Ricoh Aficio 480W Dolphin-C2 Service Manual page 161

28 April 2005
SC596 B Cutter 2 home position error 3
The home position switch stays off 1 s after
the cutter motor turns on.
SC630 C RSS communication error
An error was detected in communication via
RSS between the machine and the RSS
center. Error occurred on a public line at the
RSS terminal.
SC632 B
Key/card counter device error 1
After 1 data frame is sent to the device, an
ACK signal is not received within 100 ms, and
is not received after 3 retries.
SC633 B Key/card counter device error 2
During communication with the
device, the BCU received a break
(Low) signal.
SC634 B Key/card counter device error 3
The backup battery of the counter
device RAM is low.
SC635 B Key/card counter device error 4
After installation of the device a
message alerts user to a battery
voltage abnormal error.
SC670 D Engine startup error
The BCU failed to respond with the
prescribed time when the machine
was turned on.
SERVICE CALL CONDITIONS
• Cutter motor cable
disconnected
• Cutter motor overload
• Motor defective
• No action required
• The serial line from the device
to the copier is unstable,
disconnected, or defective.
• The serial line from the device to the
copier is unstable, disconnected, or
defective.
• Replace the RAM backup battery.
• Device control board defective
• Device control board backup battery
defective
• Connections between BCU and controller
board are loose, disconnected, or
damaged
• Replace the BCU
• Replace the controller board
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