• Harness connection between Xenon lamp and lamp regulator loose broken
defective
• 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
SC 144 B
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:
• Harness between CIS and IPU loose broken defective
• Harness between CIS and PSU loose, broken, defective
• CIS defective
• IPU defective
• BCU defective
SC161 B
IPU Error
Three attempts to configure the Cetus chip on the IPU board failed when the machine
was switched on or when machine recovered from the energy save mode.
• Replace the IPU
SC180 B
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:
• Left scanner fan harness connection to the IOB loose, broken, defective
• Left scanner fan defective
• IOB defective
• BCU defective
SC181 B
Right scanner fan lock
SC Tables
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