Oki MB760 Service Manual page 281

[B] When the update of system software failed
Check HDD harness connection.
Check system software version.
NO
45641001TH Rev.1
USB update failed
Failed twice or more?
YES
Update USB.
Update succeeded?
YES
(08-9900)
" 8.6 Confirmation of
the updated data "
Is system software
version correct ?
YES
Update completed
Update USB.
NO
" 8.2 Firmware Updating with
USB device
NO
Replace HDD.
Update USB.
YES
Update succeeded?
Replace SYS board.
Update USB.
" 8.2 Firmware Updating with
USB device
Oki Data CONFIDENTIAL
NO
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