Read Sharp MX-M654N / MX-M754N (serv.man4) Service Manual online
MX-M754N MX-FR47U/FR47 (DATA SECURITY KIT) 26 – 2
9) Set the BOOT SW on the left upper side of the MFP control
PWB to OFF.
B. Firmware update procedures
Connect the power plug of the machine to the power outlet and
turn ON the main power switch and the operation panel power
switch.
turn ON the main power switch and the operation panel power
switch.
(1) Entering the boot mode
1) After power on, light the backlight and no message on the
screen.
2) Few seconds later, the screen displays the following message.
3) The machine enters the boot mode which indicates that there
is an error in the main program.
(2) Operations in the boot mode
When the machine is booted in the boot mode, the firmware ver-
sion check, the firmware install, and the version-up operation can
be performed.
sion check, the firmware install, and the version-up operation can
be performed.
NOTE: In the boot mode, the following keys are used for operation.
Note that the functions of the keys in the boot mode differ
from those in the normal mode.
from those in the normal mode.
a. Key functions and operations in the boot mode
b. Functions in the boot mode
The following two functions are available in the boot mode.
The following two functions are available in the boot mode.
c. Selection of functions in the boot mode
There are two functions available in the boot mode. These modes
can be selected by pressing [MENU] key and [BACK] key.
There are two functions available in the boot mode. These modes
can be selected by pressing [MENU] key and [BACK] key.
(3) Firmware install and version-up procedures in the
boot mode
1)
Boot the machine in the boot mode. When the Version Check
display is indicated, press [MENU] key, and the machine
enters the Firm Update mode.
display is indicated, press [MENU] key, and the machine
enters the Firm Update mode.
2)
Insert the USB memory which includes the update firmware file
(SFU file) into the USB port of the machine, and press [OK]
key.
(SFU file) into the USB port of the machine, and press [OK]
key.
SFU file display
Update Program Init
Please wait
Version Check
IcM:UNUSUAL
[UP]
[DOWN]
[MENU]
[OK]
[BACK]
Key name
Functions in the CN update mode
[OK] key
Executes the selected function or item.
[MENU] key
Selects a menu.
[BACK] key
Selects a menu.
(Serves as a cancel key in the execution check
screen.)
screen.)
[UP] key
Selects an item.
[DOWN] key
Selects an item.
Function
Content
Firmware
version check
function
version check
function
Displays the firmware version of the ICU PWB, the
SCU PWB, the PCU PWB, and the FAX PWB.
SCU PWB, the PCU PWB, and the FAX PWB.
Firmware install
(update) function
(update) function
Installs (revises) the firmware by transmitting data
from the PC which is connected to the ICU PWB, the
SCU PWB, the PCU PWB, the FAX PWB, and other
options with the USB memory or the USB cable.
from the PC which is connected to the ICU PWB, the
SCU PWB, the PCU PWB, the FAX PWB, and other
options with the USB memory or the USB cable.
Version Check
IcM:UNUSUAL
Firm Update
From USB Memory
[MENU] key
[BACK] key
[MENU] key
[BACK] key
Firm Update
From USB Memory
Firm Update
> ********.sfu
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