82 Firmware Update
9.1 From your computer via USB port
You can transfer a new firmware to the digital receiver from
your computer by connecting them with a USB cable. You
need TFDN USB, a firmware transfer utility for this, which is
available from the web site,
To update the firmware with this method, perform the follow-
ing steps:
The instructions on how to use TFDN USB are as follows:
1. Download a new firmware applicable to
the digital receiver from the Topfield web
site.
2. Plug one end of a USB cable into the USB
port on the digital receiver, and the other
end into the matching port on your com-
puter.
3. Turn on the digital receiver.
4. Run TFDN USB.
1. Press the Find button to select the
new firmware file.
2. Press the Download button. To start
the file transfer, restart the digital
receiver.
3. When the file transfer is complete,
the display panel on the digital
receiver will count down to zero
while the new firmware is being ap-
plied.
4. Restart the digital receiver once
more.
.