MX-4100N, MX-4101N, MX-5000N, MX-5001N (serv.man17). Service Manual-Section 9-Firmware Update - Sharp Copying Equipment Service Manual (repair manual). Page 4

MX-4101N  FIRMWARE UPDATE  9 – 4

"Main Program Error" is displayed on the panel.
It means that the data are destroyed and that replacement of
the HDD is not required. The problem can be settled by execu-
tion of the emergency update only.

2)

"HDD Trouble (E7-03)" is displayed on the panel.
It means a HDD breakdown. The HDD must be replaced with a
new one, and the emergency update must be executed.

* When U2-05 (HDD/EEPROM/SRAM abnormality) or U2-50

(HDD data abnormality related to IMS) occurs, execute SIM16
only, and there is no need to execute the emergency update.

[Environment necessary for the emergency update]
1)

2)

memory.

[Emergency update procedures]
1)

Insert the USB memory which stores the firmware for the
emergency update into the USB port.

2)

Turn on the main power.
The firmware for the emergency update in the USB memory is
automatically recognized to start reading the USB memory.
It takes about 1 minute, and the booting animation is displayed
during this period.

3)

Check to confirm that "EmergencyUpdateMode" is displayed
on the panel.
After that, the process is automatically executed.

4)

Check the procedure.
When the process is going on normally, the following message
is displayed.

5)

Check the update result.
When writing the program both to the HDD and to the Flash
ROM is normally completed, the following message is dis-
played.

If writing to either of the HDD or the Flash ROM is failed, the
following message is displayed.

In this case, if “Update Failed” is displayed, it may the HDD
has been broken down probably. Replace the HDD with a new
one, and execute the emergency update again.

6)

Turn OFF the main power.

7)

Remove the USB memory from the USB port.

8)

Turn ON the main power.

9)

10) When the HDD is replaced, use SIM49-5 to upload the water-

mark data.

11) Select the folder for updating, and press [EXECUTE] and

[YES] keys in this order to start the updating procedures.

[Note]
• It takes about 6 minutes for the emergency update.
• Never turn OFF the main power until the emergency update is

completed.

• When the emergency update is completed, be sure to remove

the USB memory for the emergency update. The machine does
not boot normally with the USB memory inserted.

EmergencyUpdateMode

EmergencyUpdateMode

Updating ....10%

EmergencyUpdateMode

Update Succeeded

EmergencyUpdateMode

Update Failed