Toshiba e-STUDIO556 Service Manual page 833

[C] Display during the update
Update is performed in parallel as shown in the transition diagram below.
[ System ROM ]
OS Update
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Item Selection Screen for Update
[ Master data ]
[ Engine ROM ]
Engine Main
HDD SYS Update
Firmware Update
[ PFC ROM ]
Firmware Update
[ Laser ROM ]
Firmware Update
Update Completed
Fig. 11-4
11 - 15
[ Scanner ROM ]
Scanner
Firmware Update
PFC
LSR
e-STUDIO556/656/756/856(Ver03)
FIRMWARE UPDATING
11