1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2. Check CPUB for proper installation and correct as necessary.
3. Rewrite the firmware.
4.
Replace CPUB.
5. BASEB F15E and PTC2E conduction check
6.
Replace BASEB.
3.9.3 C4101
Contents
Trouble type
C4101: Polygon motor rotation trouble
Rank
B
Trouble detection condition
Trouble isolation
-
Relevant electrical parts
Procedure
1. Check the connector between the PH unit-BASEB CN5E for proper connection and correct as necessary.
2. Check CPUB for proper installation and correct as necessary.
3. Polygon motor load check
• Check code: 32
• Multi code: 1, 3
4.
Replace the PH unit.
5.
Replace CPUB.
6.
Replace BASEB.
3.9.4 C4501
Contents
Trouble type
C4501: Laser malfunction
Rank
B
Trouble detection condition
• CPU board (CPUB)
• Base board (BASEB)
• C40A2: Mechanical controller PF communication data error
• C40A3: Mechanical controller PF transmission timeout
• C40A4: Mechanical controller PF communication pulse error
• C40A5: QSPI communication clock switching error
• C40A6: Mechanical controller ASIC communication error
• C40C3: CTL PF transmission timeout 1
• C40C5: CTL PF transmission timeout 2
• CPU board (CPUB)
• Base board (BASEB)
• The polygon motor fails to turn stably even after the lapse of a given period of time after activating and
changing rotation speed the polygon motor.
• Motor lock signal detects HIGH for a given period time consecutively during the polygon motor is rotating.
• PH unit
• CPU board (CPUB)
• Base board (BASEB)
• SOS signal is not detected even after the lapse of a given period of time after starting the laser output.
• SOS signal is not detected for a given period of time during printing or IDC sensor adjustment.
L TROUBLESHOOTING > 3. TROUBLE CODE
L-32
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