Ricoh BE-C1 D046 Field Service Manual page 487

• Harness connection between Xenon lamp and lamp regulator loose broken
• Harness between CIS and IPU loose, broken, defective
• Harness between CIS and PSU loose, broken, defective
• One or more defective: CIS, IPU, BCU, PSU, Xenon lamp
CIS communication error
A serial communication error occurred with the CIS due to a PCB malfunction or
loose connection.
If cycling the machine power off/on does not solve the problem:
SC 144 B
• Harness between CIS and IPU loose broken defective
• Harness between CIS and PSU loose, broken, defective
• CIS defective
• IPU defective
• BCU defective
IPU Error
Three attempts to configure the Cetus chip on the IPU board failed when the machine
SC161 B
was switched on or when machine recovered from the energy save mode.
• Replace the IPU
Left scanner fan lock
The BCU detected a left scanner fan lock signal 5 sec. after the machine was
switched on.
If cycling the machine power off/on does not solve the problem:
SC180 B
• Left scanner fan harness connection to the IOB loose, broken, defective
• Left scanner fan defective
• IOB defective
• BCU defective
Right scanner fan lock
SC181 B
defective
SC Tables
5
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