SERVICE CALL CONDITIONS
B079/B082 4-16 SM
Code No. Symptom Possible Cause
Scanner setting error 953 C
The IPU does not respond with the
scanner setting signal required to start
scanning processing.
Software defective
Printer setting error 954 B
The IPU does not respond with the
settings that are required to start image
processing by the printer.
Software defective
Memory setting error 955 C
The IPU does not respond with the
settings that are required to start image
processing using the memory.
Software defective
964 Scanner Start Error
C
During scanned image processing,
another command to start scanning was
received.
Software defective
Print image data transfer error 984 B
The image transfer from the controller
to the engine via the PCI bus does not
end within 15 s after starting.
Controller board defective
BICU defective
Connectors between BICU and
controller loose or defective
Scanner image data transfer error 985 B
The image transfer from the engine to
the controller via the PCI bus does not
end within 3 s after starting.
Controller board defective
BICU defective
Connectors between BICU and
controller loose or defective
SIB defective
Software write parameter setting error 986 C
An unstable area at the storage
destination in the settings table is set
NULL for the parameter received by the
write module.
Software defective
Software performance error 990 B
The software attempted to perform an
unexpected operation.
Software defective
Internal parameter incorrect
Insufficient working memory
When this SC occurs, the file name,
address, and data will be stored in
NVRAM. This information can be
checked by using SP7-403. Note the
above data and the situation in which
this SC occurs. Then report the data
and conditions to your technical
control center.
Software continuity error 991 D
The software attempted to perform and
unexpected operation. However, unlike
SC990, the object of the error is
continuity of the software.
Software bug
Internal parameter incorrect
Insufficient working memory
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