Oki MB760 Service Manual page 164

[4F10] system abnormality
(1) Perform the job in error again. If the error still occurs, turn the power OFF and then back
ON, and perform the job again.
(2) Collect the debug log with USB device.
 P. 5-2 "5.1.2 Collection of debug logs with a USB device"
(3) Initialize HDD.
Refer to step 3 and later in "[E] Replace / Format HDD" in "6.2.3 Precautions and
procedures when replacing the HDD".
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