Oki MPS5502 - Flow Chart for Correcting USB Update Failure

45641001TH Rev.1
8-30/
Oki Data CONFIDENTIAL
8.7.2 FlowchartforcorrectingUSBupdatefailure
[A] When the update of the System firmware failed
USB update failed
Update completed
Update download jig.
Check system firmware version.
(08-9930)
Update succeeded?
Replace SYS board.
Is system firmware version
correct?
" 8.4.2 System firmware "
" 8.6 Confirmation of
the updated data "
YES
YES
YES
NO
NO
NO
Failed twice or more?
YES
NO
Failed twice or more?
Update USB.
" 8.2 Firmware Updating with
USB device
Update USB.
" 8.2 Firmware Updating with
USB device