Ricoh M160 Service Manual page 295

SC No. Level
SC859-10 B
SC No. Level
SC860-00 B
SM
Error Name/Error Condition/Major Cause/Solution
Data encryption conversion HDD conversion error (Data
read/write command error)
HDD was not converted correctly during an attempt to update
the encryption key.
Only an error screen is displayed and no SC is issued during
conversion. This SC is issued after machine restarts.
Details:
Abnormal DMAC return value has been received two or more
times (DMAC timeout, serial communication error etc.)
HDD was not successfully converted during encryption key
update due to HDD errors or cable noises.

Check HDD connection.

Format the HDD.

If there is a problem with the HDD, it has to be replaced.
Error Name/Error Condition/Major Cause/Solution
Hard disk startup error at power-on
6-51
Service Call
M160/M161