MF8030CN - E736-0000

[iRC]

When powering on the MF8030CN, it shows language select screen for about 2 seconds and then E736-000 and some japanese text comes up.

Service Manual says:

E736-0000 Error in CCU-modem communication
Problem in FAX-NCU PCB / main controller PCB

-Update the set of main controller firmware
-Replace FAX-NCU PCBs
-Replace main controller PCBs

The device has been working fine for about two years.
Has anyone seen similar issues?

[zoraldinho]

It's main Controller issue

Additional procedures in replacing main controller PCB



1) Uninstalling old drivers
Drivers to be uninstalled:
- Printer Driver
- FAX Driver
- Scanner Driver
- Network Scan Utility (for machines with network connection)
As for the procedure, refer to “Uninstalling the Software” in the Starter Guide.
2) Install the drivers which have been uninstalled in step 1.
As for the procedure, refer to the following items in the Starter Guide.
- In case of network connection: “Installing via Network Connection”
- In case of USB connection: “Installing with USB Connection”
The instruction sheet is packaged with the main controller PCB set as the service parts to notify the additional procedures
on the user’s PC.