Denon HOME 250 - Page 61

4. Work ow for writing rmware after changing network module
Change the network module
Check the following.
・Serial number of this unit
・ Wi-Fi MAC address of old network module
・ Wi-Fi MAC address of new network module
Turn on the power.
Remove the network cable.
Check the color of the front LED.
Solid Purple
Follow the instructions below to write the latest rmware.
See "3. Updating via USB"
Insert the USB ash drive.
Write
Remove the USB ash drive.
This unit restarts automatically
Blue blink
Blue blink
Follow the instructions below to write the Service region settings.
See "4. Service region settings update procedures"
Insert the USB ash drive.
Write
Remove the USB ash drive.
Turn the power off and back on.
Follow the instructions below to write the service release type.
See "4. Service region settings update procedures"
Insert the USB ash drive.
Write
Remove the USB ash drive.
Turn the power off and back on.
Connect the network cable.
Run the HEOS app.
Check the "3. How to check the rmware version, service region set-
tings and service release type".
END
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
61