d-Color MF4003/MF3303
L TROUBLESHOOTING > 3. TROUBLE CODE
L-53
• Base board (BASEB)
Procedure
1.
BASEB F2E conduction check
2.
Check the connector between FM1-relay CN23-BASEB CN19E for proper connection and correct as necessary.
3.
Check the connector between FM2-relay CN10-BASEB CN18E for proper connection and correct as necessary.
4.
5.
6.
3.13.23 C7615
Contents
Trouble type
C7615: Power line A20 error
Rank
C
Trouble detection condition The fuse detection unit detected an error for a predetermined time.
Trouble isolation
-
Relevant electrical parts
• PH unit
• Base board (BASEB)
Procedure
1.
BASEB F3E conduction check
2.
Check the connector between the PH unit-BASEB CN5E for proper connection and correct as necessary.
3.
4.
3.13.24 C7616
Contents
Trouble type
C7616: Power line A21 error
Rank
C
Trouble detection condition The fuse detection unit detected an error for a predetermined time.
Trouble isolation
-
Relevant electrical parts
• Toner supply motor/YM (M4)
• Toner supply motor/CK (M5)
• Base board (BASEB)
Procedure
1.
BASEB F5E conduction check
2.
Check the connector between M4-BASEB CN13E for proper connection and correct as necessary.
3.
Check the connector between M5-BASEB CN13E for proper connection and correct as necessary.
4.
5.
6.
3.13.25 C7631
Contents
Trouble type
C7631: Supply power line 1 error
Rank
C
Trouble detection condition All of the fuse detection units of the same supply power line (24V10) detected an error for a predetermined time.
Trouble isolation
-
Relevant electrical parts
• DC power supply (DCPS)
• Base board (BASEB)
Procedure
1.
BASEB F1E, F2E, F3E, F4E conduction check
2.
Check the connector between DCPS CN4-BASEB CN3E for proper connection and correct as necessary.
3.
Check the connector between DCPS CN6-BASEB CN1E for proper connection and correct as necessary.
4.
5.
3.13.26 C7632
Contents
Trouble type
C7632: Supply power line 2 error
Rank
C
Trouble detection condition All of the fuse detection units of the same supply power line (24V21) detected an error for a predetermined time.
Trouble isolation
-
Relevant electrical parts
• DC power supply (DCPS)
• Base board (BASEB)
Y119930-3
Service Manual
Summary of Contents for d-Color MF 4003
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