Troubleshooting; Error Message - Ricoh C249 Service Manual

3. TROUBLESHOOTING

3.1 ERROR MESSAGE

MESSAGE
Controller Communication
Error
Controller Error
NIC Error
NIB Error
NVRAM Error
Parallel Interface Error
CENTRO Error
SDRAM Error
ASIC Error
Flash ROM Error
Writing failed
Initialization failed
Download mode is disabled
SM
DESCRIPTION
Abnormal communication
between the controller and
the engine.
Faulty ROM
Abnormal NIB
An error has occurred in the
Memory Unit.
The parallel interface is
abnormal.
The parallel interface is
abnormal. (After a loop-back
test)
There is an error in the on-
board SDRAM.
The controller ASIC is
abnormal.
The flash ROM is abnormal.
The firmware on the IC card
is damaged.
NIB self test failed.
The NIB did not shift into
download mode within the
specified time.
19
ERROR MESSAGE
REQUIRED ACTION
Examine the connectors
and cable connections.
Replace the controller
board, cable, Video I/F
Board, and/or MPU of the
engine.
Replace the controller if this
error is frequent.
Turn off the machine and
turn it back on. Replace the
NIB if this error occurs
frequently.
Replace the controller if this
error occurs frequently.
Replace the controller if this
error occurs frequently.
Replace the controller if this
error occurs frequently.
Replace the controller if this
error occurs frequently.
Replace the controller.
Replace the controller if this
error occurs frequently.
Reprogram the IC card and
try again.
Turn off the machine and
turn it back on. Replace the
NIB if this error occurs
frequently.
Replace the NIB if this error
occurs frequently.
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