Ricoh K-C3 Service Manual page 133

B245/B276/B277/B268/B269 Service Manual
No.
Definition
800 B
804 B
818 B
819 B
820 B
821 B
823 C
824 B
826 B
Symptom
within 60 seconds after
the ADF starts feeding.
Startup without video output end error
Video transfer to the
engine is started, but the
engine did not issue a
video transmission end
command within the
specified time.
Startup without video input end
A video transmission was
requested from the
scanner, but the scanner
did not issue a video
transmission end
command within the
specified time.
Watchdog error
The CPU does not
access the watchdog
register within a certain
time.
Kernel mismatch error
Software bug
Self-Diagnostic Error: CPU
The central processing
unit returned an error
during the self-diagnostic
test.
Self-Diagnostic Error: ASIC
The ASIC returned an
error during the self-
diagnostic test because
the ASIC and CPU timer
interrupts were compared
and determined to be out
of range.
Self-diagnostic Error: Network Interface
The network interface
board returned an error
during the self-diagnostic
test.
Self-diagnostic Error: NVRAM
The resident non-volatile
RAM returned an error
during the self-diagnostic
test.
Self-diagnostic Error: NVRAM/Optional NVRAM
The NVRAM or optional
NVRAM returned an error
Possible Cause
Controller board defective
Controller board defective
Controller board defective
Software malfunction – download
controller firmware again
Download controller firmware again
Controller board defective
Download controller firmware again
Controller board defective
Network interface board defective
Controller board defective
Replace the NVRAM on the
controller board
Replace the controller board
Replace the NVRAM on the
controller board
18-Jan-06
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