Oki IP-6620 Maintenance Manual page 320

<Error messages>
If one of the following errors occurs, the process cannot be continued.
Operation panel
USB memory detection error
UPGRADING
USB DETECT ERROR
Memory reservation error
UPGRADING
MEMORY ALLOC ERROR
File read error
UPGRADING
FILE READ ERROR
File format error
UPGRADING
ILLEGAL FILE ERROR
Sum error
UPGRADING
SUM ERROR
Erase error
UPGRADING
ERASE ERROR
Write error
UPGRADING
WRITE ERROR
Erase verification error
UPGRADING
ERASE VERIFY ERROR
OKI Data Infotech Corporation CONFIDENTIAL
Chapter 5 Troubleshooting (Engine Section and USB Controller Section)
5-161