Olivetti d-Color MF4003 Service Manual page 454

d-Color MF4003/MF3303
Rank B
Trouble detection condition
Trouble isolation Scanner
Relevant electrical parts
Procedure
1. Check the connector between DF CIS-BASEB CN5 for proper connection and correct as necessary.
2. Check CPUB for proper installation and correct as necessary.
3. Replace the flat cable.
4. Replace the DF CIS module assy.
5. Replace CPUB.
6. Replace BASEB.
3.15.3 C9701
Contents
Trouble type C9701: Front side reading device cable break detection
Rank A
Trouble detection condition The cable between the CIS module (IR CIS) and the base board (BASEB) is break.
Trouble isolation Scanner
Relevant electrical parts
Procedure
1. Check the connector between IR CIS-BASEB CN6 for proper connection and correct as necessary.
2. Check CPUB for proper installation and correct as necessary.
3. Replace the flat cable.
4. Replace IR CIS.
5. Replace CPUB.
6. Replace BASEB.
3.15.4 C9702
Contents
Trouble type C9702: Back side reading device cable break detection
Rank A
Trouble detection condition The cable between the DF CIS module (DF CIS) and the base board (BASEB) is break.
Trouble isolation Scanner
Relevant electrical parts
Procedure
1. Check the connector between DF CIS-BASEB CN5 for proper connection and correct as necessary.
2. Check CPUB for proper installation and correct as necessary.
3. Replace the flat cable.
4. Replace the DF CIS module assy.
5. Replace CPUB.
6. Replace BASEB.
3.16 CA###
3.16.1 CA051, CA052, CA053
Contents
Trouble type
Rank C
Trouble detection condition
Trouble isolation -
Service Manual
• C9403: At the CIS gain adjustment, the machine detected that the output of the CIS LED is lower than the
specified value.
• C9404: After a scan job is completed, the machine detected that the average output of the CIS LED is greater
than the specified value.
• Flat cable
• DF CIS module (DF CIS)
• CPU board (CPUB)
• Base board (BASEB)
• Flat cable
• CIS module (IR CIS)
• CPU board (CPUB)
• Base board (BASEB)
• Flat cable
• DF CIS module (DF CIS)
• CPU board (CPUB)
• Base board (BASEB)
• CA051: Standard controller configuration failure
• CA052: Controller hardware error
• CA053: Controller start failure
• CA051: The controller of the CPU board (CPUB) is faulty.
• CA052: A controller hardware error is detected in the network interface.
• CA053: A controller start failure is detected in the controller interface.
L TROUBLESHOOTING > 3. TROUBLE CODE
L-56
Y119930-3