Sc900: Miscellaneous - Ricoh B064 Service Manual

B064 SERIES SERVICE MODE

SC900: Miscellaneous

SC No.
900 D Electrical total counter error
The total counter contains
something that is not a number.
901 D Mechanical total counter error
The mechanical counter is not
connected.
951 C F-GATE signal error
When the IPU has already received
the F-GATE signal (laser writing
start trigger signal), the IPU
receives another F-GATE signal.
953 D Scanner image setting error
The settings required for image
processing using the scanner are
not sent from the IPU.
954 D Printer image setting error
The settings required for image
processing using the printer
controller are not sent from the IPU.
955 D Memory setting error
The settings that are required for
image processing using the
memory are not sent from the IPU.
964 D Printer ready error
The print ready signal is not
generated for more than 17
seconds after the IPU received the
print start signal.
984 D Print image data transfer error
After a data transfer begins from
the controller to the engine via the
PCI bus, the transfer does not end
within 15 s.
985 D Scanned image data transmission error
After a data transfer begins from
the engine to the controller via the
PCI bus, the transfer does not end
within 3 s.
986 D Value of setting for software write parameter incorrect
The write parameter received by
the write module at the beginning of
the setting table is NULL.
990 D Software performance error
The software performs an
unexpected function and the
program cannot continue.
B064 Series/B140 Series/G126
Symptom
4-32
Possible Cause
• NVRAM defective
• Mechanical total counter defective
• Mechanical total counter connector not
connected
• Software defective
• BCU defective
• Software defective
• Software defective
• Software defective
• Software defective
• Controller board defective
• BICU defective
• BICU, controller disconnected
• Controller board defective
• BICU defective
• BICU, controller disconnected
• Controller board defective
• BICU defective
• BICU, controller disconnected
• Software defective, re-boot
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SM