Oki LE840DT User Manual page 54

2. PRINTER SETUP
2.6.12 Copying Data to/from
USB Memory (Cont.)
While using the USB memory, the following error message may be
displayed.
Error message
FORMAT ERROR
Check the settings.
MEMORY WRITE ERR.
Check the data
and the settings.
MEMORY READ ERR.
Check the data
and the settings.
MEMORY FULL
Free some memory
space.
FILE NOT FOUND
Check the data
and the settings.
UNKNOWN ERROR
Depending on the remaining memory size or the USB memory status,
a write error may occur even under the insufficient free space
condition.
E2-40
2.6 Printer Setting
Description
Format error
USB memory is not connected.
Write error
Read error
Insufficient free space
Specified file is not found.
Other errors