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bizhub C4000i/C3300i
3.11.3 C7133
Contents
Trouble type
C7133: Toner supply motor/YM failure
Rank
C
Trouble detection condition After starting the motor, an error is detected for the malfunction detection signal.
Trouble isolation
-
Relevant electrical parts
Procedure
1. Check the connector between M4-BASEB CN13E for proper connection and correct as necessary.
2. Check the connector of M4 for proper drive coupling and correct as necessary.
3. M4 conduction check
• Control signal: BASEB CN13E-1 to 4
• Location of electrical component: 4-C
4.
Replace M4.
5.
Replace BASEB.
3.11.4 C7201
Contents
Trouble type
C7201: Tray 1 paper feed clutch failure
Rank
C
Trouble detection condition After starting the clutch, an error is detected for the malfunction detection signal.
Trouble isolation
Tray 1
Relevant electrical parts
Procedure
1. Check the connector between CL3-relay CN44-BASEB CN22E for proper connection and correct as necessary.
2. Check the connector of CL3 for proper drive coupling and correct as necessary.
3. CL3 conduction check
• Control signal: BASEB CN22EA-1 (ON)
• Location of electrical component: 12-C
4.
Replace CL3.
5.
Replace BASEB.
3.11.5 C7206
Contents
Trouble type
C7206: Bypass tray paper feed clutch failure
Rank
C
Trouble detection condition After starting the clutch, an error is detected for the malfunction detection signal.
Trouble isolation
-
Relevant electrical parts
Procedure
1. Check the connector between CL2-relay CN46-BASEB CN23E for proper connection and correct as necessary.
2. Check the connector of CL2 for proper drive coupling and correct as necessary.
3. CL2 conduction check
• Control signal: BASEB CN23E-10 (ON)
• Location of electrical component: 9-K
4.
Replace CL2.
5.
Replace BASEB.
3.11.6 C720A
Contents
Trouble type
C720A: Registration clutch failure
Rank
C
Trouble detection condition After starting the clutch, an error is detected for the malfunction detection signal.
Trouble isolation
-
Relevant electrical parts
Procedure
1. Check the connector between CL4-relay CN45-BASEB CN22E for proper connection and correct as necessary.
2. Check the connector of CL4 for proper drive coupling and correct as necessary.
3. CL4 conduction check
• Toner supply motor/YM (M4)
• Base board (BASEB)
• Tray 1 paper feed clutch (CL3)
• Base board (BASEB)
• Bypass tray paper feed clutch (CL2)
• Base board (BASEB)
• Registration clutch (CL4)
• Base board (BASEB)
L TROUBLESHOOTING > 3. TROUBLE CODE
L-37
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