Olivetti d-Color MF4003 Service Manual page 445

d-Color MF4003/MF3303
5. Replace BASEB.
3.13.2 C7131
Contents
Trouble type C7131: Toner supply motor/CK 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 M5-BASEB CN13E for proper connection and correct as necessary.
2. Check the connector of M5 for proper drive coupling and correct as necessary.
3. M5 conduction check
• Control signal: BASEB CN13E-5 to 8
• Location of electrical component: 4-C
4. Replace M5.
5. Replace BASEB.
3.13.3 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.
3.13.4 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.
3.13.5 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.
Y119930-3
• Toner supply motor/CK (M5)
• Base board (BASEB)
• 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)
L TROUBLESHOOTING > 3. TROUBLE CODE
L-47
Service Manual